cms-gov/mmshub.cms.gov/measure-lifecycle/measure-specification/develop-specification/numerator
2025-02-28 14:41:14 -05:00

2558 lines
84 KiB
Text
Raw Permalink Blame History

This file contains ambiguous Unicode characters

This file contains Unicode characters that might be confused with other characters. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

<!DOCTYPE html>
<html lang="en" dir="ltr" prefix="content: http://purl.org/rss/1.0/modules/content/ dc: http://purl.org/dc/terms/ foaf: http://xmlns.com/foaf/0.1/ og: http://ogp.me/ns# rdfs: http://www.w3.org/2000/01/rdf-schema# schema: http://schema.org/ sioc: http://rdfs.org/sioc/ns# sioct: http://rdfs.org/sioc/types# skos: http://www.w3.org/2004/02/skos/core# xsd: http://www.w3.org/2001/XMLSchema# ">
<head>
<meta charset="utf-8" />
<meta name="description" content="The" />
<link rel="canonical" href="http://mmshub.cms.gov/measure-lifecycle/measure-specification/develop-specification/numerator" />
<meta name="Generator" content="Drupal 10 (https://www.drupal.org)" />
<meta name="MobileOptimized" content="width" />
<meta name="HandheldFriendly" content="true" />
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
<script src="/sites/default/files/google_tag/gtm/google_tag.script.js?ss7w0y" defer></script>
<title>Define the Numerator and Numerator Exclusions | The Measures Management System</title>
<link rel="stylesheet" media="all" href="/core/assets/vendor/jquery.ui/themes/base/core.css?ss7w0y" />
<link rel="stylesheet" media="all" href="/core/assets/vendor/jquery.ui/themes/base/controlgroup.css?ss7w0y" />
<link rel="stylesheet" media="all" href="/core/assets/vendor/jquery.ui/themes/base/checkboxradio.css?ss7w0y" />
<link rel="stylesheet" media="all" href="/core/assets/vendor/jquery.ui/themes/base/resizable.css?ss7w0y" />
<link rel="stylesheet" media="all" href="/core/assets/vendor/jquery.ui/themes/base/button.css?ss7w0y" />
<link rel="stylesheet" media="all" href="/core/assets/vendor/jquery.ui/themes/base/dialog.css?ss7w0y" />
<link rel="stylesheet" media="all" href="/core/modules/system/css/components/ajax-progress.module.css?ss7w0y" />
<link rel="stylesheet" media="all" href="/core/modules/system/css/components/align.module.css?ss7w0y" />
<link rel="stylesheet" media="all" href="/core/modules/system/css/components/autocomplete-loading.module.css?ss7w0y" />
<link rel="stylesheet" media="all" href="/core/modules/system/css/components/fieldgroup.module.css?ss7w0y" />
<link rel="stylesheet" media="all" href="/core/modules/system/css/components/container-inline.module.css?ss7w0y" />
<link rel="stylesheet" media="all" href="/core/modules/system/css/components/clearfix.module.css?ss7w0y" />
<link rel="stylesheet" media="all" href="/core/modules/system/css/components/details.module.css?ss7w0y" />
<link rel="stylesheet" media="all" href="/core/modules/system/css/components/hidden.module.css?ss7w0y" />
<link rel="stylesheet" media="all" href="/core/modules/system/css/components/item-list.module.css?ss7w0y" />
<link rel="stylesheet" media="all" href="/core/modules/system/css/components/js.module.css?ss7w0y" />
<link rel="stylesheet" media="all" href="/core/modules/system/css/components/nowrap.module.css?ss7w0y" />
<link rel="stylesheet" media="all" href="/core/modules/system/css/components/position-container.module.css?ss7w0y" />
<link rel="stylesheet" media="all" href="/core/modules/system/css/components/progress.module.css?ss7w0y" />
<link rel="stylesheet" media="all" href="/core/modules/system/css/components/reset-appearance.module.css?ss7w0y" />
<link rel="stylesheet" media="all" href="/core/modules/system/css/components/resize.module.css?ss7w0y" />
<link rel="stylesheet" media="all" href="/core/modules/system/css/components/sticky-header.module.css?ss7w0y" />
<link rel="stylesheet" media="all" href="/core/modules/system/css/components/system-status-counter.css?ss7w0y" />
<link rel="stylesheet" media="all" href="/core/modules/system/css/components/system-status-report-counters.css?ss7w0y" />
<link rel="stylesheet" media="all" href="/core/modules/system/css/components/system-status-report-general-info.css?ss7w0y" />
<link rel="stylesheet" media="all" href="/core/modules/system/css/components/tabledrag.module.css?ss7w0y" />
<link rel="stylesheet" media="all" href="/core/modules/system/css/components/tablesort.module.css?ss7w0y" />
<link rel="stylesheet" media="all" href="/core/modules/system/css/components/tree-child.module.css?ss7w0y" />
<link rel="stylesheet" media="all" href="/core/modules/ckeditor5/css/ckeditor5.dialog.fix.css?ss7w0y" />
<link rel="stylesheet" media="all" href="/core/modules/views/css/views.module.css?ss7w0y" />
<link rel="stylesheet" media="all" href="/core/assets/vendor/jquery.ui/themes/base/theme.css?ss7w0y" />
<link rel="stylesheet" media="all" href="/modules/contrib/extlink/extlink.css?ss7w0y" />
<link rel="stylesheet" media="all" href="/modules/contrib/ckeditor_accordion/css/accordion.frontend.css?ss7w0y" />
<link rel="stylesheet" media="all" href="/modules/contrib/ds/css/ds-2col-fluid.css?ss7w0y" />
<link rel="stylesheet" media="all" href="/modules/contrib/glossify/css/glossify_popup.css?ss7w0y" />
<link rel="stylesheet" media="all" href="/themes/mms_hcd/assets/css/uswds.css?ss7w0y" />
<link rel="stylesheet" media="all" href="/themes/mms_hcd/assets/css/style.css?ss7w0y" />
</head>
<body class="page-node-38 page-node-type-page path-node anonymous">
<a href="#main-content" class="usa-sr-only focusable">
Skip to main content
</a>
<noscript><iframe src="https://www.googletagmanager.com/ns.html?id=GTM-PNNJP8D" height="0" width="0" style="display:none;visibility:hidden"></iframe></noscript>
<div class="dialog-off-canvas-main-canvas" data-off-canvas-main-canvas>
<div class="usa-overlay"></div>
<header class="usa-header usa-header--extended usa-header--extended-megamenu" id="header">
<div class="region region-header usa-navbar">
<div class="usa-logo site-logo" id="logo">
<em class="usa-logo__text">
<a class="logo-img" href="/" accesskey="1" title="Homepage of mmshub.cms.gov" aria-label="Homepage of mmshub.cms.gov">
<img src="/themes/mms_hcd/assets/img/MMS-header-logo_LG.svg" alt="CMS.gov MMS Hub Logo" />
</a>
</em>
</div>
<button class="usa-menu-btn">Menu</button><div class="views-exposed-form search-block block block-views-exposed-filter-blocks block-views-exposed-filter-blocks-block" data-drupal-selector="views-exposed-form-search-block-1" id="block-viewsexposedfilterblock">
<form action="/search" method="get" id="views-exposed-form-search-block-1" accept-charset="UTF-8" class="usa-form">
<div class="form-item js-form-item form-type-textfield js-form-type-textfield form-item-search-api-fulltext js-form-item-search-api-fulltext form-no-label">
<input placeholder="Type to create a new search" data-drupal-selector="edit-search-api-fulltext" type="text" id="edit-search-api-fulltext" name="search_api_fulltext" value="" size="30" maxlength="128" class="form-text usa-input" />
</div>
<div data-drupal-selector="edit-actions" class="form-actions js-form-wrapper form-wrapper" id="edit-actions">
<input data-drupal-selector="edit-submit-search" type="submit" id="edit-submit-search" value="Search" class="button js-form-submit form-submit usa-button" />
</div>
</form>
</div>
</div>
<nav class="usa-nav">
<div class="usa-nav__inner">
<button class="usa-nav__close">
<img src="/themes/mms_hcd/assets/img/close.svg" alt="close"/>
</button>
<ul class="usa-nav__primary usa-accordion" role="navigation">
<li class="usa-nav__primary-item is_expanded">
<button id="usa-accordion__button" class="usa-accordion__button usa-nav__link is_expanded " aria-expanded="false" aria-controls="extended-mega-nav-section-1">
