Health eData 1 Sandbox
0.1.0 - CI Build

Health eData 1 Sandbox, published by HL7 International / Cross-Group Projects. This guide is not an authorized publication; it is the continuous build for version 0.1.0 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/argonautproject/USCDIV7/ and changes regularly. See the Directory of published versions

## Extension: US Core Accommodation Extension

Official URL: http://hl7.org/fhir/us/core/StructureDefinition/us-core-accommodation | Version: 0.1.0
Active as of 2026-05-12 | Maturity Level: 2 | Computable Name: USCoreAccommodationExtension
Other Identifiers: OID:2.16.840.1.113883.4.642.40.2.42.72

This extension records modifications, tools, technologies, and other supports necessary to enable a patient or other individual to access care, captured as a free-text annotation. Examples include sign language interpreters, wheelchair accessibility requirements, and sensory accommodation.

Context of Use

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

- Element ID: `Encounter`
- Element ID: `Patient`
- Element ID: `RelatedPerson`
- Element ID: `Practitioner`

Usage info

Usages:

- Examples for this Extension: Patient/patient-accommodation-asl, Patient/patient-accommodation-service-animal and Patient/patient-accommodation-wheelchair

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.

- Differential Table
- Snapshot Table
- Statistics/References
- All

This structure is derived from Extension

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
Extension |  | 0..1 | Extension | Accommodations needed by the individual to access care
extension |  | 0..0 |  | Extension
url |  | 1..1 | uri | "http://hl7.org/fhir/us/core/StructureDefinition/us-core-accommodation"
value[x] |  | 1..1 | Annotation | Value of extension
Documentation for this format

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
Extension |  | 0..1 | Extension | Accommodations needed by the individual to access care
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..0 |  | Extension Slice: Unordered, Open by value:url
url |  | 1..1 | uri | "http://hl7.org/fhir/us/core/StructureDefinition/us-core-accommodation"
value[x] |  | 1..1 | Annotation | Value of extension
Documentation for this format

This structure is derived from Extension

Summary

Simple Extension with the type Annotation: This extension records modifications, tools, technologies, and other supports necessary to enable a patient or other individual to access care, captured as a free-text annotation. Examples include sign language interpreters, wheelchair accessibility requirements, and sensory accommodation.

Maturity: 2

Differential View

This structure is derived from Extension

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
Extension |  | 0..1 | Extension | Accommodations needed by the individual to access care
extension |  | 0..0 |  | Extension
url |  | 1..1 | uri | "http://hl7.org/fhir/us/core/StructureDefinition/us-core-accommodation"
value[x] |  | 1..1 | Annotation | Value of extension
Documentation for this format

Snapshot View

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
Extension |  | 0..1 | Extension | Accommodations needed by the individual to access care
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..0 |  | Extension Slice: Unordered, Open by value:url
url |  | 1..1 | uri | "http://hl7.org/fhir/us/core/StructureDefinition/us-core-accommodation"
value[x] |  | 1..1 | Annotation | Value of extension
Documentation for this format

This structure is derived from Extension

Summary

Simple Extension with the type Annotation: This extension records modifications, tools, technologies, and other supports necessary to enable a patient or other individual to access care, captured as a free-text annotation. Examples include sign language interpreters, wheelchair accessibility requirements, and sensory accommodation.

Maturity: 2

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()`