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 5590483 Patient 4401838 Encounter 1957769 Specimen 1876191 Composition 940787 Bundle 406053 Binary 227625 Condition 221894 Location 220390 Organization 162923 Claim 136257 MedicationStatement 101441 AuditEvent 96344 QuestionnaireResponse 91667 ExplanationOfBenefit 90047 Procedure 83541 Coverage 81979 Practitioner 67433 DiagnosticReport 67166 Immunization 58047 RelatedPerson 57175 Slot 53312 MedicationRequest 44988 MedicationKnowledge 42992 DocumentReference 41452 Schedule 40898 Appointment 40490 TestScript 32682 PractitionerRole 30574 MessageHeader 28899 Media 24006 AllergyIntolerance 19581 ClaimResponse 18433 List 17068 Device 16948 Medication 16275 CarePlan 12549 ServiceRequest 12498 MedicationAdministration 10541 Questionnaire 8960 ImagingStudy 8256 CareTeam 7724 Goal 7042 StructureDefinition 5835 Provenance 5674 ValueSet 5380 CodeSystem 4940 HealthcareService 3912 Task 3766 Basic 3732 SupplyDelivery 2696 OrganizationAffiliation 2614 Endpoint 2580 ImmunizationRecommendation 2570 DeviceRequest 2465 MedicationDispense 2367 Communication 2181 Consent 1967 OperationOutcome 1721 Flag 1582 SpecimenDefinition 1355 SubstanceProtein 1339 FamilyMemberHistory 1266 RiskAssessment 1221 Person 1208 Invoice 1148 ChargeItemDefinition 1100 CapabilityStatement 1032 CoverageEligibilityRequest 1009 ActivityDefinition 974 CommunicationRequest 924 Subscription 912 PlanDefinition 844 Group 811 Account 747 ConceptMap 633 Parameters 622 ChargeItem 596 SearchParameter 588 MolecularSequence 583 EpisodeOfCare 557 Measure 513 ClinicalImpression 486 InsurancePlan 440 MeasureReport 413 AppointmentResponse 393 AdverseEvent 380 Substance 376 DeviceMetric 303 BodyStructure 294 DocumentManifest 290 DeviceUseStatement 277 Library 272 DetectedIssue 257 NamingSystem 251 ResearchSubject 249 SupplyRequest 238 NutritionOrder 224 ResearchStudy 187 OperationDefinition 163 Contract 154 RequestGroup 151 ObservationDefinition 135 StructureMap 108 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 48 ResearchElementDefinition 44 VisionPrescription 42 ExampleScenario 40 TerminologyCapabilities 38 EffectEvidenceSynthesis 36 TestReport 34 GuidanceResponse 32 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