<span>About Quality Measurement</span>
</button>
<div id="extended-mega-nav-section-1" class="usa-nav__submenu usa-megamenu" hidden="">
<div class="grid-row grid-gap-3 gridused">
<div class="desktop:grid-col-3">
<div class="usa-nav__headermenu-item">
<span><strong>About MMS</strong></span>
</div>
<ul id="basic-nav-section-About-MMS" class="usa-nav__submenu-list-2 is_collapsed " aria-controls="extended-mmega-nav-section-About-MMS" >
<li class="usa-nav__submenu-item menu_level_2 is_collapsed ">
<a href="/about-quality/MMS-overview">
<span>MMS Overview</span>
</a>
</li>
</ul>
</div>
<div class="desktop:grid-col-3">
<div class="usa-nav__headermenu-item">
<span><strong>New to Measures</strong></span>
</div>
<ul id="basic-nav-section-New-to-Measures" class="usa-nav__submenu-list-2 is_collapsed " aria-controls="extended-mmega-nav-section-New-to-Measures" >
<li class="usa-nav__submenu-item menu_level_2 is_collapsed ">
<a href="/about-quality/new-to-measures/what-is-a-measure">
<span>Get Started with Quality Measures</span>
</a>
</li>
<li class="usa-nav__submenu-item menu_level_2 is_collapsed ">
<a href="/about-quality/new-to-measures/roles">
<span>Roles in Measure Development</span>
</a>
</li>
</ul>
</div>
<div class="desktop:grid-col-3">
<div class="usa-nav__headermenu-item">
<span><strong>Types of Measures</strong></span>
</div>
<ul id="basic-nav-section-Types-of-Measures" class="usa-nav__submenu-list-2 is_collapsed " aria-controls="extended-mmega-nav-section-Types-of-Measures" >
<li class="usa-nav__submenu-item menu_level_2 is_collapsed ">
<a href="/about-quality/types/overview">
<span>Overview</span>
</a>
</li>
<li class="usa-nav__submenu-item menu_level_2 is_expanded">
<button id="usa-accordion__button_second-3 usa-nav__submenu-list-2" class="usa-accordion__button_second usa-nav__link is_expanded closed" aria-expanded="false" aria-controls="basic-nav-section-Types-of-Measures">
<span>Composite Measure</span>
</button>
<ul id="basic-nav-section-Composite-Measure" class="usa-nav__submenu-list-2 is_collapsed " aria-controls="extended-mmega-nav-section-Composite-Measure" >
<li class="usa-nav__submenu-item menu_level_2 is_collapsed ">
<a href="/about-quality/types/composite-measure/overview">
<span>Overview</span>
</a>
</li>
<li class="usa-nav__submenu-item menu_level_2 is_collapsed ">
<a href="/about-quality/types/composite-measure/component-measures">
<span>Component Measures</span>
</a>
</li>
</ul>
</li>
<li class="usa-nav__submenu-item menu_level_2 is_collapsed ">
<a href="/about-quality/types/population-health">
<span>Population Health Measures</span>
</a>
</li>
</ul>
</div>
<div class="desktop:grid-col-3">
<div class="usa-nav__headermenu-item">
<span><strong>Quality Measurement at CMS</strong></span>
</div>
<ul id="basic-nav-section-Quality-Measurement-at-CMS" class="usa-nav__submenu-list-2 is_collapsed " aria-controls="extended-mmega-nav-section-Quality-Measurement-at-CMS" >
<li class="usa-nav__submenu-item menu_level_2 is_collapsed ">
<a href="/about-quality/quality-at-CMS/goals">
<span>CMS Goals and Priorities</span>
</a>
</li>
<li class="usa-nav__submenu-item menu_level_2 is_collapsed ">
<a href="/about-quality/quality-at-CMS/principles">
<span>Measure Development Principles</span>
</a>
</li>
<li class="usa-nav__submenu-item menu_level_2 is_collapsed ">
<a href="/about-quality/quality-at-CMS/quality">
<span>Quality Across CMS</span>
</a>
</li>
</ul>
</div>
</div>
</div>
</li>
<li class="usa-nav__primary-item is_expanded">
<button id="usa-accordion__button" class="usa-accordion__button usa-nav__link usa-current is_expanded " aria-expanded="false" aria-controls="extended-mega-nav-section-2">
<span>Blueprint Measure Lifecycle</span>
</button>
<div id="extended-mega-nav-section-2" class="usa-nav__submenu usa-megamenu" hidden="">
<div class="grid-row grid-gap-3 gridused">
<div class="desktop:grid-col-3">
<div class="usa-nav__headermenu-item">
<span><strong>Blueprint Measure Lifecycle</strong></span>
</div>
<ul id="basic-nav-section-Blueprint-Measure-Lifecycle" class="usa-nav__submenu-list-2 is_collapsed " aria-controls="extended-mmega-nav-section-Blueprint-Measure-Lifecycle" >
<li class="usa-nav__submenu-item menu_level_2 is_collapsed ">
<a href="/blueprint-measure-lifecycle-overview">
<span>Blueprint Measure Lifecycle Overview</span>
</a>
</li>
<li class="usa-nav__submenu-item menu_level_2 is_collapsed ">
<a href="/about-quality/blueprint-measure-lifecycle/theory">
<span>Measure Development Theory</span>
</a>
</li>
</ul>
</div>
<div class="desktop:grid-col-3">
<div class="usa-nav__headermenu-item">
<span><strong>Measure Conceptualization</strong></span>
</div>
<ul id="basic-nav-section-Measure-Conceptualization" class="usa-nav__submenu-list-2 is_collapsed " aria-controls="extended-mmega-nav-section-Measure-Conceptualization" >
<li class="usa-nav__submenu-item menu_level_2 is_collapsed ">
<a href="/measure-lifecycle/measure-conceptualization/overview">
<span>Overview</span>
</a>
</li>
<li class="usa-nav__submenu-item menu_level_2 is_expanded">
<button id="usa-accordion__button_second-2 usa-nav__submenu-list-2" class="usa-accordion__button_second usa-nav__link is_expanded closed" aria-expanded="false" aria-controls="basic-nav-section-Measure-Conceptualization">
<span>Information Gathering</span>
</button>
<ul id="basic-nav-section-Information-Gathering" class="usa-nav__submenu-list-2 is_collapsed " aria-controls="extended-mmega-nav-section-Information-Gathering" >
<li class="usa-nav__submenu-item menu_level_2 is_collapsed ">
<a href="/measure-lifecycle/measure-conceptualization/information-gathering/overview">
<span>Overview</span>
</a>
</li>
<li class="usa-nav__submenu-item menu_level_2 is_collapsed ">
<a href="/measure-lifecycle/measure-conceptualization/information-gathering/conduct-environment-scan">
<span>Conduct an Environmental Scan</span>
</a>
</li>
<li class="usa-nav__submenu-item menu_level_2 is_collapsed ">
<a href="/measure-lifecycle/measure-conceptualization/information-gathering/analyze-data-gap-analysis">
<span>Analyze Data &amp; Conduct Gap Analysis</span>
</a>
</li>
<li class="usa-nav__submenu-item menu_level_2 is_collapsed ">
<a href="/measure-lifecycle/measure-conceptualization/information-gathering/respecified-measures">
<span>Respecified Measures</span>
</a>
</li>
<li class="usa-nav__submenu-item menu_level_2 is_collapsed ">
<a href="/measure-lifecycle/measure-conceptualization/information-gathering/justify-creation-new-measures">
<span>Justify the Creation of New Measures</span>
</a>
</li>
</ul>
</li>
<li class="usa-nav__submenu-item menu_level_2 is_expanded">
<button id="usa-accordion__button_second-2 usa-nav__submenu-list-2" class="usa-accordion__button_second usa-nav__link is_expanded closed" aria-expanded="false" aria-controls="basic-nav-section-Measure-Conceptualization">
<span>Business Case Development</span>
</button>
<ul id="basic-nav-section-Business-Case-Development" class="usa-nav__submenu-list-2 is_collapsed " aria-controls="extended-mmega-nav-section-Business-Case-Development" >
<li class="usa-nav__submenu-item menu_level_2 is_collapsed ">
<a href="/measure-lifecycle/measure-conceptualization/business-case/overview">
<span>Overview</span>
</a>
</li>
<li class="usa-nav__submenu-item menu_level_2 is_collapsed ">
<a href="/measure-lifecycle/measure-conceptualization/business-case/outcomes">
<span>Documenting Outcomes, Benefits, &amp; Costs</span>
</a>
</li>
<li class="usa-nav__submenu-item menu_level_2 is_collapsed ">
<a href="/measure-lifecycle/measure-conceptualization/business-case/best-practices">
<span>Business Case Best Practices</span>
</a>
</li>
</ul>
