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 177087 Patient 45066 Encounter 39614 MedicationRequest 33607 Condition 28711 Binary 28487 Appointment 28398 Communication 27390 ServiceRequest 18925 Procedure 16740 Slot 11694 DiagnosticReport 6945 AuditEvent 6829 Practitioner 5679 DocumentReference 5459 Specimen 5054 Organization 3626 MedicationStatement 3568 AllergyIntolerance 2785 PractitionerRole 2552 Location 2106 Coverage 1727 DetectedIssue 1649 Immunization 1594 Claim 1330 RequestGroup 1314 Parameters 1253 Device 984 MedicationAdministration 812 Media 786 ExplanationOfBenefit 752 ImagingStudy 640 RiskAssessment 595 CarePlan 589 MedicationDispense 543 ClinicalImpression 526 Consent 460 Provenance 407 QuestionnaireResponse 405 Task 394 Bundle 389 Schedule 370 CareTeam 342 SupplyDelivery 335 Medication 303 MeasureReport 253 Questionnaire 213 HealthcareService 200 ValueSet 175 Goal 168 Basic 161 Flag 152 Composition 138 RelatedPerson 134 List 133 ClaimResponse 130 CodeSystem 124 FamilyMemberHistory 107 ObservationDefinition 92 Account 86 Invoice 73 StructureDefinition 70 ConceptMap 60 ImmunizationRecommendation 59 EpisodeOfCare 54 CoverageEligibilityResponse 38 AppointmentResponse 37 ActivityDefinition 28 SearchParameter 24 PlanDefinition 22 ChargeItem 19 CoverageEligibilityRequest 18 Group 16 Person 14 AdverseEvent 13 PaymentNotice 12 ResearchSubject 12 CommunicationRequest 10 NutritionOrder 10 ResearchStudy 9 NamingSystem 8 CapabilityStatement 7 MessageHeader 7 PaymentReconciliation 7 BodyStructure 6 Library 6 Measure 5 MedicationKnowledge 5 OperationDefinition 5 OperationOutcome 5 Subscription 5 VisionPrescription 5 DeviceDefinition 3 DeviceRequest 3 Endpoint 3 MolecularSequence 3 OrganizationAffiliation 3 Substance 3 Contract 1 DeviceUseStatement 1 ImplementationGuide 1 MedicinalProductAuthorization 1 BiologicallyDerivedProduct CatalogEntry ChargeItemDefinition CompartmentDefinition DeviceMetric DocumentManifest EffectEvidenceSynthesis EnrollmentRequest EnrollmentResponse EventDefinition Evidence EvidenceVariable ExampleScenario GraphDefinition GuidanceResponse ImmunizationEvaluation InsurancePlan Linkage MedicinalProduct MedicinalProductContraindication MedicinalProductIndication MedicinalProductIngredient MedicinalProductInteraction MedicinalProductManufactured MedicinalProductPackaged MedicinalProductPharmaceutical MedicinalProductUndesirableEffect MessageDefinition ResearchDefinition ResearchElementDefinition RiskEvidenceSynthesis SpecimenDefinition StructureMap SubstanceNucleicAcid SubstancePolymer SubstanceProtein SubstanceReferenceInformation SubstanceSourceMaterial SubstanceSpecification SupplyRequest TerminologyCapabilities TestReport TestScript VerificationResult