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 5927369 Patient 4683975 Encounter 2199594 Specimen 1881759 Composition 940922 Bundle 406474 Condition 235980 Binary 231371 Location 228213 Organization 163428 Claim 136319 MedicationStatement 102928 AuditEvent 96416 QuestionnaireResponse 91847 Coverage 91222 ExplanationOfBenefit 90128 Procedure 83919 Slot 82230 Practitioner 68662 DiagnosticReport 67503 RelatedPerson 64695 Immunization 58178 MedicationRequest 46723 MedicationKnowledge 42992 DocumentReference 41824 Appointment 41176 Schedule 40996 TestScript 32682 PractitionerRole 30780 Media 29866 MessageHeader 28996 Device 22488 AllergyIntolerance 20079 ClaimResponse 18458 List 17226 Medication 16575 ServiceRequest 13002 CarePlan 12626 MedicationAdministration 10634 Questionnaire 9148 ImagingStudy 8272 CareTeam 7728 Goal 7080 StructureDefinition 5873 Provenance 5753 ValueSet 5431 CodeSystem 4967 Task 4038 HealthcareService 3932 Basic 3860 SupplyDelivery 2755 OrganizationAffiliation 2615 Endpoint 2586 ImmunizationRecommendation 2570 DeviceRequest 2465 MedicationDispense 2417 Communication 2233 Consent 2022 OperationOutcome 1738 Flag 1582 SpecimenDefinition 1355 RiskAssessment 1340 SubstanceProtein 1339 FamilyMemberHistory 1294 Person 1256 Invoice 1149 ChargeItemDefinition 1111 Subscription 1075 CapabilityStatement 1037 CoverageEligibilityRequest 1019 ActivityDefinition 1006 CommunicationRequest 935 PlanDefinition 854 Group 818 Account 751 ConceptMap 649 Parameters 629 ChargeItem 604 SearchParameter 602 MolecularSequence 583 EpisodeOfCare 562 Measure 518 ClinicalImpression 486 InsurancePlan 440 MeasureReport 413 AppointmentResponse 394 AdverseEvent 386 Substance 376 DeviceMetric 308 BodyStructure 296 DocumentManifest 290 DeviceUseStatement 283 Library 276 DetectedIssue 258 ResearchSubject 252 NamingSystem 251 SupplyRequest 238 NutritionOrder 224 ResearchStudy 188 OperationDefinition 163 Contract 154 RequestGroup 151 ObservationDefinition 135 StructureMap 108 PaymentNotice 97 CoverageEligibilityResponse 72 ImplementationGuide 72 Evidence 66 PaymentReconciliation 64 MessageDefinition 57 MedicinalProduct 56 ResearchDefinition 56 DeviceDefinition 55 ImmunizationEvaluation 55 EvidenceVariable 53 RiskEvidenceSynthesis 53 CompartmentDefinition 52 EnrollmentRequest 50 GuidanceResponse 50 Linkage 49 EventDefinition 48 GraphDefinition 48 ResearchElementDefinition 44 VisionPrescription 42 ExampleScenario 40 TerminologyCapabilities 38 EffectEvidenceSynthesis 36 TestReport 34 BiologicallyDerivedProduct 30 SubstanceSpecification 28 VerificationResult 26 CatalogEntry 24 MedicinalProductIngredient 23 MedicinalProductInteraction 23 MedicinalProductPharmaceutical 23 SubstanceNucleicAcid 22 MedicinalProductAuthorization 21 SubstanceReferenceInformation 21 EnrollmentResponse 20 MedicinalProductContraindication 19 MedicinalProductManufactured 19 MedicinalProductPackaged 19 MedicinalProductIndication 18 SubstanceSourceMaterial 17 SubstancePolymer 12 MedicinalProductUndesirableEffect 10