eCQM QICore Content Implementation Guide
2023.0.0 - CI Build

eCQM QICore Content Implementation Guide, published by cqframework. This guide is not an authorized publication; it is the continuous build for version 2023.0.0 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/cqframework/ecqm-content-qicore-2023/ and changes regularly. See the Directory of published versions

## : AttributionModel - JSON Representation

Draft as of 2026-05-13

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    {
      "resourceType" : "Library",
      "id" : "AttributionModel",
      "text" : {
        "status" : "extensions",
        "div" : "<div xmlns=\"http://www.w3.org/1999/xhtml\">\n    <table class=\"grid dict\">\n        \n        \n\n        \n        \n        <tr>\n            <th scope=\"row\"><b>Id: </b></th>\n            <td style=\"padding-left: 4px;\">AttributionModel</td>\n        </tr>\n        \n\n        \n        \n        <tr>\n            <th scope=\"row\"><b>Version: </b></th>\n            <td style=\"padding-left: 4px;\">0.1.0</td>\n        </tr>\n        \n\n        \n        <tr>\n            <th scope=\"row\"><b>Url: </b></th>\n            <td style=\"padding-left: 4px;\"><a href=\"Library-AttributionModel.html\">AttributionModel</a></td>\n        </tr>\n        \n\n        \n\n        \n        <tr>\n            <th scope=\"row\"><b>Name: </b></th>\n            <td style=\"padding-left: 4px;\">AttributionModel</td>\n        </tr>\n        \n\n        \n\n        \n        <tr>\n            <th scope=\"row\"><b>Status: </b></th>\n            <td style=\"padding-left: 4px;\">draft</td>\n        </tr>\n        \n\n        \n        <tr>\n            <th scope=\"row\"><b>Experimental: </b></th>\n            <td style=\"padding-left: 4px;\">true</td>\n        </tr>\n        \n\n        \n        <tr>\n            <th scope=\"row\"><b>Type: </b></th>\n            <td style=\"padding-left: 4px;\">\n                \n                    \n                        \n                        <p style=\"margin-bottom: 5px;\">\n                            <b>system: </b> <span><a href=\"http://terminology.hl7.org/7.1.0/CodeSystem-library-type.html\">http://terminology.hl7.org/CodeSystem/library-type</a></span>\n                        </p>\n                        \n                        \n                        <p style=\"margin-bottom: 5px;\">\n                            <b>code: </b> <span>logic-library</span>\n                        </p>\n                        \n                        \n                    \n                \n                \n            </td>\n        </tr>\n        \n\n        \n\n        \n        <tr>\n            <th scope=\"row\"><b>Date: </b></th>\n            <td style=\"padding-left: 4px;\">2026-05-13 23:09:13+0000</td>\n        </tr>\n        \n\n        \n\n        \n\n        \n\n        \n\n        \n\n        \n\n        \n\n        \n\n        \n\n        \n\n        \n\n        \n\n        \n\n        \n        <tr>\n            <th scope=\"row\"><b>Related Artifacts: </b></th>\n            <td style=\"padding-left: 4px;\">\n                \n                \n                \n                <p><b>Dependencies</b></p>\n                <ul>\n                  \n                    <li><code>http://hl7.org/fhir/Library/QICore-ModelInfo</code></li>\n                  \n                    <li><a href=\"Library-FHIRHelpers.html\">FHIRHelpers</a> version: 4.3.000</li>\n                  \n                </ul>\n                \n                \n                \n                \n                \n            </td>\n        </tr>\n        \n\n        \n        <tr>\n          <th scope=\"row\"><b>Parameters: </b></th>\n          <td style=\"padding-left: 4px;\">\n            <table class=\"grid-dict\">\n              <tr><th><b>Name</b></th><th><b>Type</b></th><th><b>Min</b></th><th><b>Max</b></th><th><b>In/Out</b></th></tr>\n              \n                <tr><th>Measurement Period</th><th>Period</th><th>0</th><th>1</th><th>In</th></tr>\n              \n                <tr><th>Provider</th><th>string</th><th>0</th><th>1</th><th>In</th></tr>\n              \n                <tr><th>Patient</th><th>Resource</th><th>0</th><th>1</th><th>Out</th></tr>\n              \n            </table>\n          </td>\n        </tr>\n        \n\n        \n        <tr>\n          <th scope=\"row\"><b>Data Requirements:</b></th>\n          <td style=\"padding-left: 4px;\">\n            <table class=\"grid-dict\">\n              <tr><th><b>Type</b></th><th><b>Profile</b></th><th><b>MS</b></th><th><b>Code Filter</b></th></tr>\n              \n                <tr>\n                  <th>Patient</th>\n                  <th>http://hl7.org/fhir/us/qicore/StructureDefinition/qicore-patient</th>\n                  <th/>\n                  <th>\n                    \n                  </th>\n                </tr>\n              \n            </table>\n          </td>\n        </tr>\n        \n\n        \n        \n        <tr>\n          <td colspan=\"2\">\n            <table>\n              <tr><th><a id=\"cql-content\"><b>Content: </b></a> text/cql</th></tr>\n              <tr><td><pre><code class=\"language-cql\">library AttributionModel version '0.1.0'\r\n\r\nusing QICore version '4.1.1'\r\n\r\ninclude FHIRHelpers version '4.3.000'\r\n\r\nparameter &quot;Measurement Period&quot; Interval&lt;DateTime&gt; default Interval[@2023-01-01T00:00:00.0Z, @2023-12-31T23:59:59.999Z]\r\nparameter &quot;Provider&quot; String\r\n\r\ncontext Patient\r\n\r\ndefine fluent function isAttributable(patient Patient):\r\n  &quot;Provider&quot; is not null implies Patient.managingOrganization.reference.endsWith(&quot;Provider&quot;)\r\n\r\ndefine fluent function isAttributable(encounter Encounter):\r\n  encounter.period during &quot;Measurement Period&quot;\r\n    and &quot;Provider&quot; is not null implies encounter.serviceProvider.reference.endsWith(&quot;Provider&quot;)\r\n\r\n\r\n\r\n</code></pre></td></tr>\n            </table>\n          </td>\n        </tr>\n        \n        \n        \n        \n        \n        <tr>\n          <td colspan=\"2\">\n            <table>\n              <tr><th><b>Content: </b> application/elm+xml</th></tr>\n              <tr><td><pre><code>Encoded data (17168 characters)</code></pre></td></tr>\n            </table>\n          </td>\n        </tr>\n        \n        \n    </table>\n</div>"
      },
      "extension" : [
        {
          "url" : "http://hl7.org/fhir/us/cqfmeasures/StructureDefinition/cqfm-softwaresystem",
          "valueReference" : {
            "reference" : "Device/cqf-tooling"
          }
        }
      ],
      "url" : "http://ecqi.healthit.gov/ecqms/Library/AttributionModel",
      "version" : "0.1.0",
      "name" : "AttributionModel",
      "status" : "draft",
      "experimental" : true,
      "type" : {
        "coding" : [
          {
            "system" : "http://terminology.hl7.org/CodeSystem/library-type",
            "code" : "logic-library"
          }
        ]
      },
      "date" : "2026-05-13T23:09:13+00:00",
      "relatedArtifact" : [
        {
          "type" : "depends-on",
          "display" : "QICore model information",
          "resource" : "http://hl7.org/fhir/Library/QICore-ModelInfo"
        },
        {
          "type" : "depends-on",
          "display" : "Library FHIRHelpers",
          "resource" : "http://ecqi.healthit.gov/ecqms/Library/FHIRHelpers|4.3.000"
        }
      ],
      "parameter" : [
        {
          "name" : "Measurement Period",
          "use" : "in",
          "min" : 0,
          "max" : "1",
          "type" : "Period"
        },
        {
          "name" : "Provider",
          "use" : "in",
          "min" : 0,
          "max" : "1",
          "type" : "string"
        },
        {
          "name" : "Patient",
          "use" : "out",
          "min" : 0,
          "max" : "1",
          "type" : "Resource"
        }
      ],
      "dataRequirement" : [
        {
          "type" : "Patient",
          "profile" : [
            🔗 "http://hl7.org/fhir/us/qicore/StructureDefinition/qicore-patient"
          ]
        }
      ],
      "content" : [
        {
          "contentType" : "text/cql",
          "data" : " "
        },
        {
          "contentType" : "application/elm+xml",
          "data" : " "
        }
      ]
    }