Implementation Guide
ePA Medication Service
Version 1.3.0 - release

## Extension: IndicatorBVGExtension

Official URL: https://gematik.de/fhir/epa-medication/StructureDefinition/indicator-bvg-extension | Version: 1.3.0
Active as of 2025-12-15 | Computable Name: IndicatorBVGExtension
Copyright/Legal: gematik GmbH / Dieses Artefakt ist lizenziert unter Apache License, Version 2.0.

Indicator of whether this regulation is made in reference to the ‘Bundesentschädigungsgesetz’ or the ‘Bundesversorgungsgesetz’.

Context of Use

This extension may be used on the following element(s):

- Element ID Element

Usage info

Usages:

- Use this Extension: EPA MedicationRequest

You can also check for usages in the FHIR IG Statistics

### Formal Views of Extension Content

Description of Profiles, Differentials, Snapshots, and how the XML and JSON presentations work.

- Text Summary
- Differential Table
- Snapshot Table
- All

This structure is derived from Extension

Summary

Simple Extension with the type boolean: Indicator of whether this regulation is made in reference to the 'Bundesentschädigungsgesetz' or the 'Bundesversorgungsgesetz'.

This structure is derived from Extension

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
Extension |  | 0..* | Extension | Extension
extension |  | 0..0 |  | Extension
url |  | 1..1 | uri | "https://gematik.de/fhir/epa-medication/StructureDefinition/indicator-bvg-extension"
value[x] |  | 1..1 | boolean | BVG
Documentation for this format

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
Extension |  | 0..* | Extension | Extension
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..0 |  | Extension Slice: Unordered, Open by value:url
url |  | 1..1 | uri | "https://gematik.de/fhir/epa-medication/StructureDefinition/indicator-bvg-extension"
value[x] |  | 1..1 | boolean | BVG
Documentation for this format

This structure is derived from Extension

Summary

Simple Extension with the type boolean: Indicator of whether this regulation is made in reference to the 'Bundesentschädigungsgesetz' or the 'Bundesversorgungsgesetz'.

Differential View

This structure is derived from Extension

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
Extension |  | 0..* | Extension | Extension
extension |  | 0..0 |  | Extension
url |  | 1..1 | uri | "https://gematik.de/fhir/epa-medication/StructureDefinition/indicator-bvg-extension"
value[x] |  | 1..1 | boolean | BVG
Documentation for this format

Snapshot View

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
Extension |  | 0..* | Extension | Extension
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..0 |  | Extension Slice: Unordered, Open by value:url
url |  | 1..1 | uri | "https://gematik.de/fhir/epa-medication/StructureDefinition/indicator-bvg-extension"
value[x] |  | 1..1 | boolean | BVG
Documentation for this format

Other representations of profile: CSV, Excel, Schematron

#### Constraints

Id | Grade | Path(s) | Description | Expression
ele-1 | error | **ALL** elements | All FHIR elements must have a @value or children | `hasValue() or (children().count() > id.count())`
ext-1 | error | **ALL** extensions | Must have either extensions or value[x], not both | `extension.exists() != value.exists()`