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 182165 Communication 114113 Patient 56602 Encounter 45318 MedicationRequest 33969 Binary 30827 Condition 30819 Appointment 28730 Procedure 19640 ServiceRequest 19213 Slot 12263 DiagnosticReport 7284 AuditEvent 6854 DocumentReference 6219 Practitioner 6173 MedicationStatement 5784 RequestGroup 5585 Specimen 5101 DetectedIssue 4307 Organization 3998 AllergyIntolerance 3878 PractitionerRole 2590 Device 2281 Location 2278 Immunization 1986 Coverage 1870 Claim 1358 Parameters 1253 MedicationAdministration 837 Media 802 ExplanationOfBenefit 752 CarePlan 745 ImagingStudy 650 MedicationDispense 646 RiskAssessment 631 ClinicalImpression 558 QuestionnaireResponse 545 Provenance 493 Consent 488 CareTeam 468 Task 447 Medication 401 Bundle 397 Schedule 395 SupplyDelivery 335 Goal 302 MeasureReport 257 RelatedPerson 246 Questionnaire 220 HealthcareService 215 FamilyMemberHistory 201 ValueSet 177 Basic 161 Composition 160 Flag 160 List 141 ClaimResponse 134 CodeSystem 125 ObservationDefinition 92 Account 91 Invoice 73 StructureDefinition 70 ImmunizationRecommendation 67 ConceptMap 63 EpisodeOfCare 62 AppointmentResponse 40 CoverageEligibilityResponse 38 ActivityDefinition 28 CoverageEligibilityRequest 28 ChargeItem 27 SearchParameter 25 Group 23 Person 23 PlanDefinition 22 AdverseEvent 21 NutritionOrder 18 BodyStructure 15 CommunicationRequest 13 VisionPrescription 13 PaymentNotice 12 ResearchSubject 12 DeviceRequest 11 ResearchStudy 9 NamingSystem 8 CapabilityStatement 7 MessageHeader 7 PaymentReconciliation 7 Library 6 SupplyRequest 6 Measure 5 MedicationKnowledge 5 OperationDefinition 5 OperationOutcome 5 Subscription 5 DeviceDefinition 3 Endpoint 3 MolecularSequence 3 OrganizationAffiliation 3 Substance 3 Contract 1 DeviceUseStatement 1 ImplementationGuide 1 InsurancePlan 1 MedicinalProductAuthorization 1 BiologicallyDerivedProduct CatalogEntry ChargeItemDefinition CompartmentDefinition DeviceMetric DocumentManifest EffectEvidenceSynthesis EnrollmentRequest EnrollmentResponse EventDefinition Evidence EvidenceVariable ExampleScenario GraphDefinition GuidanceResponse ImmunizationEvaluation Linkage MedicinalProduct MedicinalProductContraindication MedicinalProductIndication MedicinalProductIngredient MedicinalProductInteraction MedicinalProductManufactured MedicinalProductPackaged MedicinalProductPharmaceutical MedicinalProductUndesirableEffect MessageDefinition ResearchDefinition ResearchElementDefinition RiskEvidenceSynthesis SpecimenDefinition StructureMap SubstanceNucleicAcid SubstancePolymer SubstanceProtein SubstanceReferenceInformation SubstanceSourceMaterial SubstanceSpecification TerminologyCapabilities TestReport TestScript VerificationResult