</li>
</ul>
</div>
<div class="desktop:grid-col-3">
<div class="usa-nav__headermenu-item">
<span><strong>Measure Specification</strong></span>
</div>
<ul id="basic-nav-section-Measure-Specification" class="usa-nav__submenu-list-2 is_collapsed " aria-controls="extended-mmega-nav-section-Measure-Specification" >
<li class="usa-nav__submenu-item menu_level_2 is_collapsed ">
<a href="/measure-lifecycle/measure-specification/overview">
<span>Overview</span>
</a>
</li>
<li class="usa-nav__submenu-item menu_level_2 is_collapsed ">
<a href="/measure-lifecycle/measure-specification/specifications-measure-category">
<span>Specifications by Measure Category</span>
</a>
</li>
<li class="usa-nav__submenu-item menu_level_2 is_collapsed ">
<a href="/measure-lifecycle/measure-specification/define-data-sources">
<span>Define Data Sources</span>
</a>
</li>
<li class="usa-nav__submenu-item menu_level_2 is_expanded">
<button id="usa-accordion__button_second-3 usa-nav__submenu-list-2" class="usa-accordion__button_second usa-nav__link usa-currentis_expanded closed" aria-expanded="false" aria-controls="basic-nav-section-Measure-Specification">
<span>Develop Specifications</span>
</button>
<ul id="basic-nav-section-Develop-Specifications" class="usa-nav__submenu-list-2 is_collapsed " aria-controls="extended-mmega-nav-section-Develop-Specifications" >
<li class="usa-nav__submenu-item menu_level_2 is_collapsed ">
<a href="/measure-lifecycle/measure-specification/develop-specification/overview">
<span>Overview</span>
</a>
</li>
<li class="usa-nav__submenu-item menu_level_2 is_collapsed ">
<a href="/measure-lifecycle/measure-specification/develop-specification/target-initial-population">
<span>Define the Target/Initial Population</span>
</a>
</li>
<li class="usa-nav__submenu-item menu_level_2 is_collapsed ">
<a href="/measure-lifecycle/measure-specification/develop-specification/denominator">
<span>Define the Denominator</span>
</a>
</li>
<li class="usa-nav__submenu-item menu_level_2 is_collapsed ">
<a href="/measure-lifecycle/measure-specification/develop-specification/numerator">
<span>Define the Numerator and Exclusions</span>
</a>
</li>
<li class="usa-nav__submenu-item menu_level_2 is_collapsed ">
<a href="/measure-lifecycle/measure-specification/develop-specification/stratification">
<span>Define Stratification Scheme</span>
</a>
</li>
<li class="usa-nav__submenu-item menu_level_2 is_collapsed ">
<a href="/measure-lifecycle/measure-specification/develop-specification/respecifying-registry-measures">
<span>Respecifying Registry Measures to Electronic Clinical Quality Measures (eCQMs)</span>
</a>
</li>
</ul>
</li>
<li class="usa-nav__submenu-item menu_level_2 is_expanded">
<button id="usa-accordion__button_second-3 usa-nav__submenu-list-2" class="usa-accordion__button_second usa-nav__link is_expanded closed" aria-expanded="false" aria-controls="basic-nav-section-Measure-Specification">
<span>Specify the Code</span>
</button>
<ul id="basic-nav-section-Specify-the-Code" class="usa-nav__submenu-list-2 is_collapsed " aria-controls="extended-mmega-nav-section-Specify-the-Code" >
<li class="usa-nav__submenu-item menu_level_2 is_collapsed ">
<a href="/measure-lifecycle/measure-specification/specify-code/overview">
<span>Overview</span>
</a>
</li>
<li class="usa-nav__submenu-item menu_level_2 is_collapsed ">
<a href="/measure-lifecycle/measure-specification/specify-code/code-systems-vocabularies-terminologies">
<span>Code Systems, Vocabularies, and Terminologies</span>
</a>
</li>
<li class="usa-nav__submenu-item menu_level_2 is_collapsed ">
<a href="/measure-lifecycle/measure-specification/specify-code/encode-clinical-information">
<span>Encoding Clinical Information</span>
</a>
</li>
<li class="usa-nav__submenu-item menu_level_2 is_collapsed ">
<a href="/measure-lifecycle/measure-specification/specify-code/data-standards">
<span>Data Standards</span>
</a>
</li>
</ul>
</li>
<li class="usa-nav__submenu-item menu_level_2 is_expanded">
<button id="usa-accordion__button_second-3 usa-nav__submenu-list-2" class="usa-accordion__button_second usa-nav__link is_expanded closed" aria-expanded="false" aria-controls="basic-nav-section-Measure-Specification">
<span>Construct Data Protocol</span>
</button>
<ul id="basic-nav-section-Construct-Data-Protocol" class="usa-nav__submenu-list-2 is_collapsed " aria-controls="extended-mmega-nav-section-Construct-Data-Protocol" >
<li class="usa-nav__submenu-item menu_level_2 is_collapsed ">
<a href="/measure-lifecycle/measure-specification/data-protocol/overview">
<span>Overview</span>
</a>
</li>
<li class="usa-nav__submenu-item menu_level_2 is_collapsed ">
<a href="/measure-lifecycle/measure-specification/data-protocol/key-terms">
<span>Define Key Terms, Data Elements, Codes, and Code Systems</span>
</a>
</li>
<li class="usa-nav__submenu-item menu_level_2 is_collapsed ">
<a href="/measure-lifecycle/measure-specification/data-protocol/level-measurement-analysis">
<span>Describe Level of Measurement &amp; Sampling</span>
</a>
</li>
<li class="usa-nav__submenu-item menu_level_2 is_collapsed ">
<a href="/measure-lifecycle/measure-specification/data-protocol/risk-adjustment">
<span>Determine Risk Adjustment</span>
</a>
</li>
<li class="usa-nav__submenu-item menu_level_2 is_collapsed ">
<a href="/measure-lifecycle/measure-specification/data-protocol/time-interval">
<span>Define Any Time Intervals</span>
</a>
</li>
<li class="usa-nav__submenu-item menu_level_2 is_collapsed ">
<a href="/measure-lifecycle/measure-specification/data-protocol/scoring">
<span>Describe Scoring &amp; Calculation Algorithm</span>
</a>
</li>
</ul>
</li>
<li class="usa-nav__submenu-item menu_level_2 is_collapsed ">
<a href="/measure-lifecycle/measure-specification/document-measure">
<span>Document the Measures</span>
</a>
</li>
<li class="usa-nav__submenu-item menu_level_2 is_expanded">
<button id="usa-accordion__button_second-3 usa-nav__submenu-list-2" class="usa-accordion__button_second usa-nav__link is_expanded closed" aria-expanded="false" aria-controls="basic-nav-section-Measure-Specification">
<span>Measure Harmonization</span>
</button>
<ul id="basic-nav-section-Measure-Harmonization" class="usa-nav__submenu-list-2 is_collapsed " aria-controls="extended-mmega-nav-section-Measure-Harmonization" >
<li class="usa-nav__submenu-item menu_level_2 is_collapsed ">
<a href="/measure-lifecycle/measure-specification/measure-harmonization/overview">
<span>Overview</span>
</a>
</li>
<li class="usa-nav__submenu-item menu_level_2 is_collapsed ">
<a href="/measure-lifecycle/measure-specification/measure-harmonization/alignment">
<span>Measure Harmonization and Alignment</span>
</a>
</li>
<li class="usa-nav__submenu-item menu_level_2 is_collapsed ">
<a href="/measure-lifecycle/measure-specification/measure-harmonization/when-to-consider">
<span>When to Consider Measure Harmonization</span>
</a>
</li>
</ul>
</li>
</ul>
</div>
<div class="desktop:grid-col-3">
<div class="usa-nav__headermenu-item">
<span><strong>Measure Testing</strong></span>
</div>
<ul id="basic-nav-section-Measure-Testing" class="usa-nav__submenu-list-2 is_collapsed " aria-controls="extended-mmega-nav-section-Measure-Testing" >
<li class="usa-nav__submenu-item menu_level_2 is_collapsed ">
<a href="/measure-lifecycle/measure-testing/overview">
<span>Overview</span>
</a>
</li>
<li class="usa-nav__submenu-item menu_level_2 is_expanded">
<button id="usa-accordion__button_second-4 usa-nav__submenu-list-2" class="usa-accordion__button_second usa-nav__link is_expanded closed" aria-expanded="false" aria-controls="basic-nav-section-Measure-Testing">
<span>Measure Testing Process</span>
</button>
