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 153396 Patient 40288 Encounter 38463 MedicationRequest 33068 Appointment 28259 Condition 27546 Binary 23249 ServiceRequest 18845 Procedure 16364 AuditEvent 6828 Slot 6528 DiagnosticReport 6113 Practitioner 5299 Specimen 5040 DocumentReference 3757 MedicationStatement 3362 Organization 3337 AllergyIntolerance 2437 PractitionerRole 2429 Location 1974 Coverage 1678 Immunization 1416 Claim 1277 Parameters 1252 MedicationAdministration 799 Device 794 Media 766 ExplanationOfBenefit 752 MedicationDispense 537 CarePlan 536 ClinicalImpression 509 Consent 432 Bundle 378 QuestionnaireResponse 354 CareTeam 341 SupplyDelivery 335 Task 334 Medication 295 Provenance 291 DetectedIssue 270 MeasureReport 253 Schedule 251 Questionnaire 198 ValueSet 173 Goal 165 RiskAssessment 161 ImagingStudy 160 Flag 151 Communication 148 Composition 129 ClaimResponse 123 List 123 CodeSystem 122 RelatedPerson 121 Basic 108 ObservationDefinition 92 Account 86 HealthcareService 77 Invoice 73 StructureDefinition 70 ImmunizationRecommendation 59 ConceptMap 49 FamilyMemberHistory 48 AppointmentResponse 37 CoverageEligibilityResponse 37 EpisodeOfCare 32 ActivityDefinition 26 SearchParameter 24 PlanDefinition 22 CoverageEligibilityRequest 18 Group 15 Person 14 AdverseEvent 13 PaymentNotice 12 ResearchSubject 12 CommunicationRequest 10 ChargeItem 9 NutritionOrder 9 ResearchStudy 9 CapabilityStatement 7 MessageHeader 7 PaymentReconciliation 7 BodyStructure 6 Library 5 Measure 5 OperationDefinition 5 OperationOutcome 5 Subscription 5 VisionPrescription 5 DeviceDefinition 3 DeviceRequest 3 MolecularSequence 3 OrganizationAffiliation 3 Substance 3 Endpoint 2 Contract 1 DeviceUseStatement 1 ImplementationGuide 1 MedicinalProductAuthorization 1 RequestGroup 1 BiologicallyDerivedProduct CatalogEntry ChargeItemDefinition CompartmentDefinition DeviceMetric DocumentManifest EffectEvidenceSynthesis EnrollmentRequest EnrollmentResponse EventDefinition Evidence EvidenceVariable ExampleScenario GraphDefinition GuidanceResponse ImmunizationEvaluation InsurancePlan Linkage MedicationKnowledge MedicinalProduct MedicinalProductContraindication MedicinalProductIndication MedicinalProductIngredient MedicinalProductInteraction MedicinalProductManufactured MedicinalProductPackaged MedicinalProductPharmaceutical MedicinalProductUndesirableEffect MessageDefinition NamingSystem ResearchDefinition ResearchElementDefinition RiskEvidenceSynthesis SpecimenDefinition StructureMap SubstanceNucleicAcid SubstancePolymer SubstanceProtein SubstanceReferenceInformation SubstanceSourceMaterial SubstanceSpecification SupplyRequest TerminologyCapabilities TestReport TestScript VerificationResult