ConceptMap resource (FHIR R4)

ConceptMap is the FHIR R4 resource for a statement of relationships from one set of concepts to one or more other concepts - either concepts in code systems, or data element/data element concepts, or classes in class models.

Resource	ConceptMap
FHIR version	R4 (4.0.1)
Canonical URL	http://hl7.org/fhir/StructureDefinition/ConceptMap
Required elements	status (1..1)

Example

{
  "resourceType": "ConceptMap",
  "id": "conceptmap-27e411a0ef20f2b953c7bd65c3400a1e",
  "status": "draft"
}

Generated by the Pidgeon engine: pidgeon generate ConceptMap --seed 20260722.

Validation context

strict pidgeon validate grades a ConceptMap instance against the base R4 structure definition: missing required elements raise REQUIRED_FIELD_MISSING and cardinality violations raise CARDINALITY_MIN or CARDINALITY_MAX.(REQUIRED_FIELD_MISSING)

This answer, in your terminal

pidgeon lookup ConceptMap

Wire it into your AI agent:

claude mcp add pidgeon -- npx -y @pidgeonhealth/mcp

Download Post free to browse this reference with generation attached.