HL7® FHIR® New Zealand Base Implementation Guide
3.1.0 - Draft

HL7® FHIR® New Zealand Base Implementation Guide, published by HL7 New Zealand. This guide is not an authorized publication; it is the continuous build for version 3.1.0 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/daniel-thomson/nzbase/ and changes regularly. See the Directory of published versions

## : Valid use values for NHI - JSON Representation

Active as of 2022-08-29

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    {
      "resourceType" : "ValueSet",
      "id" : "nhi-use",
      "meta" : {
        "versionId" : "6",
        "lastUpdated" : "2026-05-08T10:05:37.365+12:00",
        "tag" : [
          {
            "system" : "https://standards.digital.health.nz/ns/nzhts-usage-tags",
            "code" : "NZBase"
          }
        ]
      },
      "text" : {
        "status" : "extensions",
        "div" : "<div xmlns=\"http://www.w3.org/1999/xhtml\"><ul><li>Include these codes as defined in <a href=\"http://hl7.org/fhir/R4/codesystem-identifier-use.html\"><code>http://hl7.org/fhir/identifier-use</code></a><table class=\"none\"><tr><td style=\"white-space:nowrap\"><b>Code</b></td><td><b>Display</b></td><td><b>Definition</b></td></tr><tr><td><a href=\"http://hl7.org/fhir/R4/codesystem-identifier-use.html#identifier-use-official\">official</a></td><td>Official</td><td>The identifier considered to be most trusted for the identification of this item. Sometimes also known as &quot;primary&quot; and &quot;main&quot;. The determination of &quot;official&quot; is subjective and implementation guides often provide additional guidelines for use.</td></tr><tr><td><a href=\"http://hl7.org/fhir/R4/codesystem-identifier-use.html#identifier-use-old\">old</a></td><td>Old</td><td>The identifier id no longer considered valid, but may be relevant for search purposes.  E.g. Changes to identifier schemes, account merges, etc.</td></tr></table></li></ul></div>"
      },
      "url" : "https://nzhts.digital.health.nz/fhir/ValueSet/nhi-use-code",
      "version" : "1.0.0",
      "name" : "NHIUse",
      "title" : "Valid use values for NHI",
      "status" : "active",
      "experimental" : false,
      "date" : "2022-08-29T12:59:31+00:00",
      "publisher" : "HL7 New Zealand",
      "contact" : [
        {
          "name" : "HL7 New Zealand",
          "telecom" : [
            {
              "system" : "email",
              "value" : "mailto:admin@hl7.org.nz"
            }
          ]
        }
      ],
      "description" : "NHI Use codes",
      "compose" : {
        "include" : [
          {
            "system" : "http://hl7.org/fhir/identifier-use",
            "concept" : [
              {
                "code" : "official"
              },
              {
                "code" : "old"
              }
            ]
          }
        ]
      }
    }