Not vaporware.
Everything tested. Everything verifiable.

Every claim on our website is backed by automated tests. Here are the results — open, transparent, reproducible.

1,800+
Unit Tests
350/350
Gematik ISiK
174
FHIR Samples
353
Profiles
2026-03-23
Last Run
350/350

ISiK Stufe 5 — Gematik Conformance

Official Gematik ISiK test suite v2.4.0 (Tiger Framework). All mandatory modules.

PASS

Base Module

Patient, Encounter, Condition, Procedure, Practitioner, Coverage, Account, Binary, RelatedPerson, ValueSet

36 features, 219 test cases
PASS

Document Exchange

DocumentReference Read/Search/POST, Composition Upload, Bundle validation

4 features, 31 test cases
PASS

Appointment Scheduling

Appointment, Schedule, Slot, HealthcareService, Encounter-Appointment, $book operation

11 features, 100 test cases
6/6

E-Rezept — Gematik Reference Validator

Validated against the official Gematik Reference Validator (ERP module v2.15).

PASS

KBV E-Prescription Profiles

  • KBV_PR_ERP_Prescription
  • KBV_PR_ERP_Medication_PZN
  • KBV_PR_ERP_Medication_FreeText
  • KBV_PR_ERP_Medication_Compounding
  • KBV_PR_ERP_Medication_Ingredient
PASS

Gematik eRx Workflow

  • GEM_ERP_PR_Bundle (Receipt)
  • 13 mapping tests (Task, Communication, MedicationDispense, ...)
  • 18 FHIR samples validated
  • 6 Parameters profiles (Close, Accept, Activate, Dispense, ...)
24

ePA Medication

All ePA medication profiles including EMP, EML and operation parameters.

PASS

ePA Resources

  • epa-medication (+ PharmProduct, PznIngredient)
  • epa-medication-dispense
  • epa-medication-request (EMP)
  • epa-medication-statement (EML)
  • epa-ms-operation-outcome
  • emp-chronology-provenance
  • epa-batch-emp-request-bundle
8 mapping tests, 21 FHIR samples
PASS

ePA Operations (Parameters)

  • epa-op-add-eml-entry / epa-op-add-emp-entry
  • epa-op-update-emp-entry
  • epa-op-cancel-prescription-erp / dispensation-erp
  • epa-op-provide-prescription-erp / dispensation-erp
  • epa-op-rx-prescription-erp / dispensation-erp (output)
  • epa-op-emp-entry-output / eml-entry-output
  • epa-op-link-emp-entry / rmp-commit
13 Parameters profiles
7

ISiP — Nursing Care

Information systems in nursing care. All ISiP profiles implemented and tested.

PASS

Care Documentation

  • ISiPPflegebericht (Care Report)
  • ISiPPflegesituation (Care Situation)
  • ISiPPflegemassnahme (Care Measure)
PASS

Care Levels

  • ISiPPflegegrad (Care Level)
  • ISiPBarthelindex
PASS

Care Contacts

  • ISiPPflegekontakt (Care Contact)
  • ISiPPatient (Nursing Extension)
5 mapping tests, 5 FHIR samples

Additional tested domains

Each domain has dedicated mapping tests, FHIR samples, and profile validation.

PASS

eAU (Sick Leave)

Gematik Reference Validator (EAU module)

  • KBV_PR_AU_Bundle
  • KBV_PR_AU_Condition
  • KBV_PR_AU_Coverage
  • eAU Cancellation Bundle
4 tests, 5 samples
PASS

DiGA

Digital Health Applications

  • 44 mapping tests
  • 20+ FHIR samples
  • Patient, Observation, Questionnaire, CarePlan, Medication, ...
44 tests, 20+ samples
PASS

MII ICU (Intensive Care)

Medical Informatics Initiative, ICU

  • 48 ICU observation profiles
  • 21 temperature variants
  • 6 pressure profiles (pulmonary, atrial, ...)
  • 8 cardiac output profiles
48 profiles, 6 samples
PASS

DiPAG (Digital Nursing)

Digital nursing applications, billing bundles

  • 13 profiles
  • Billing bundle, AuditEvent, DocumentReference
9 tests, 6 samples
PASS

ULB (Care Transition)

Complete care transition form

  • 25 resource mappings
  • All care transition elements
25 tests, 25 samples
PASS

DEMIS (Disease Reporting)

German Electronic Reporting System

  • Disease Notification
  • Lab Notification
  • ARS / IGS Notification
4 tests, 4 samples
PASS

KBV MIOs

Medical Information Objects

  • Vaccination, Dental Bonus
  • Maternity, Child Examinations
  • Discharge Letter, Emergency Data
16 profiles
PASS

MII Core Dataset

Medical Informatics Initiative Core

  • Consent
  • ResearchStudy
  • ResearchSubject
3 tests, 3 samples
PASS

Vital Signs & Lab

ISiK vital signs + lab values

  • Heart rate, blood pressure, SpO2, temperature
  • Glucose, creatinine, CRP, HbA1c, TSH
  • GCS, EKG
21 profiles, 18 samples

Profile coverage: 100%

All published German FHIR profiles are implemented and registered. Verified by ProfileCompletenessTest — 0 missing profiles.

353
ISiK Profile Registry

All ISiK, KBV, ePA, eRx, DiGA, DEMIS, MII profiles

48
MII ICU Registry

All ICU observation profiles

19
Parameters Builder

eRx + ePA operation parameters

177
Mapping Classes

Bidirectional FHIR transformations

Technical Details

Test Infrastructure

Test FrameworkJUnit 5 + Cucumber BDD
ISiK Test SuiteGematik Tiger v2.4.0
Reference Validatorde.gematik.refv v2.14.1
FHIR EngineHAPI FHIR 8.6.1
JavaOpenJDK 21
Spring Boot3.4.3

Test Layers

Unit Tests (Mappings)276 classes
Gematik ISiK Conformance350 scenarios
Gematik Reference ValidatorERP + EAU modules
FHIR Samples validated174 resources
Profile Completeness353 + 48 + 19 = 420
Adapter Tests34 classes (REST, HL7v2, MCP)

Reproducible

All tests can be run by you. The gateway ships with the complete test infrastructure. The Gematik ISiK test suite is open source.

# Gateway unit tests
./mvnw test

# Gematik ISiK conformance (Stufe 5)
cd isik-testsuite && mvn verify -Pstufe5

# FHIR sample validation
bash validation/generate-samples.sh

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