<ul id="basic-nav-section-Measure-Testing-Process" class="usa-nav__submenu-list-2 is_collapsed " aria-controls="extended-mmega-nav-section-Measure-Testing-Process" >
<li class="usa-nav__submenu-item menu_level_2 is_collapsed ">
<a href="/measure-lifecycle/measure-testing/process/overview">
<span>Overview</span>
</a>
</li>
<li class="usa-nav__submenu-item menu_level_2 is_collapsed ">
<a href="/measure-lifecycle/measure-testing/process/develop-workplan">
<span>Develop The Testing Work Plan</span>
</a>
</li>
<li class="usa-nav__submenu-item menu_level_2 is_collapsed ">
<a href="/measure-lifecycle/measure-testing/process/perform-sampl">
<span>Perform Sampling</span>
</a>
</li>
<li class="usa-nav__submenu-item menu_level_2 is_collapsed ">
<a href="/measure-lifecycle/measure-testing/process/implement-and-analyze">
<span>Implement, Analyze, Refine &amp; Retest</span>
</a>
</li>
<li class="usa-nav__submenu-item menu_level_2 is_collapsed ">
<a href="/measure-lifecycle/measure-testing/process/summary">
<span>Measure Testing Summary</span>
</a>
</li>
<li class="usa-nav__submenu-item menu_level_2 is_collapsed ">
<a href="/measure-lifecycle/measure-testing/process/testing-respecified-measures">
<span>Testing Respecified Measures</span>
</a>
</li>
</ul>
</li>
<li class="usa-nav__submenu-item menu_level_2 is_expanded">
<button id="usa-accordion__button_second-4 usa-nav__submenu-list-2" class="usa-accordion__button_second usa-nav__link is_expanded closed" aria-expanded="false" aria-controls="basic-nav-section-Measure-Testing">
<span>Measure Evaluation Criteria</span>
</button>
<ul id="basic-nav-section-Measure-Evaluation-Criteria" class="usa-nav__submenu-list-2 is_collapsed " aria-controls="extended-mmega-nav-section-Measure-Evaluation-Criteria" >
<li class="usa-nav__submenu-item menu_level_2 is_collapsed ">
<a href="/measure-lifecycle/measure-testing/evaluation-criteria/overview">
<span>Overview</span>
</a>
</li>
<li class="usa-nav__submenu-item menu_level_2 is_collapsed ">
<a href="/measure-lifecycle/measure-testing/evaluation-criteria/importance">
<span>Importance</span>
</a>
</li>
<li class="usa-nav__submenu-item menu_level_2 is_collapsed ">
<a href="/measure-lifecycle/measure-testing/evaluation-criteria/scientific-acceptability">
<span>Scientific Acceptability</span>
</a>
</li>
<li class="usa-nav__submenu-item menu_level_2 is_collapsed ">
<a href="/measure-lifecycle/measure-testing/evaluation-criteria/feasibility">
<span>Feasibility</span>
</a>
</li>
<li class="usa-nav__submenu-item menu_level_2 is_collapsed ">
<a href="/measure-lifecycle/measure-testing/evaluation-criteria/usability">
<span>Usability &amp; Use</span>
</a>
</li>
</ul>
</li>
</ul>
</div>
<div class="desktop:grid-col-3">
<div class="usa-nav__headermenu-item">
<span><strong>Measure Implementation</strong></span>
</div>
<ul id="basic-nav-section-Measure-Implementation" class="usa-nav__submenu-list-2 is_collapsed " aria-controls="extended-mmega-nav-section-Measure-Implementation" >
<li class="usa-nav__submenu-item menu_level_2 is_collapsed ">
<a href="/measure-lifecycle/measure-implementation/overview">
<span>Overview</span>
</a>
</li>
<li class="usa-nav__submenu-item menu_level_2 is_collapsed ">
<a href="/measure-lifecycle/measure-implementation/selection">
<span>Measure Selection</span>
</a>
</li>
<li class="usa-nav__submenu-item menu_level_2 is_expanded">
<button id="usa-accordion__button_second-5 usa-nav__submenu-list-2" class="usa-accordion__button_second usa-nav__link is_expanded closed" aria-expanded="false" aria-controls="basic-nav-section-Measure-Implementation">
<span>Pre-Rulemaking</span>
</button>
<ul id="basic-nav-section-Pre-Rulemaking" class="usa-nav__submenu-list-2 is_collapsed " aria-controls="extended-mmega-nav-section-Pre-Rulemaking" >
<li class="usa-nav__submenu-item menu_level_2 is_collapsed ">
<a href="/measure-lifecycle/measure-implementation/pre-rulemaking/overview">
<span>Overview</span>
</a>
</li>
<li class="usa-nav__submenu-item menu_level_2 is_collapsed ">
<a href="/measure-lifecycle/measure-implementation/pre-rulemaking/guidance-measure-submitters">
<span>Guidance for Measure Submitters</span>
</a>
</li>
<li class="usa-nav__submenu-item menu_level_2 is_collapsed ">
<a href="/measure-lifecycle/measure-implementation/pre-rulemaking/measure-priorities">
<span>Measure Priorities</span>
</a>
</li>
<li class="usa-nav__submenu-item menu_level_2 is_collapsed ">
<a href="/measure-lifecycle/measure-implementation/pre-rulemaking/lists-and-reports">
<span>MUC Lists and Recommendation Reports</span>
</a>
</li>
</ul>
</li>
<li class="usa-nav__submenu-item menu_level_2 is_collapsed ">
<a href="/measure-lifecycle/measure-implementation/rollout">
<span>Measure Rollout</span>
</a>
</li>
<li class="usa-nav__submenu-item menu_level_2 is_expanded">
<button id="usa-accordion__button_second-5 usa-nav__submenu-list-2" class="usa-accordion__button_second usa-nav__link is_expanded closed" aria-expanded="false" aria-controls="basic-nav-section-Measure-Implementation">
<span>CMS Consensus-Based Entity (CBE) Endorsement and Maintenance</span>
</button>
<ul id="basic-nav-section-CMS-Consensus-Based-Entity-(CBE)-Endorsement-and-Maintenance" class="usa-nav__submenu-list-2 is_collapsed " aria-controls="extended-mmega-nav-section-CMS-Consensus-Based-Entity-(CBE)-Endorsement-and-Maintenance" >
<li class="usa-nav__submenu-item menu_level_2 is_collapsed ">
<a href="/measure-lifecycle/measure-implementation/CMS-CBE-EM/overview">
<span>Overview</span>
</a>
</li>
<li class="usa-nav__submenu-item menu_level_2 is_collapsed ">
<a href="/measure-lifecycle/measure-implementation/CMS-CBE-EM/Measure-Submission-to-the-CMS-CBE">
<span>Measure Submission to the CMS CBE</span>
</a>
</li>
<li class="usa-nav__submenu-item menu_level_2 is_collapsed ">
<a href="/measure-lifecycle/measure-implementation/CMS-CBE-EM/Endorsement-Process">
<span>The CMS CBE Endorsement Process</span>
</a>
</li>
</ul>
</li>
</ul>
</div>
<div class="desktop:grid-col-3">
<div class="usa-nav__headermenu-item">
<span><strong>Measure Use, Continuing Evaluation &amp; Maintenance</strong></span>
</div>
<ul id="basic-nav-section-Measure-Use,-Continuing-Evaluation-&amp;-Maintenance" class="usa-nav__submenu-list-2 is_collapsed " aria-controls="extended-mmega-nav-section-Measure-Use,-Continuing-Evaluation-&amp;-Maintenance" >
<li class="usa-nav__submenu-item menu_level_2 is_collapsed ">
<a href="/measure-lifecycle/measure-use/overview">
<span>Overview</span>
</a>
</li>
<li class="usa-nav__submenu-item menu_level_2 is_collapsed ">
<a href="/measure-lifecycle/measure-use/production-and-monitoring">
<span>Measure Production &amp; Monitoring</span>
</a>
</li>
<li class="usa-nav__submenu-item menu_level_2 is_collapsed ">
<a href="/measure-lifecycle/measure-use/evaluation">
<span>Continuing Evaluation</span>
</a>
</li>
<li class="usa-nav__submenu-item menu_level_2 is_expanded">
<button id="usa-accordion__button_second-6 usa-nav__submenu-list-2" class="usa-accordion__button_second usa-nav__link is_expanded closed" aria-expanded="false" aria-controls="basic-nav-section-Measure-Use,-Continuing-Evaluation-&amp;-Maintenance">
<span>Measure Maintenance Reviews</span>
</button>
<ul id="basic-nav-section-Measure-Maintenance-Reviews" class="usa-nav__submenu-list-2 is_collapsed " aria-controls="extended-mmega-nav-section-Measure-Maintenance-Reviews" >
<li class="usa-nav__submenu-item menu_level_2 is_collapsed ">
<a href="/measure-lifecycle/measure-use/maintenance/overview">
<span>Overview</span>
</a>
</li>
<li class="usa-nav__submenu-item menu_level_2 is_collapsed ">
<a href="/measure-lifecycle/measure-use/maintenance/annual-update">
<span>Annual Update</span>
</a>
