HL7 v2+ Specification, published by HL7 International. This guide is not an authorized publication; it is the continuous build for version 0.0.0 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/HL7/v2ig/ and changes regularly. See the Directory of published versions

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: HL7 v2 Primitive Data Types CodeSystem - XML Representation

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<CodeSystem xmlns="http://hl7.org/fhir">
  <id value="primitive-data-types"/>
  <text>
    <status value="generated"/>
    <div xmlns="http://www.w3.org/1999/xhtml"><p class="res-header-id"><b>Generated Narrative: CodeSystem primitive-data-types</b></p><a name="primitive-data-types"> </a><a name="hcprimitive-data-types"> </a><p>This  code system <code>http://hl7.org/v2/CodeSystem/primitive-data-types</code> defines the following codes:</p><table class="codes"><tr><td style="white-space:nowrap"><b>Code</b></td><td><b>Display</b></td></tr><tr><td style="white-space:nowrap">http://hl7.org/v2/StructureDefinition/DT<a name="primitive-data-types-http.58.47.47hl7.46org.47v2.47StructureDefinition.47DT"> </a></td><td>Date</td></tr><tr><td style="white-space:nowrap">http://hl7.org/v2/StructureDefinition/DTM<a name="primitive-data-types-http.58.47.47hl7.46org.47v2.47StructureDefinition.47DTM"> </a></td><td>Date Time</td></tr><tr><td style="white-space:nowrap">http://hl7.org/v2/StructureDefinition/FT<a name="primitive-data-types-http.58.47.47hl7.46org.47v2.47StructureDefinition.47FT"> </a></td><td>Formatted Text</td></tr><tr><td style="white-space:nowrap">http://hl7.org/v2/StructureDefinition/GTS<a name="primitive-data-types-http.58.47.47hl7.46org.47v2.47StructureDefinition.47GTS"> </a></td><td>General Timing Specification</td></tr><tr><td style="white-space:nowrap">http://hl7.org/v2/StructureDefinition/ID<a name="primitive-data-types-http.58.47.47hl7.46org.47v2.47StructureDefinition.47ID"> </a></td><td>Coded Value</td></tr><tr><td style="white-space:nowrap">http://hl7.org/v2/StructureDefinition/IS<a name="primitive-data-types-http.58.47.47hl7.46org.47v2.47StructureDefinition.47IS"> </a></td><td>Coded Value</td></tr><tr><td style="white-space:nowrap">http://hl7.org/v2/StructureDefinition/NM<a name="primitive-data-types-http.58.47.47hl7.46org.47v2.47StructureDefinition.47NM"> </a></td><td>Numeric</td></tr><tr><td style="white-space:nowrap">http://hl7.org/v2/StructureDefinition/SI<a name="primitive-data-types-http.58.47.47hl7.46org.47v2.47StructureDefinition.47SI"> </a></td><td>Sequence ID</td></tr><tr><td style="white-space:nowrap">http://hl7.org/v2/StructureDefinition/SNM<a name="primitive-data-types-http.58.47.47hl7.46org.47v2.47StructureDefinition.47SNM"> </a></td><td>Telephone Number</td></tr><tr><td style="white-space:nowrap">http://hl7.org/v2/StructureDefinition/ST<a name="primitive-data-types-http.58.47.47hl7.46org.47v2.47StructureDefinition.47ST"> </a></td><td>String</td></tr><tr><td style="white-space:nowrap">http://hl7.org/v2/StructureDefinition/TM<a name="primitive-data-types-http.58.47.47hl7.46org.47v2.47StructureDefinition.47TM"> </a></td><td>Time</td></tr><tr><td style="white-space:nowrap">http://hl7.org/v2/StructureDefinition/TX<a name="primitive-data-types-http.58.47.47hl7.46org.47v2.47StructureDefinition.47TX"> </a></td><td>Text</td></tr></table></div>
  </text>
  <extension
             url="http://hl7.org/fhir/StructureDefinition/structuredefinition-standards-status">
    <valueCode value="informative">
      <extension
                 url="http://hl7.org/fhir/StructureDefinition/structuredefinition-conformance-derivedFrom">
        <valueCanonical
                        value="http://somewhere.org/fhir/uv/v2plus/ImplementationGuide/hl7.other.uv.v2plus"/>
      </extension>
    </valueCode>
  </extension>
  <url value="http://hl7.org/v2/CodeSystem/primitive-data-types"/>
  <version value="0.0.0"/>
  <title value="HL7 v2 Primitive Data Types CodeSystem"/>
  <status value="active"/>
  <date value="2025-09-23T18:04:29+00:00"/>
  <publisher value="HL7 International"/>
  <contact>
    <telecom>
      <system value="url"/>
      <value value="http://hl7.org/Special/committees/v2mgmt"/>
    </telecom>
  </contact>
  <content value="complete"/>
  <concept>
    <code value="http://hl7.org/v2/StructureDefinition/DT"/>
    <display value="Date"/>
  </concept>
  <concept>
    <code value="http://hl7.org/v2/StructureDefinition/DTM"/>
    <display value="Date Time"/>
  </concept>
  <concept>
    <code value="http://hl7.org/v2/StructureDefinition/FT"/>
    <display value="Formatted Text"/>
  </concept>
  <concept>
    <code value="http://hl7.org/v2/StructureDefinition/GTS"/>
    <display value="General Timing Specification"/>
  </concept>
  <concept>
    <code value="http://hl7.org/v2/StructureDefinition/ID"/>
    <display value="Coded Value"/>
  </concept>
  <concept>
    <code value="http://hl7.org/v2/StructureDefinition/IS"/>
    <display value="Coded Value"/>
  </concept>
  <concept>
    <code value="http://hl7.org/v2/StructureDefinition/NM"/>
    <display value="Numeric"/>
  </concept>
  <concept>
    <code value="http://hl7.org/v2/StructureDefinition/SI"/>
    <display value="Sequence ID"/>
  </concept>
  <concept>
    <code value="http://hl7.org/v2/StructureDefinition/SNM"/>
    <display value="Telephone Number"/>
  </concept>
  <concept>
    <code value="http://hl7.org/v2/StructureDefinition/ST"/>
    <display value="String"/>
  </concept>
  <concept>
    <code value="http://hl7.org/v2/StructureDefinition/TM"/>
    <display value="Time"/>
  </concept>
  <concept>
    <code value="http://hl7.org/v2/StructureDefinition/TX"/>
    <display value="Text"/>
  </concept>
</CodeSystem>