QI-Core Implementation Guide
4.1.0 - release

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## QI-Core Extensions

This page lists the Extensions defined as part of the QI Core Implementation Guide. A registry of standard extensions can be found in the FHIR specification and additional extensions may be registered on the HL7 FHIR registry.

- DiagnosisPresentOnAdmissionExtension
- Not Done Value Set
- RAND Appropriateness Score Extension
- QICoreNotDoneReason
- QICoreNotDoneRecorded
- QICoreDoNotPerformReason
- EncounterProcedureExtension
- QICoreIsElective