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 4333479 Patient 3879309 Specimen 1876165 Composition 940399 Bundle 405543 Encounter 247604 Binary 220817 Location 220193 Organization 161963 Condition 140870 Claim 136027 MedicationStatement 100290 AuditEvent 96230 QuestionnaireResponse 91299 ExplanationOfBenefit 90029 Procedure 82594 Coverage 73866 DiagnosticReport 66836 Practitioner 65797 Immunization 57931 Slot 50296 RelatedPerson 48985 MedicationKnowledge 42992 MedicationRequest 42927 DocumentReference 41273 Schedule 40828 Appointment 38509 TestScript 32679 MessageHeader 28838 PractitionerRole 28644 Media 23930 AllergyIntolerance 18852 ClaimResponse 18378 List 16879 Device 16759 Medication 15909 CarePlan 12208 ServiceRequest 11811 MedicationAdministration 9726 Questionnaire 8847 ImagingStudy 8205 CareTeam 7711 Goal 6999 StructureDefinition 5784 Provenance 5562 ValueSet 5345 CodeSystem 4611 HealthcareService 3891 Basic 3703 Task 2864 SupplyDelivery 2696 OrganizationAffiliation 2614 Endpoint 2576 ImmunizationRecommendation 2570 DeviceRequest 2435 MedicationDispense 2272 Consent 1874 Communication 1732 Flag 1565 OperationOutcome 1413 SpecimenDefinition 1347 SubstanceProtein 1339 FamilyMemberHistory 1255 Person 1203 RiskAssessment 1151 ChargeItemDefinition 1100 Invoice 1070 CoverageEligibilityRequest 981 ActivityDefinition 951 CommunicationRequest 918 PlanDefinition 811 Group 786 Account 744 Subscription 738 CapabilityStatement 719 ConceptMap 617 Parameters 614 MolecularSequence 583 SearchParameter 580 ChargeItem 546 EpisodeOfCare 515 Measure 513 ClinicalImpression 463 InsurancePlan 440 MeasureReport 413 AppointmentResponse 387 AdverseEvent 377 Substance 373 DeviceMetric 303 BodyStructure 292 DocumentManifest 290 Library 270 DetectedIssue 257 NamingSystem 249 ResearchSubject 242 SupplyRequest 238 NutritionOrder 222 DeviceUseStatement 186 ResearchStudy 175 OperationDefinition 163 Contract 154 RequestGroup 151 ObservationDefinition 122 StructureMap 107 PaymentNotice 97 ImplementationGuide 72 CoverageEligibilityResponse 71 Evidence 66 PaymentReconciliation 64 MessageDefinition 57 MedicinalProduct 56 ResearchDefinition 56 DeviceDefinition 55 ImmunizationEvaluation 55 EvidenceVariable 53 RiskEvidenceSynthesis 53 CompartmentDefinition 52 EnrollmentRequest 50 Linkage 49 EventDefinition 48 GraphDefinition 47 ResearchElementDefinition 44 VisionPrescription 41 ExampleScenario 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