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 4176000 Specimen 1875858 Composition 938459 Patient 800343 Bundle 402140 Encounter 183608 Claim 134533 Condition 106219 AuditEvent 95310 ExplanationOfBenefit 89234 QuestionnaireResponse 88694 MedicationStatement 86179 Procedure 77980 Location 71797 DiagnosticReport 61710 Organization 56473 Immunization 56064 Practitioner 55391 Binary 55266 Slot 47382 MedicationKnowledge 42982 Schedule 40220 DocumentReference 37335 MedicationRequest 35034 Appointment 33595 TestScript 32667 MessageHeader 28543 Coverage 27875 Media 22980 ClaimResponse 18305 PractitionerRole 17414 Device 15741 List 15613 AllergyIntolerance 15119 CarePlan 10485 Medication 9834 MedicationAdministration 9577 ServiceRequest 9347 Questionnaire 7781 CareTeam 7525 Goal 6824 ImagingStudy 6473 Provenance 5347 StructureDefinition 5200 ValueSet 4854 CodeSystem 3790 HealthcareService 3677 SupplyDelivery 2682 OrganizationAffiliation 2606 Task 2547 Endpoint 2515 DeviceRequest 2428 MedicationDispense 2088 ImmunizationRecommendation 1732 RelatedPerson 1713 Flag 1551 Basic 1490 Consent 1423 Communication 1421 SpecimenDefinition 1337 SubstanceProtein 1332 Person 1132 OperationOutcome 1131 ChargeItemDefinition 1092 RiskAssessment 1071 Invoice 811 CommunicationRequest 759 PlanDefinition 740 ActivityDefinition 725 Account 642 Group 612 FamilyMemberHistory 569 MolecularSequence 559 Subscription 539 CoverageEligibilityRequest 523 ConceptMap 498 SearchParameter 494 EpisodeOfCare 455 ChargeItem 449 Measure 442 Parameters 426 MeasureReport 387 AppointmentResponse 363 Substance 334 ClinicalImpression 319 AdverseEvent 310 DocumentManifest 283 BodyStructure 256 SupplyRequest 231 ResearchSubject 227 InsurancePlan 217 DetectedIssue 205 DeviceMetric 196 Library 185 CapabilityStatement 181 NamingSystem 175 OperationDefinition 141 RequestGroup 141 ResearchStudy 137 Contract 136 StructureMap 94 DeviceUseStatement 90 NutritionOrder 75 ObservationDefinition 74 ImplementationGuide 64 PaymentNotice 61 Evidence 56 PaymentReconciliation 54 MessageDefinition 51 DeviceDefinition 49 ResearchDefinition 49 ImmunizationEvaluation 47 MedicinalProduct 46 EvidenceVariable 45 RiskEvidenceSynthesis 44 EnrollmentRequest 42 Linkage 42 EventDefinition 41 CoverageEligibilityResponse 39 GraphDefinition 37 ResearchElementDefinition 37 ExampleScenario 33 CompartmentDefinition 32 TerminologyCapabilities 31 VisionPrescription 30 EffectEvidenceSynthesis 29 BiologicallyDerivedProduct 24 GuidanceResponse 24 SubstanceSpecification 21 VerificationResult 19 MedicinalProductIngredient 16 MedicinalProductInteraction 16 TestReport 16 EnrollmentResponse 14 SubstanceReferenceInformation 14 CatalogEntry 13 MedicinalProductAuthorization 13 MedicinalProductPharmaceutical 13 MedicinalProductPackaged 12 SubstanceNucleicAcid 12 MedicinalProductIndication 11 MedicinalProductManufactured 11 SubstanceSourceMaterial 10 SubstancePolymer 5 MedicinalProductContraindication MedicinalProductUndesirableEffect