2026 US Quality Core Implementation Guide
0.5.0 - cibuild US

2026 US Quality Core Implementation Guide, published by Office of the National Coordinator for Health Information Technology (ONC). This guide is not an authorized publication; it is the continuous build for version 0.5.0 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/FHIR/us-quality-core/ and changes regularly. See the Directory of published versions

## : ImmunizationEvaluaion example - JSON Representation

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    {
      "resourceType" : "ImmunizationEvaluation",
      "id" : "example",
      "meta" : {
        "profile" : [
          🔗 "http://fhir.org/guides/onc/us-quality-core/StructureDefinition/us-quality-core-immunizationevaluation"
        ]
      },
      "text" : {
        "status" : "generated",
        "div" : "<div xmlns=\"http://www.w3.org/1999/xhtml\"><p class=\"res-header-id\"><b>Generated Narrative: ImmunizationEvaluation example</b></p><a name=\"example\"> </a><a name=\"hcexample\"> </a><div style=\"display: inline-block; background-color: #d9e0e7; padding: 6px; margin: 4px; border: 1px solid #8da1b4; border-radius: 5px; line-height: 60%\"><p style=\"margin-bottom: 0px\"/><p style=\"margin-bottom: 0px\">Profile: <a href=\"StructureDefinition-us-quality-core-immunizationevaluation.html\">US Quality Core ImmunizationEvaluation</a></p></div><p><b>identifier</b>: <a href=\"http://terminology.hl7.org/5.4.0/NamingSystem-uri.html\" title=\"As defined by RFC 3986 (http://www.ietf.org/rfc/rfc3986.txt)(with many schemes defined in many RFCs). For OIDs and UUIDs, use the URN form (urn:oid:(note: lowercase) and urn:uuid:). See http://www.ietf.org/rfc/rfc3001.txt and http://www.ietf.org/rfc/rfc4122.txt \r\n\r\nThis oid is used as an identifier II.root to indicate the the extension is an absolute URI (technically, an IRI). Typically, this is used for OIDs and GUIDs. Note that when this OID is used with OIDs and GUIDs, the II.extension should start with urn:oid or urn:uuid: \r\n\r\nNote that this OID is created to aid with interconversion between CDA and FHIR - FHIR uses urn:ietf:rfc:3986 as equivalent to this OID. URIs as identifiers appear more commonly in FHIR.\r\n\r\nThis OID may also be used in CD.codeSystem.\">Uniform Resource Identifier (URI)</a>/urn:oid:1.3.6.1.4.1.21367.2005.3.7.1234</p><p><b>status</b>: Completed</p><p><b>patient</b>: <a href=\"Patient-example.html\">Jim Chalmers  Male, DoB: 1974-12-25 ( Social Security number\u00a0(use:\u00a0usual,\u00a0period:\u00a02001-05-06 --&gt; (ongoing)))</a></p><p><b>date</b>: 2013-01-10</p><p><b>authority</b>: <a href=\"Organization-example.html\">Organization Health Level Seven International</a></p><p><b>targetDisease</b>: <span title=\"Codes:{http://snomed.info/sct 6142004}\">Influenza (disorder)</span></p><p><b>immunizationEvent</b>: <a href=\"Immunization-example.html\">Immunization: identifier = OID:1.3.6.1.4.1.21367.2005.3.7.1234; status = completed; vaccineCode = Influenza, seasonal, injectable, preservative free; occurrence[x] = 2013-01-01; recorded = 2013-01-10; primarySource = true; lotNumber = AAJN11K; expirationDate = 2015-02-15; site = left arm; route = Injection, intramuscular; doseQuantity = 0.5 mL; note = Seasonal influenza vaccine administered intramuscularly in the left arm; reasonCode = </a></p><p><b>doseStatus</b>: <span title=\"Codes:{http://terminology.hl7.org/CodeSystem/immunization-evaluation-dose-status valid}\">Valid</span></p><p><b>series</b>: Vaccination Series 1</p><p><b>doseNumber</b>: 1</p><p><b>seriesDoses</b>: 2</p></div>"
      },
      "identifier" : [
        {
          "system" : "urn:ietf:rfc:3986",
          "value" : "urn:oid:1.3.6.1.4.1.21367.2005.3.7.1234"
        }
      ],
      "status" : "completed",
      "patient" : {
        🔗 "reference" : "Patient/example"
      },
      "date" : "2013-01-10",
      "authority" : {
        🔗 "reference" : "Organization/example"
      },
      "targetDisease" : {
        "coding" : [
          {
            "system" : "http://snomed.info/sct",
            "code" : "6142004",
            "display" : "Influenza (disorder)"
          }
        ]
      },
      "immunizationEvent" : {
        🔗 "reference" : "Immunization/example"
      },
      "doseStatus" : {
        "coding" : [
          {
            "system" : "http://terminology.hl7.org/CodeSystem/immunization-evaluation-dose-status",
            "code" : "valid",
            "display" : "Valid"
          }
        ]
      },
      "series" : "Vaccination Series 1",
      "doseNumberPositiveInt" : 1,
      "seriesDosesPositiveInt" : 2
    }