</li>
<li class="usa-nav__submenu-item menu_level_2 is_collapsed ">
<a href="/measure-lifecycle/measure-use/maintenance/comprehensive-reevaluation">
<span>Comprehensive Reevaluation</span>
</a>
</li>
<li class="usa-nav__submenu-item menu_level_2 is_collapsed ">
<a href="/measure-lifecycle/measure-use/maintenance/early-maintenance-review">
<span>Early Maintenance Review</span>
</a>
</li>
<li class="usa-nav__submenu-item menu_level_2 is_collapsed ">
<a href="/measure-lifecycle/measure-use/maintenance/harmonization-during-maintenance">
<span>Harmonization during Measure Maintenance</span>
</a>
</li>
</ul>
</li>
</ul>
</div>
<div class="desktop:grid-col-3">
<div class="usa-nav__headermenu-item">
<span><strong>Interested Party Engagement</strong></span>
</div>
<ul id="basic-nav-section-Interested-Party-Engagement" class="usa-nav__submenu-list-2 is_collapsed " aria-controls="extended-mmega-nav-section-Interested-Party-Engagement" >
<li class="usa-nav__submenu-item menu_level_2 is_collapsed ">
<a href="/measure-lifecycle/stakeholder-engagement/overview">
<span>Overview</span>
</a>
</li>
<li class="usa-nav__submenu-item menu_level_2 is_collapsed ">
<a href="/measure-lifecycle/stakeholder-engagement/lifecycle">
<span>Interested Party Engagement in the Measure Lifecycle</span>
</a>
</li>
<li class="usa-nav__submenu-item menu_level_2 is_collapsed ">
<a href="/measure-lifecycle/stakeholder-engagement/roles">
<span>Roles in Engagement</span>
</a>
</li>
<li class="usa-nav__submenu-item menu_level_2 is_collapsed ">
<a href="/measure-lifecycle/stakeholder-engagement/types">
<span>Types of Interested Party Engagement</span>
</a>
</li>
</ul>
</div>
</div>
</div>
</li>
<li class="usa-nav__primary-item is_expanded">
<button id="usa-accordion__button" class="usa-accordion__button usa-nav__link is_expanded " aria-expanded="false" aria-controls="extended-mega-nav-section-3">
<span>Tools &amp; Resources</span>
</button>
<div id="extended-mega-nav-section-3" class="usa-nav__submenu usa-megamenu" hidden="">
<div class="grid-row grid-gap-3 gridused">
<div class="desktop:grid-col-3">
<div class="usa-nav__headermenu-item">
<span><strong>MMS Tools &amp; Resources</strong></span>
</div>
<ul id="basic-nav-section-MMS-Tools-&amp;-Resources" class="usa-nav__submenu-list-2 is_collapsed " aria-controls="extended-mmega-nav-section-MMS-Tools-&amp;-Resources" >
<li class="usa-nav__submenu-item menu_level_2 is_collapsed ">
<a href="/tools-and-resources/mms-supplemental-materials">
<span>Supplemental Materials</span>
</a>
</li>
<li class="usa-nav__submenu-item menu_level_2 is_collapsed ">
<a href="/tools-and-resources/mms-templates">
<span>Templates for Measure Development</span>
</a>
</li>
<li class="usa-nav__submenu-item menu_level_2 is_collapsed ">
<a href="/educational-resources">
<span>Educational Resources</span>
</a>
</li>
<li class="usa-nav__submenu-item menu_level_2 is_collapsed ">
<a href="/mms-tools">
<span>MMS Tools</span>
</a>
</li>
</ul>
</div>
<div class="desktop:grid-col-3">
<div class="usa-nav__headermenu-item">
<span><strong>Additional Tools &amp; Resources</strong></span>
</div>
<ul id="basic-nav-section-Additional-Tools-&amp;-Resources" class="usa-nav__submenu-list-2 is_collapsed " aria-controls="extended-mmega-nav-section-Additional-Tools-&amp;-Resources" >
<li class="usa-nav__submenu-item menu_level_2 is_collapsed ">
<a href="/cms-tools">
<span>CMS Tools</span>
</a>
</li>
<li class="usa-nav__submenu-item menu_level_2 is_collapsed ">
<a href="/external-resources">
<span>External Resources</span>
</a>
</li>
<li class="usa-nav__submenu-item menu_level_2 is_collapsed ">
<a href="https://mmshub.cms.gov/glossary">
<span>Glossary</span>
</a>
</li>
</ul>
</div>
<div class="desktop:grid-col-3">
<div class="usa-nav__headermenu-item">
<span><strong>Pre-Rulemaking Resources</strong></span>
</div>
<ul id="basic-nav-section-Pre-Rulemaking-Resources" class="usa-nav__submenu-list-2 is_collapsed " aria-controls="extended-mmega-nav-section-Pre-Rulemaking-Resources" >
<li class="usa-nav__submenu-item menu_level_2 is_collapsed ">
<a href="/Pre-Rulemaking-Resources">
<span>Pre-Rulemaking Resources</span>
</a>
</li>
</ul>
</div>
</div>
</div>
</li>
<li class="usa-nav__primary-item is_expanded">
<button id="usa-accordion__button" class="usa-accordion__button usa-nav__link is_expanded " aria-expanded="false" aria-controls="extended-mega-nav-section-4">
<span>Get Involved</span>
</button>
<div id="extended-mega-nav-section-4" class="usa-nav__submenu usa-megamenu" hidden="">
<div class="grid-row grid-gap-3 gridused">
<div class="desktop:grid-col-3">
<div class="usa-nav__headermenu-item">
<span><strong>Get Involved</strong></span>
</div>
<ul id="basic-nav-section-Get-Involved" class="usa-nav__submenu-list-2 is_collapsed " aria-controls="extended-mmega-nav-section-Get-Involved" >
<li class="usa-nav__submenu-item menu_level_2 is_collapsed ">
<a href="/get-involved/how-to">
<span>How to Get Involved</span>
</a>
</li>
<li class="usa-nav__submenu-item menu_level_2 is_expanded">
<button id="usa-accordion__button_second-1 usa-nav__submenu-list-2" class="usa-accordion__button_second usa-nav__link is_expanded closed" aria-expanded="false" aria-controls="basic-nav-section-Get-Involved">
<span>Technical Expert Panels</span>
</button>
<ul id="basic-nav-section-Technical-Expert-Panels" class="usa-nav__submenu-list-2 is_collapsed " aria-controls="extended-mmega-nav-section-Technical-Expert-Panels" >
<li class="usa-nav__submenu-item menu_level_2 is_collapsed ">
<a href="/get-involved/technical-expert-panel/overview">
<span>Overview</span>
</a>
</li>
<li class="usa-nav__submenu-item menu_level_2 is_collapsed ">
<a href="/get-involved/technical-expert-panel/current">
<span>Current TEP Opportunities</span>
</a>
</li>
<li class="usa-nav__submenu-item menu_level_2 is_collapsed ">
<a href="/get-involved/technical-expert-panel/updates">
<span>Updates to Established TEPs</span>
</a>
</li>
</ul>
</li>
<li class="usa-nav__submenu-item menu_level_2 is_expanded">
<button id="usa-accordion__button_second-1 usa-nav__submenu-list-2" class="usa-accordion__button_second usa-nav__link is_expanded closed" aria-expanded="false" aria-controls="basic-nav-section-Get-Involved">
<span>Public Comments</span>
</button>
<ul id="basic-nav-section-Public-Comments" class="usa-nav__submenu-list-2 is_collapsed " aria-controls="extended-mmega-nav-section-Public-Comments" >
<li class="usa-nav__submenu-item menu_level_2 is_collapsed ">
<a href="/get-involved/public-comments/overview">
<span>Overview</span>
</a>
</li>
<li class="usa-nav__submenu-item menu_level_2 is_collapsed ">
<a href="/get-involved/public-comments/current">
<span>Current Public Comment Opportunities</span>
</a>
</li>
<li class="usa-nav__submenu-item menu_level_2 is_collapsed ">
<a href="/get-involved/public-comments/summaries">
<span>Summaries of Past Public Comments</span>
</a>
</li>
</ul>
</li>
<li class="usa-nav__submenu-item menu_level_2 is_collapsed ">
<a href="/get-involved/call-for-measures">
<span>Call for Measures</span>
</a>
</li>
<li class="usa-nav__submenu-item menu_level_2 is_collapsed ">
<a href="/get-involved/other-involvement">
<span>Other Types of Involvement</span>
</a>
</li>
</ul>
</div>
</div>
</div>
</li>
<li class="usa-nav__primary-item is_expanded">
<button id="usa-accordion__button" class="usa-accordion__button usa-nav__link is_expanded " aria-expanded="false" aria-controls="extended-mega-nav-section-5">
<span>News &amp; Events</span>
</button>
<div id="extended-mega-nav-section-5" class="usa-nav__submenu usa-megamenu" hidden="">
<div class="grid-row grid-gap-3 gridused">
<div class="desktop:grid-col-3">
<div class="usa-nav__headermenu-item">
