ObservationDefinition resource (FHIR R4)

ObservationDefinition is the FHIR R4 resource for set of definitional characteristics for a kind of observation or measurement produced or consumed by an orderable health care service.

Example

{
  "resourceType": "ObservationDefinition",
  "id": "observationdefinition-806a7929c94e073888853725220af0d2",
  "code": {
    "text": "Synthetic value"
  }
}

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

Validation context

• strict pidgeon validate grades a ObservationDefinition 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)