Implementation Guide
ePA Medication Service
Version 1.3.5 - release

## Extension: IndicatorSERExtension

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

Kennzeichnung, ob diese Verordnung mit Bezug zum Sozialen Entschädigungsrecht nach SGB XIV (SER) erfolgt

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: Kennzeichnung, ob diese Verordnung mit Bezug zum Sozialen Entschädigungsrecht nach SGB XIV (SER) erfolgt

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-ser-extension"
value[x] |  | 1..1 | boolean | SER
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-ser-extension"
value[x] |  | 1..1 | boolean | SER
Documentation for this format

This structure is derived from Extension

Summary

Simple Extension with the type boolean: Kennzeichnung, ob diese Verordnung mit Bezug zum Sozialen Entschädigungsrecht nach SGB XIV (SER) erfolgt

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-ser-extension"
value[x] |  | 1..1 | boolean | SER
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-ser-extension"
value[x] |  | 1..1 | boolean | SER
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()`