FHIR Server Base URL
https://hapi.fhir.org/baseR4
OpenAPI Docs
https://hapi.fhir.org/baseR4/api-docs
FHIR Version
4.0.1 (R4)

This server is Open Source Software, licensed under the terms of the Apache Software License 2.0.

All System Level Operations Observation 4298902 Patient 3119141 Specimen 1876113 Composition 939999 Bundle 405102 Location 219989 Binary 211656 Encounter 196312 Organization 160624 Claim 135832 Condition 124526 AuditEvent 95478 MedicationStatement 94096 QuestionnaireResponse 90512 ExplanationOfBenefit 89906 Procedure 81771 DiagnosticReport 64625 Practitioner 63464 Immunization 56931 Slot 48698 MedicationKnowledge 42990 MedicationRequest 42529 Schedule 40760 DocumentReference 39264 Appointment 35923 TestScript 32679 Coverage 29628 MessageHeader 28608 PractitionerRole 28324 Media 23416 ClaimResponse 18328 AllergyIntolerance 17367 List 16685 Device 16595 CarePlan 11582 Medication 11108 ServiceRequest 10996 MedicationAdministration 9692 Questionnaire 8157 CareTeam 7703 ImagingStudy 7569 Goal 6989 StructureDefinition 5751 Provenance 5474 ValueSet 5259 CodeSystem 4034 HealthcareService 3865 RelatedPerson 3599 Task 2848 SupplyDelivery 2696 OrganizationAffiliation 2613 Endpoint 2576 ImmunizationRecommendation 2570 DeviceRequest 2435 MedicationDispense 2168 Basic 1794 Consent 1783 Communication 1711 Flag 1565 SpecimenDefinition 1345 SubstanceProtein 1339 OperationOutcome 1200 Person 1193 RiskAssessment 1150 ChargeItemDefinition 1100 Invoice 1063 CoverageEligibilityRequest 961 CommunicationRequest 903 PlanDefinition 809 ActivityDefinition 768 Account 736 Group 718 Subscription 697 FamilyMemberHistory 643 MolecularSequence 583 SearchParameter 566 ConceptMap 549 ChargeItem 540 EpisodeOfCare 480 Measure 466 Parameters 463 ClinicalImpression 442 MeasureReport 413 InsurancePlan 394 AppointmentResponse 385 AdverseEvent 371 Substance 371 DocumentManifest 290 DeviceMetric 288 BodyStructure 286 NamingSystem 249 DetectedIssue 243 SupplyRequest 238 ResearchSubject 236 Library 223 CapabilityStatement 195 DeviceUseStatement 169 OperationDefinition 160 Contract 154 RequestGroup 149 ResearchStudy 149 NutritionOrder 134 StructureMap 107 ObservationDefinition 96 PaymentNotice 85 ImplementationGuide 72 Evidence 66 PaymentReconciliation 62 CoverageEligibilityResponse 57 MessageDefinition 57 MedicinalProduct 56 ResearchDefinition 56 DeviceDefinition 55 ImmunizationEvaluation 55 EvidenceVariable 53 CompartmentDefinition 52 RiskEvidenceSynthesis 51 EnrollmentRequest 50 EventDefinition 48 Linkage 48 GraphDefinition 47 ResearchElementDefinition 44 ExampleScenario 40 VisionPrescription 40 TerminologyCapabilities 38 EffectEvidenceSynthesis 36 TestReport 34 GuidanceResponse 31 BiologicallyDerivedProduct 30 SubstanceSpecification 28 VerificationResult 26 MedicinalProductIngredient 23 MedicinalProductInteraction 23 MedicinalProductPharmaceutical 23 SubstanceNucleicAcid 22 MedicinalProductAuthorization 21 SubstanceReferenceInformation 21 CatalogEntry 20 EnrollmentResponse 20 MedicinalProductContraindication 19 MedicinalProductPackaged 19 MedicinalProductIndication 18 MedicinalProductManufactured 18 SubstanceSourceMaterial 17 SubstancePolymer 12 MedicinalProductUndesirableEffect 9