This page is part of the MII Implementation Guide Core Dataset Base (v2026.0.0: Release) based on FHIR (HL7® FHIR® Standard) R4. The current version which supersedes this version is 2026.0.1. For a full list of available versions, see the Directory of published versions

Versioning

Versioning Scheme

Starting with version 2024.0.0, the MII Kerndatensatz follows a Calendar Versioning (CalVer) scheme:

• YYYY.MINOR.PATCH format
• YYYY = Year the IG is applicable and intended to be used
• MINOR = Minor version number (incremented for feature additions)
• PATCH = Patch version number (incremented for bug fixes)

Version History and Changes

• Change Log - Detailed change log documenting all modifications across versions, organized by module (Person, Treatment Case, Diagnosis, Procedure)