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Source1

{
  "resourceType": "ConceptMap",
  "id": "EncounterClass",
  "language": "en",
  "text": {
    "status": "generated",
    "div": "<!-- snip (see above) -->"
  },
  "extension": [
    {
      "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-wg",
      "valueCode": "brr"
    },
    {
      "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-standards-status",
      "valueCode": "informative",
      "_valueCode": {
        "extension": [
          {
            "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-conformance-derivedFrom",
            "valueCanonical": "http://hl7.org/fhir/uv/omop/ImplementationGuide/hl7.fhir.uv.omop"
          }
        ]
      }
    }
  ],
  "url": "http://hl7.org/fhir/uv/omop/ConceptMap/EncounterClass",
  "version": "1.0.0",
  "name": "EncounterClassOMOPMapping",
  "title": "Encounter Class codes to OMOP",
  "status": "active",
  "experimental": true,
  "date": "2026-03-20T16:54:42+00:00",
  "publisher": "HL7 International / Biomedical Research and Regulation",
  "contact": [
    {
      "name": "HL7 International / Biomedical Research and Regulation",
      "telecom": [
        {
          "system": "url",
          "value": "http://www.hl7.org/Special/committees/rcrim"
        }
      ]
    }
  ],
  "description": "An example mapping of FHIR Encounter class codes to OMOP concept ids",
  "jurisdiction": [
    {
      "coding": [
        {
          "system": "http://unstats.un.org/unsd/methods/m49/m49.htm",
          "code": "001",
          "display": "World"
        }
      ]
    }
  ],
  "group": [
    {
      "source": "http://terminology.hl7.org/CodeSystem/v3-ActCode",
      "target": "https://fhir-terminology.ohdsi.org",
      "element": [
        {
          "code": "IMP",
          "target": [
            {
              "code": "9201",
              "display": "Inpatient Visit",
              "relationship": "equivalent"
            }
          ]
        },
        {
          "code": "AMB",
          "target": [
            {
              "code": "9202",
              "display": "Outpatient Visit",
              "relationship": "equivalent"
            }
          ]
        },
        {
          "code": "OBSENC",
          "target": [
            {
              "code": "262",
              "display": "Emergency Room and Inpatient Visit",
              "relationship": "source-is-broader-than-target",
              "comment": "The source code does not necessarily mean that the patient has moved to an inpatient visit"
            }
          ]
        },
        {
          "code": "EMER",
          "target": [
            {
              "code": "9203",
              "display": "Emergency Room Visit",
              "relationship": "equivalent"
            }
          ]
        },
        {
          "code": "VR",
          "target": [
            {
              "code": "722455",
              "display": "Telehealth",
              "relationship": "equivalent"
            }
          ]
        },
        {
          "code": "HH",
          "target": [
            {
              "code": "581476",
              "display": "Home Visit",
              "relationship": "equivalent"
            }
          ]
        }
      ]
    }
  ]
}