<span><strong>News &amp; Events</strong></span>
</div>
<ul id="basic-nav-section-News-&amp;-Events" class="usa-nav__submenu-list-2 is_collapsed " aria-controls="extended-mmega-nav-section-News-&amp;-Events" >
<li class="usa-nav__submenu-item menu_level_2 is_collapsed ">
<a href="/news-events/all">
<span>News &amp; Events</span>
</a>
</li>
<li class="usa-nav__submenu-item menu_level_2 is_collapsed ">
<a href="/news-events/news-by-month">
<span>News By Month</span>
</a>
</li>
<li class="usa-nav__submenu-item menu_level_2 is_collapsed ">
<a href="/news-events/event-calendar">
<span>Event Calendar</span>
</a>
</li>
</ul>
</div>
</div>
</div>
</li>
</ul>
</div>
</nav>
</header>
<section class="usa-hero usa-hero-interior">
<div class="usa-hero__callout">
<div id="block-mms-hcd-breadcrumbs" class="grid-container grid-col-12 block block-system block-system-breadcrumb-block">
<nav class="usa-breadcrumb" role="navigation" aria-labelledby="system-breadcrumb">
<h2 id="system-breadcrumb" class="usa-sr-only">Breadcrumb</h2>
<ol class="usa-breadcrumb__list">
<li class="usa-breadcrumb__list-item">
<a href="/" class="usa-breadcrumb__link"><span>Home</span></a>
</li>
<li class="usa-breadcrumb__list-item">
<a href="/measure-lifecycle/measure-specification/overview" class="usa-breadcrumb__link"><span>Measure Specification</span></a>
</li>
<li class="usa-breadcrumb__list-item">
<a href="/measure-lifecycle/measure-specification/develop-specification/overview" class="usa-breadcrumb__link"><span>Develop Specifications</span></a>
</li>
<li class="usa-breadcrumb__list-item">
<span>Define The Numerator and Numerator Exclusions</span>
</li>
</ol>
</nav>
</div>
<div class="views-element-container grid-container grid-col-12 block block-views block-views-blockparent-title-block-1" id="block-views-block-parent-title-block-1">
<div><div class="js-view-dom-id-0f856eb44172d92cee97825761449abbd5719a515dda8a3c83f646662ee9edb7">
<div class="views-row"><div class="views-field views-field-field-parent-title"><h1 class="field-content"><span class="glossify-exclude">Measure <abbr tabindex="0" title="&lt;p&gt;&lt;span class=&quot;glossify-exclude&quot;&gt;Specifications&lt;/span&gt; are measure instructions addressing data elements, data sources, point of data collection, timing and frequency of data collection and reporting, specific instruments used (if appropriate), and implementation strategies.&lt;/p&gt; " class="glossify-tooltip-tip" lang="en">Specification</abbr></span></h1></div></div>
</div>
</div>
</div>
</div>
</section>
<main class="main-content usa-layout-docs usa-section sidebar_first"
id="main-content">
<a href="#" id="main-content" class="hidden" tabindex="-1">main-content</a>
<div class="grid-container">
<div class="grid-row">
</div>
<div class="">
<div data-drupal-messages-fallback class="hidden"></div>
</div>
<div class="grid-row ">
</div>
<div class="grid-row grid-gap">
<div class="usa-layout-docs__main desktop:grid-col-fill">
<nav role="navigation" aria-labelledby="block-mainnavigation-2-menu" id="block-mainnavigation-2">
<h2 class="usa-sr-only" id="block-mainnavigation-2-menu">Main navigation</h2>
<div class="usa-nav__inner">
<ul class="usa-nav__primary usa-accordion" role="navigation">
<li class="usa-nav__primary-item">
<span class="usa-accordion__button usa-nav__link ">
<a href="/measure-lifecycle/measure-specification/overview">Overview</a>
</span>
</li>
<li class="usa-nav__primary-item">
<span class="usa-accordion__button usa-nav__link ">
<a href="/measure-lifecycle/measure-specification/specifications-measure-category">Specifications by Measure Category</a>
</span>
</li>
<li class="usa-nav__primary-item">
<span class="usa-accordion__button usa-nav__link ">
<a href="/measure-lifecycle/measure-specification/define-data-sources">Define Data Sources</a>
</span>
</li>
<li class="usa-nav__primary-item">
<span class="usa-accordion__button usa-nav__link usa-current">
<a href="/measure-lifecycle/measure-specification/develop-specification">Develop Specifications</a>
</span>
</li>
<li class="usa-nav__primary-item">
<span class="usa-accordion__button usa-nav__link ">
<a href="/measure-lifecycle/measure-specification/specify-code">Specify the Code</a>
</span>
</li>
<li class="usa-nav__primary-item">
<span class="usa-accordion__button usa-nav__link ">
<a href="/measure-lifecycle/measure-specification/data-protocol">Construct Data Protocol</a>
</span>
</li>
<li class="usa-nav__primary-item">
<span class="usa-accordion__button usa-nav__link ">
<a href="/measure-lifecycle/measure-specification/document-measure">Document the Measures</a>
</span>
</li>
<li class="usa-nav__primary-item">
<span class="usa-accordion__button usa-nav__link ">
<a href="/measure-lifecycle/measure-specification/measure-harmonization">Measure Harmonization</a>
</span>
</li>
</ul>
</div>
</nav>
<h1 class="margin-0">
<span property="schema:name">Define the Numerator and Numerator Exclusions</span>
</h1>
<div id="block-mms-hcd-content" class="grid-col-12 block block-system block-system-main-block">
<div data-history-node-id="38" class="node node--type-page node--view-mode-full group-one-column ds-2col-fluid clearfix" typeof="schema:WebPage">
<div class="group-left desktop:grid-col-8 tablet:grid-col-12">
<div property="schema:text" class="field field--name-body field--type-text-with-summary field--label-hidden field__item"><p>The <abbr tabindex="0" title="&lt;p&gt;The &lt;span class=&quot;glossify-exclude&quot;&gt;numerator&lt;/span&gt; is the upper portion of a fraction used to calculate a rate, proportion, or ratio. Also called the measure focus, it is the target process, condition, event, or outcome. &lt;span class=&quot;glossify-exclude&quot;&gt;Numerator&lt;/span&gt; criteria are the processes or outcomes expected for each patient, procedure, or other unit of measurement defined in the denominator. A &lt;span class=&quot;glossify-exclude&quot;&gt;numerator&lt;/span&gt; statement describes the action satisfying the conditions of the performance measure.&lt;/p&gt; " class="glossify-tooltip-tip" lang="en">numerator</abbr> statement describes the process, condition, event, or outcome that satisfies the measures focus or intent. The numerator statement includes parameters such as the</p>
<ul>
<li>Event or events that will satisfy the numerator inclusion <abbr tabindex="0" title="&lt;p&gt;A criterion is an accepted standard, principle, or rule used to make a decision or to inform an evaluators judgment.&lt;/p&gt; " class="glossify-tooltip-tip" lang="en">criteria</abbr></li>
<li>Performance period or <abbr tabindex="0" title="&lt;p&gt;The &lt;span class=&quot;glossify-exclude&quot;&gt;time interval&lt;/span&gt; is the time frame used to determine cases for inclusion in the denominator, numerator, or exclusion. The &lt;span class=&quot;glossify-exclude&quot;&gt;time interval&lt;/span&gt; includes an index event and period of time.&lt;/p&gt; " class="glossify-tooltip-tip" lang="en">time interval</abbr>&nbsp;in which the numerator&nbsp;event must occur, if it is different from that used for identifying the <abbr tabindex="0" title="&lt;p&gt;The &lt;span class=&quot;glossify-exclude&quot;&gt;denominator&lt;/span&gt; is a statement describing the population evaluated by the performance measure and is the lower part of a fraction used to calculate a rate, proportion, or ratio. It can be the same as the target/initial population or a subset of the target/initial population to further constrain the population for the purpose of the measure. CV measures may refer to this as measure population.&lt;/p&gt; " class="glossify-tooltip-tip" lang="en">denominator</abbr></li>
</ul>
