NHS North West Genomics
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NHS North West Genomics - Local Development build (v2.2.5) built by the FHIR (HL7® FHIR® Standard) Build Tools. See the Directory of published versions

Data Type Profile: Organisation Site Identifier

Official URL: https://fhir.nwgenomics.nhs.uk/StructureDefinition/OrganisationSiteIdentifier Version: 2.2.5
Draft as of 2026-11-05 Computable Name: OrganisationSiteIdentifier

NHS Data Dictionary and Model

ORGANISATION SITE IDENTIFIER - identifies a physical site (e.g. a hospital building) belonging to an Organisation Code, issued by NHS England's Organisation Data Service (ODS).

Ubiquitous terms: Site Code, ODS Site Code.

Mapping

Ubiquitous Term HL7 FHIR HL7 v2 OID Notes
Site Code Location.identifier Facility (PL.5) Shares the ODS branch used by Organisation Code (2.16.840.1.113883.2.1.3.2.4.18.48) - a distinct, confirmed site-specific OID leaf was not found The site code SHALL belong to (start with) its parent Organisation Code, e.g. site R0A09 under organisation R0A

Examples

HL7 v2 PL

R0A09

HL7 FHIR Identifier

{
  "system": "https://fhir.nhs.uk/Id/ods-site-code",
  "value": "R0A09"
}

Usages:

  • This DataType Profile is not used by any profiles in this Specification

You can also check for usages in the FHIR IG Statistics

Formal Views of Profile Content

Description Differentials, Snapshots, and other representations.

NameFlagsCard.TypeDescription & Constraints    Filter: doco
Identifier 0..* Identifier An identifier intended for computation
Identifier.use This element is a modifier element. This element is included in summaries. 0..1 code usual | official | temp | secondary | old (If known)
Binding: IdentifierUse (required): Identifies the purpose for this identifier, if known .
Identifier.system This element is included in summaries. 1..1 uri The namespace for the identifier value
Fixed Value: https://fhir.nhs.uk/Id/ods-site-code (no extensions allowed)
Identifier.value This element is included in summaries. 1..1 string The value that is unique
Example General: 123456

doco Documentation for this format

Terminology Bindings

Path Status Usage ValueSet Version Source
Identifier.use Base required IdentifierUse 📍4.0.1 FHIR Std.

Constraints

Id Grade Path(s) Description Expression

This structure is derived from Identifier

NameFlagsCard.TypeDescription & Constraints    Filter: doco
Identifier 0..* Identifier An identifier intended for computation
Identifier.system 1..1 uri The namespace for the identifier value
Fixed Value: https://fhir.nhs.uk/Id/ods-site-code (no extensions allowed)
Identifier.value 1..1 string The value that is unique

doco Documentation for this format
NameFlagsCard.TypeDescription & Constraints    Filter: doco
Identifier 0..* Identifier An identifier intended for computation
Identifier.id 0..1 string Unique id for inter-element referencing
Identifier.extension 0..* Extension Additional content defined by implementations
Slice: Unordered, Open by value:url
Identifier.use This element is a modifier element. This element is included in summaries. 0..1 code usual | official | temp | secondary | old (If known)
Binding: IdentifierUse (required): Identifies the purpose for this identifier, if known .
Identifier.type This element is included in summaries. 0..1 CodeableConcept Description of identifier
Binding: Identifier Type Codes (extensible): A coded type for an identifier that can be used to determine which identifier to use for a specific purpose.
Identifier.system This element is included in summaries. 1..1 uri The namespace for the identifier value
Fixed Value: https://fhir.nhs.uk/Id/ods-site-code (no extensions allowed)
Identifier.value This element is included in summaries. 1..1 string The value that is unique
Example General: 123456
Identifier.period This element is included in summaries. 0..1 Period Time period when id is/was valid for use
Identifier.assigner This element is included in summaries. 0..1 Reference(Organization) Organization that issued id (may be just text)

doco Documentation for this format

Terminology Bindings

Path Status Usage ValueSet Version Source
Identifier.use Base required IdentifierUse 📍4.0.1 FHIR Std.
Identifier.type Base extensible IdentifierType 📍4.0.1 FHIR Std.

Constraints

Id Grade Path(s) Description Expression

This structure is derived from Identifier

Summary

Mandatory: 2 elements
Fixed: 1 element

Key Elements View

NameFlagsCard.TypeDescription & Constraints    Filter: doco
Identifier 0..* Identifier An identifier intended for computation
Identifier.use This element is a modifier element. This element is included in summaries. 0..1 code usual | official | temp | secondary | old (If known)
Binding: IdentifierUse (required): Identifies the purpose for this identifier, if known .
Identifier.system This element is included in summaries. 1..1 uri The namespace for the identifier value
Fixed Value: https://fhir.nhs.uk/Id/ods-site-code (no extensions allowed)
Identifier.value This element is included in summaries. 1..1 string The value that is unique
Example General: 123456

doco Documentation for this format

Terminology Bindings

Path Status Usage ValueSet Version Source
Identifier.use Base required IdentifierUse 📍4.0.1 FHIR Std.

Constraints

Id Grade Path(s) Description Expression

Differential View

This structure is derived from Identifier

NameFlagsCard.TypeDescription & Constraints    Filter: doco
Identifier 0..* Identifier An identifier intended for computation
Identifier.system 1..1 uri The namespace for the identifier value
Fixed Value: https://fhir.nhs.uk/Id/ods-site-code (no extensions allowed)
Identifier.value 1..1 string The value that is unique

doco Documentation for this format

Snapshot ViewView

NameFlagsCard.TypeDescription & Constraints    Filter: doco
Identifier 0..* Identifier An identifier intended for computation
Identifier.id 0..1 string Unique id for inter-element referencing
Identifier.extension 0..* Extension Additional content defined by implementations
Slice: Unordered, Open by value:url
Identifier.use This element is a modifier element. This element is included in summaries. 0..1 code usual | official | temp | secondary | old (If known)
Binding: IdentifierUse (required): Identifies the purpose for this identifier, if known .
Identifier.type This element is included in summaries. 0..1 CodeableConcept Description of identifier
Binding: Identifier Type Codes (extensible): A coded type for an identifier that can be used to determine which identifier to use for a specific purpose.
Identifier.system This element is included in summaries. 1..1 uri The namespace for the identifier value
Fixed Value: https://fhir.nhs.uk/Id/ods-site-code (no extensions allowed)
Identifier.value This element is included in summaries. 1..1 string The value that is unique
Example General: 123456
Identifier.period This element is included in summaries. 0..1 Period Time period when id is/was valid for use
Identifier.assigner This element is included in summaries. 0..1 Reference(Organization) Organization that issued id (may be just text)

doco Documentation for this format

Terminology Bindings

Path Status Usage ValueSet Version Source
Identifier.use Base required IdentifierUse 📍4.0.1 FHIR Std.
Identifier.type Base extensible IdentifierType 📍4.0.1 FHIR Std.

Constraints

Id Grade Path(s) Description Expression

This structure is derived from Identifier

Summary

Mandatory: 2 elements
Fixed: 1 element

 

Other representations of profile: CSV, Excel, Schematron