Elements Parameter

A client can request a specific set of elements be returned as part of a resource in the search results using the _elements parameter.

GET [base]/Patient?_elements=identifier,active

Example Response

{
  "resourceType": "Bundle",
  "id": "d9dcca52-b714-47df-a9e7-f6e3edd031d5",
  "meta": {
    "lastUpdated": "2024-02-26T09:27:20.680+00:00"
  },
  "type": "searchset",
  "total": 1,
  "link": [ {
    "relation": "self",
    "url": "http://localhost:3003/oracle-fhir-server/fhir/Patient?_elements=identifier%2Cactive"
  }, {
    "relation": "next",
    "url": "http://localhost:3003/oracle-fhir-server/fhir?_getpages=d9dcca52-b714-47df-a9e7-f6e3edd031d5&_getpagesoffset=1&_count=1&_pretty=true&_bundletype=searchset&_elements=active,identifier"
  } ],
  "entry": [ {
    "fullUrl": "http://localhost:3003/oracle-fhir-server/fhir/Patient/1",
    "resource": {
      "resourceType": "Patient",
      "id": "1",
      "meta": {
        "versionId": "1",
        "lastUpdated": "2024-02-26T06:59:39.364+00:00",
        "source": "#rIx8lDj54KOhTZF0",
        "tag": [ {
          "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationValue",
          "code": "SUBSETTED",
          "display": "Resource encoded in summary mode"
        } ]
      },
      "identifier": [ {
        "use": "usual",
        "type": {
          "coding": [ {
            "system": "http://terminology.hl7.org/CodeSystem/v2-0203",
            "code": "MR"
          } ]
        },
        "system": "urn:oid:1.2.36.146.595.217.0.1",
        "value": "12345",
        "period": {
          "start": "2001-05-06"
        },
        "assigner": {
          "display": "Acme Healthcare"
        }
      } ],
      "active": true
    },
    "search": {
      "mode": "match"
    }
  } ]
}