<p><strong>Format: </strong>Patients who received/had [measure&nbsp;focus] {during [time frame] if different than for <abbr tabindex="0" title="&lt;p&gt;The &lt;span class=&quot;glossify-exclude&quot;&gt;target/initial population&lt;/span&gt; refers to all events for evaluation by a specific performance measure involving patients who share a common set of specified characteristics within a specific measurement set to which a given measure belongs. Measured entities should draw all patients/episodes (e.g., as numerator, as denominator) from the &lt;span class=&quot;glossify-exclude&quot;&gt;target/initial population&lt;/span&gt;.&lt;/p&gt; " class="glossify-tooltip-tip" lang="en">target/initial population</abbr>}</p>
<p><strong>Examples&nbsp;</strong></p>
<ul>
<li>Patients with documented spirometry results in the <abbr tabindex="0" title="&lt;p&gt;The medical record is data obtained from the records or documentation maintained on a patient in any health care setting (e.g., hospital, home care, long term care, practitioner office). Includes electronic and paper medical record systems.&lt;/p&gt; " class="glossify-tooltip-tip" lang="en">medical record</abbr>&nbsp;(FEV1 and FEV1/FVC) (<a href="https://cmit.cms.gov/cmit/#/FamilyView?familyId=131">CMIT Family ID 00131</a>)&nbsp;(<span><span><span><span><abbr tabindex="0" title="&lt;p&gt;The Medicare Improvements for Patients and Providers Act of 2008 requires the U.S. Department of Health and Human Services to contract with a consensus-based entity (CBE) regarding performance measurement. The CMS CBE endorses quality measures through a transparent, consensus-based process incorporating feedback from diverse groups of interested parties to foster health care quality improvement.&lt;/p&gt; " class="glossify-tooltip-tip" lang="en">CMS CBE</abbr>#</span></span></span></span> 0091)</li>
<li>Patients with a suicide risk assessment completed during the visit in which a new diagnosis or recurrent episode was identified&nbsp;(<a href="https://cmit.cms.gov/cmit/#/FamilyView?familyId=30">CMIT Member ID 30</a>)&nbsp;(<span><span><span><span>CMS CBE #0104e</span></span></span></span>)</li>
</ul>
<h3>Numerator Exclusion&nbsp;</h3>
<p>The measure developer should use numerator exclusions only in <abbr tabindex="0" title="&lt;p&gt;A &lt;span class=&quot;glossify-exclude&quot;&gt;ratio&lt;/span&gt; is a score derived by dividing a count of one type of data by a count of another type of data (e.g., number of patients with central lines who develop infection divided by the number of central line days). The key to the definition of a &lt;span class=&quot;glossify-exclude&quot;&gt;ratio&lt;/span&gt; is that the numerator is not in the denominator.&lt;/p&gt; " class="glossify-tooltip-tip" lang="en">ratio</abbr> and <abbr tabindex="0" title="&lt;p&gt;A &lt;span class=&quot;glossify-exclude&quot;&gt;proportion&lt;/span&gt; is a score derived by dividing the number of cases meeting a criterion for quality (i.e., the numerator) by the number of eligible cases within a given time frame (i.e., the denominator) where the numerator cases are a subset of the denominator cases (e.g., percentage of eligible women with a mammogram performed in the last year).&lt;/p&gt; " class="glossify-tooltip-tip" lang="en">proportion</abbr> measures to define elements excluded from the numerator data.&nbsp;</p>
<p><strong>Example</strong></p>
<ul>
<li>If the number of central line bloodstream infections per 1,000 catheter days were to exclude infections with a specific bacterium, the measure developer would list that bacterium as a numerator exclusion.</li>
</ul>
</div>
</div>
</div>
</div>
<div class="views-element-container block-last-updated block block-views block-views-blocknode-last-updated-block-1" id="block-views-block-node-last-updated-block-1">
<div><div class="node-last-updated js-view-dom-id-b36eb454c0995d004a837ac2f8751eeffbf0116b4953bcc6fb94a6799e03feb6">
<div class="views-row"><span class="views-field views-field-changed"><strong class="views-label views-label-changed">Last Updated: </strong><span class="field-content"><time datetime="2023-03-29T15:47:04-04:00">Mar 2023</time>
</span></span></div>
</div>
</div>
</div>
<aside
class="usa-layout-docs__sidenav desktop:grid-col-2 layout-sidebar-first">
<ul class="usa-sidenav">
<li class="usa-sidenav__item first">
<a href="/measure-lifecycle/measure-specification/develop-specification/overview">
<span>
Overview
</span>
</a>
</li>
<li class="usa-sidenav__item">
<a href="/measure-lifecycle/measure-specification/develop-specification/target-initial-population">
<span>
Define the Target/Initial Population
</span>
</a>
</li>
<li class="usa-sidenav__item expanded dropdown">
<a href="/measure-lifecycle/measure-specification/develop-specification/denominator">
<span>
Define the Denominator
</span>
</a>
<span class="downward-caret">
<img src="http://mmshub.cms.gov/themes/mms_hcd/assets/img/angle-arrow-down-primary.svg" alt="Menu items below">
</span>
</li>
<li class="usa-sidenav__item active active-trail">
<a href="/measure-lifecycle/measure-specification/develop-specification/numerator" class="usa-current">
<span>
Define the Numerator and Exclusions
</span>
</a>
</li>
<li class="usa-sidenav__item">
<a href="/measure-lifecycle/measure-specification/develop-specification/stratification">
<span>
Define Stratification Scheme
</span>
</a>
</li>
<li class="usa-sidenav__item last">
<a href="/measure-lifecycle/measure-specification/develop-specification/respecifying-registry-measures">
<span>
Respecifying Registry Measures to Electronic Clinical Quality Measures (eCQMs)
</span>
</a>
</li>
</ul>
</aside>
</div>
</div>
</div>
</main>
<footer class="usa-footer usa-footer--slim">
<div class="grid-container usa-footer__return-to-top">
<a href="#">Return to top</a>
</div>
<div class="usa-footer__secondary-section">
<div class="grid-container">
<div class="grid-row grid-gap">
<div
class="usa-footer__logo grid-row mobile-lg:grid-col-6 mobile-lg:grid-gap-2">
<div class="mobile-lg:grid-col-auto">
<img class="usa-footer__logo-img"
src="/themes/mms_hcd/assets/img/CMS-Logo-White_LG.svg"
alt="Agency logo">
</div>
</div>
</div>
<div class="grid-container">
<div class="grid-row grid-gap">
<div class="grid-col-fill">
<div>
<nav role="navigation" aria-labelledby="block-mms-hcd-footer-menu" id="block-mms-hcd-footer">
<h2 class="usa-sr-only" id="block-mms-hcd-footer-menu">Footer menu</h2>
<hr />
<ul class="usa-unstyled--list">
<li class="grid-col-3 tablet:grid-col-auto usa-footer__primary-content">
<a class="usa-footer__primary-link" href="https://cmit.cms.gov/cmit/#/MeasureInventory">CMS Measures Inventory Tool (CMIT)</a>
</li>
<li class="grid-col-3 tablet:grid-col-auto usa-footer__primary-content">
<a class="usa-footer__primary-link" href="https://cmsmerit.cms.gov/merit/#/login">CMS MUC Entry/Review Information Tool (MERIT)</a>
</li>
<li class="grid-col-3 tablet:grid-col-auto usa-footer__primary-content">
<a class="usa-footer__primary-link" href="/contact-us">Contact Us</a>
</li>
<li class="grid-col-3 tablet:grid-col-auto usa-footer__primary-content">
<a class="usa-footer__primary-link" href="https://ecqi.healthit.gov">eCQI Resource Center</a>
</li>
<li class="grid-col-3 tablet:grid-col-auto usa-footer__primary-content">
<a class="usa-footer__primary-link" href="https://cmit.cms.gov/cmit/#/EnvironmentalScan">Environmental Scan Support Tool</a>
</li>
<li class="grid-col-3 tablet:grid-col-auto usa-footer__primary-content">
<a class="usa-footer__primary-link" href="/glossary">Glossary</a>
</li>
<li class="grid-col-3 tablet:grid-col-auto usa-footer__primary-content">
<a class="usa-footer__primary-link" href="https://www.cms.gov/Medicare/Quality-Initiatives-Patient-Assessment-Instruments/QualityInitiativesGenInfo/CMS-Quality-Strategy">National Quality Strategy</a>
</li>
<li class="grid-col-3 tablet:grid-col-auto usa-footer__primary-content">
<a class="usa-footer__primary-link" href="/news-events/all">News &amp; Events</a>
</li>
<li class="grid-col-3 tablet:grid-col-auto usa-footer__primary-content">
<a class="usa-footer__primary-link" href="https://qualitynet.cms.gov/">QualityNet</a>
</li>
<li class="grid-col-3 tablet:grid-col-auto usa-footer__primary-content">
<a class="usa-footer__primary-link" href="https://qpp.cms.gov/">Quality Payment Program</a>
</li>
<li class="grid-col-3 tablet:grid-col-auto usa-footer__primary-content">
<a class="usa-footer__primary-link" href="/sitemap">Sitemap</a>
</li>
<li class="grid-col-3 tablet:grid-col-auto usa-footer__primary-content">
<a class="usa-footer__primary-link" href="http://www.hhs.gov/accessibility.html">Accessibility</a>
</li>
<li class="grid-col-3 tablet:grid-col-auto usa-footer__primary-content">
<a class="usa-footer__primary-link" href="https://www.hhs.gov/vulnerability-disclosure-policy/index.html">HHS Vulnerability Disclosure</a>
</li>
<li class="grid-col-3 tablet:grid-col-auto usa-footer__primary-content">
<a class="usa-footer__primary-link" href="http://www.hhs.gov/privacy.html">Privacy Policy</a>
</li>
</ul>
</nav>
</div>
</div>
</div>
</div>
</div>
</div>
<div class="usa-footer__primary-section">
<div class="usa-footer__primary-content">
<div class="grid-container">
<div class="grid-row grid-gap">
</div>
</div>
<div class="grid-container">
<div class="grid-row grid-gap">
<div class="grid-col-fill">
<div>
<div id="block-footerinfoblock" class="block--type-basic block block-block-content block-block-contentb9778ac6-f444-4bdd-b839-d97f62a0477c">
<div class="field field--name-body field--type-text-with-summary field--label-hidden field__item"><p>Looking for U.S. government information and services? <strong>Visit <a href="https://CMS.gov">CMS.gov</a>, <a href="https://HHS.gov">HHS.gov</a>, <a href="https://USA.gov">USA.gov</a></strong></p>
</div>
</div>
</div>
</div>
</div>
</div>
</div>
</div>
</footer>
</div>
<script type="application/json" data-drupal-selector="drupal-settings-json">{"path":{"baseUrl":"\/","pathPrefix":"","currentPath":"node\/38","currentPathIsAdmin":false,"isFront":false,"currentLanguage":"en"},"pluralDelimiter":"\u0003","suppressDeprecationErrors":true,"ajaxPageState":{"libraries":"eJxNjuEOwiAMhF-ojsQXIowWJaOUUBD16UXjlv1prl_uevUbYWxSrfNeKkbJ5lBLqJIbZYQJyGDtxaUlSGVANaj26iXZkHpEoGdLMW-76b_CLYlqDC-zC1uk9ALMau8ep13KWzIdIMxGN0iFT6w6piF1O8i8trp08cJlhnNT0Jc2YrM6Jeg65nNfeYo-Ig01v7mwYE_0AWHfYm4","theme":"mms_hcd","theme_token":null},"ajaxTrustedUrl":{"\/search":true},"data":{"extlink":{"extTarget":true,"extTargetNoOverride":false,"extNofollow":false,"extNoreferrer":true,"extFollowNoOverride":false,"extClass":"ext","extLabel":"(link is external)","extImgClass":false,"extSubdomains":true,"extExclude":"","extInclude":"","extCssExclude":"","extCssExplicit":"","extAlert":false,"extAlertText":"This link will take you to an external web site. We are not responsible for their content.","mailtoClass":"mailto","mailtoLabel":"(link sends email)","extUseFontAwesome":false,"extIconPlacement":"append","extFaLinkClasses":"fa fa-external-link","extFaMailtoClasses":"fa fa-envelope-o","whitelistedDomains":[]}},"ckeditorAccordion":{"accordionStyle":{"collapseAll":1,"keepRowsOpen":1,"animateAccordionOpenAndClose":1,"openTabsWithHash":1}},"user":{"uid":0,"permissionsHash":"7a36479c1afa2440c45a2d13eed05d057c9f4bd7e8c9c9921c5890ee941d0d7d"}}</script>
<script src="/core/assets/vendor/jquery/jquery.min.js?v=3.7.1"></script>
<script src="/core/assets/vendor/once/once.min.js?v=1.0.1"></script>
<script src="/core/misc/drupalSettingsLoader.js?v=10.2.7"></script>
<script src="/core/misc/drupal.js?v=10.2.7"></script>
<script src="/core/misc/drupal.init.js?v=10.2.7"></script>
<script src="/core/assets/vendor/jquery.ui/ui/version-min.js?v=10.2.7"></script>
<script src="/core/assets/vendor/jquery.ui/ui/data-min.js?v=10.2.7"></script>
<script src="/core/assets/vendor/jquery.ui/ui/disable-selection-min.js?v=10.2.7"></script>
<script src="/core/assets/vendor/jquery.ui/ui/form-min.js?v=10.2.7"></script>
<script src="/core/assets/vendor/jquery.ui/ui/jquery-patch-min.js?v=10.2.7"></script>
<script src="/core/assets/vendor/jquery.ui/ui/scroll-parent-min.js?v=10.2.7"></script>
<script src="/core/assets/vendor/jquery.ui/ui/unique-id-min.js?v=10.2.7"></script>
<script src="/core/assets/vendor/jquery.ui/ui/focusable-min.js?v=10.2.7"></script>
<script src="/core/assets/vendor/jquery.ui/ui/ie-min.js?v=10.2.7"></script>
<script src="/core/assets/vendor/jquery.ui/ui/keycode-min.js?v=10.2.7"></script>
<script src="/core/assets/vendor/jquery.ui/ui/plugin-min.js?v=10.2.7"></script>
<script src="/core/assets/vendor/jquery.ui/ui/safe-active-element-min.js?v=10.2.7"></script>
<script src="/core/assets/vendor/jquery.ui/ui/safe-blur-min.js?v=10.2.7"></script>
<script src="/core/assets/vendor/jquery.ui/ui/widget-min.js?v=10.2.7"></script>
<script src="/core/assets/vendor/jquery.ui/ui/labels-min.js?v=10.2.7"></script>
<script src="/core/assets/vendor/jquery.ui/ui/widgets/controlgroup-min.js?v=10.2.7"></script>
<script src="/core/assets/vendor/jquery.ui/ui/form-reset-mixin-min.js?v=10.2.7"></script>
<script src="/core/assets/vendor/jquery.ui/ui/widgets/mouse-min.js?v=10.2.7"></script>
<script src="/core/assets/vendor/jquery.ui/ui/widgets/checkboxradio-min.js?v=10.2.7"></script>
<script src="/core/assets/vendor/jquery.ui/ui/widgets/draggable-min.js?v=10.2.7"></script>
<script src="/core/assets/vendor/jquery.ui/ui/widgets/resizable-min.js?v=10.2.7"></script>
<script src="/core/assets/vendor/jquery.ui/ui/widgets/button-min.js?v=10.2.7"></script>
<script src="/core/assets/vendor/jquery.ui/ui/widgets/dialog-min.js?v=10.2.7"></script>
<script src="/core/assets/vendor/tabbable/index.umd.min.js?v=6.2.0"></script>
<script src="/core/assets/vendor/tua-body-scroll-lock/tua-bsl.umd.min.js?v=10.2.7"></script>
<script src="/core/misc/progress.js?v=10.2.7"></script>
<script src="/core/assets/vendor/loadjs/loadjs.min.js?v=4.2.0"></script>
<script src="/core/misc/debounce.js?v=10.2.7"></script>
<script src="/core/misc/announce.js?v=10.2.7"></script>
<script src="/core/misc/message.js?v=10.2.7"></script>
<script src="/core/misc/ajax.js?v=10.2.7"></script>
<script src="/core/misc/displace.js?v=10.2.7"></script>
<script src="/core/misc/jquery.tabbable.shim.js?v=10.2.7"></script>
<script src="/core/misc/position.js?v=10.2.7"></script>
<script src="/core/misc/dialog/dialog.js?v=10.2.7"></script>
<script src="/core/misc/dialog/dialog.position.js?v=10.2.7"></script>
<script src="/core/misc/dialog/dialog.jquery-ui.js?v=10.2.7"></script>
<script src="/core/modules/ckeditor5/js/ckeditor5.dialog.fix.js?v=10.2.7"></script>
<script src="/core/misc/dialog/dialog.ajax.js?v=10.2.7"></script>
<script src="/themes/mms_hcd/assets/js/uswds.min.js?v=10.2.7"></script>
<script src="/themes/mms_hcd/assets/js/jquery.matchHeight-min.js?v=10.2.7"></script>
<script src="/themes/mms_hcd/assets/js/file_extensions.js?v=10.2.7"></script>
<script src="/themes/mms_hcd/assets/js/global.js?v=10.2.7"></script>
<script src="https://kit.fontawesome.com/55e30f47c3.js"></script>
<script src="/modules/contrib/extlink/extlink.js?v=10.2.7"></script>
<script src="/modules/contrib/ckeditor_accordion/js/accordion.frontend.min.js?ss7w0y"></script>
<script src="/modules/contrib/glossify/js/glossify_popup.js?v=1.x"></script>
<script src="/core/misc/form.js?v=10.2.7"></script>
</body>
</html>