NHS North West Genomics
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NHS North West Genomics - Local Development build (v2.1.4) built by the FHIR (HL7® FHIR® Standard) Build Tools. See the Directory of published versions

Data Type Profile: Practitioner Identifier

Official URL: https://fhir.nwgenomics.nhs.uk/StructureDefinition/PractitionerIdentifier Version: 2.1.4
Draft as of 2026-07-24 Computable Name: PractitionerIdentifier

'Care Directory' 'NHS Data Model and Dictionary' CONSULTANT CODE and GENERAL MEDICAL PRACTITIONER PPD CODE.

PROFESSIONAL REGISTRATION ENTRY IDENTIFIER

Name FHIR identifier.system OID/HL7v3 HL7 v2 XCN-8 Value Format
(FHIR identifier.value
HL7 v2 XCN-1)
Description
GENERAL MEDICAL PRACTITIONER PPD CODE https://fhir.hl7.org.uk/Id/gmp-number 2.16.840.1.113883.2.1.3.2.4.16.62 GMP G[1234589]NNNNNN General Medical Practitioner Code GENERAL MEDICAL PRACTITIONER PPD CODE. Formerly called GP General National Code (GNC).
CONSULTANT_COE https://fhir.hl7.org.uk/Id/gmc-number 2.16.840.1.113883.2.1.3.2.4.16.63 GMC CNNNNNNN General Medical Council Code CONSULTANT_COE
Nursing and Midwifery Council PIN https://fhir.hl7.org.uk/Id/nmc-number   NMC NNANNNNA Nursing and Midwifery Council Code
General Pharmaceutical Council Registration Number https://fhir.hl7.org.uk/Id/gphc-number   GPHC NNNNNNN General Pharmaceutical Council Code
Health and Care Professional Council Registration Number https://fhir.hl7.org.uk/Id/hcpc-number   HCPC AANNNNNN(*) Health and Care Professional Council Code
  https://fhir.hl7.org.uk/Id/din-number     NNNNNN DOCTOR INDEX NUMBER
  https://fhir.nhs.uk/Id/sds-user-id 1.2.826.0.1285.0.2.0.65   N(*) SDS User ID
  https://fhir.nhs.uk/Id/gmc-reference-number 2.16.840.1.113883.2.1.3.2.4.18.29   NNNNNNN GMC Reference Number

Format

  • N = any number
  • A = any alpha
  • (*) NHS Prescription Services systems require these prescriber codes to be 8 characters long. Additional zeroes (0) should be inserted immediately following the first 2 alpha characters to extend the code to 8 characters as necessary.
Code Format Example
GP/medical prescriber (DIN) NNNNNN 954000
Nurse prescriber (NMC) NNANNNNA 71A2998E
Pharmacist prescriber (GPHC) NNNNNNN 2033467
Optometrist prescriber NN-NNNNN 01-09491
Podiatrist prescriber (HCPC) CHNNNNNN CH029821
Physiotherapist prescriber (HCPC) PHNNNNNN PH095159
Radiographer prescriber (HCPC) RANNNNNN RA088262
Dietician prescriber (HCPC) DTNNNNNN DT012345
Paramedic prescriber (HCPC) PANNNNNN PA054321

Example

HL7 v2 XCN

C3456789^Darwin^Samuel^^^Dr^^^GMC

HL7 FHIR Identifier

{
      "system" : "https://fhir.hl7.org.uk/Id/gmc-number",
      "value" : "C3456789"
}

Usages:

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: Filtersdoco
.. Identifier 0..* Identifier An identifier intended for computation
... use ?!Σ 0..1 code usual | official | temp | secondary | old (If known)
Binding: IdentifierUse (required): Identifies the purpose for this identifier, if known .
... type Σ 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.
Fixed Value: As shown (License number)
.... id 0..0 string Unique id for inter-element referencing
.... extension 0..0 Extension Additional content defined by implementations
.... coding 1..1 Coding Code defined by a terminology system
Fixed Value: (Complex)
..... id 0..0 string Unique id for inter-element referencing
..... extension 0..0 Extension Additional content defined by implementations
..... system 1..1 uri Identity of the terminology system
Fixed Value: http://terminology.hl7.org/CodeSystem/v2-0203
..... version 0..0 string Version of the system - if relevant
..... code 1..1 code Symbol in syntax defined by the system
Fixed Value: LN
..... display 0..0 string Representation defined by the system
..... userSelected 0..0 boolean If this coding was chosen directly by the user
.... text 0..0 string Plain text representation of the concept
... system Σ 1..1 uri The namespace for the identifier value
Binding: Practitioner Identifiers (required)
Example General: http://www.acme.com/identifiers/patient
... value Σ 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.
Identifier.type Base extensible IdentifierType 📍4.0.1 FHIR Std.
Identifier.system Base required Practitioner Identifiers 📦2.1.4 This IG

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())

NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. Identifier Identifier
... type 0..1 CodeableConcept Description of identifier
Fixed Value: As shown (License number)
.... coding 1..1 Coding Code defined by a terminology system
Fixed Value: (Complex)
..... system 1..1 uri Identity of the terminology system
Fixed Value: http://terminology.hl7.org/CodeSystem/v2-0203
..... code 1..1 code Symbol in syntax defined by the system
Fixed Value: LN
... system 1..1 uri The namespace for the identifier value
Binding: Practitioner Identifiers (required)
... value 1..1 string The value that is unique

doco Documentation for this format

Terminology Bindings (Differential)

Path Status Usage ValueSet Version Source
Identifier.system Base required Practitioner Identifiers 📦2.1.4 This IG
NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. Identifier 0..* Identifier An identifier intended for computation
... id 0..1 string Unique id for inter-element referencing
... extension 0..* Extension Additional content defined by implementations
Slice: Unordered, Open by value:url
... use ?!Σ 0..1 code usual | official | temp | secondary | old (If known)
Binding: IdentifierUse (required): Identifies the purpose for this identifier, if known .
... type Σ 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.
Fixed Value: As shown (License number)
.... id 0..0 string Unique id for inter-element referencing
.... extension 0..0 Extension Additional content defined by implementations
.... coding 1..1 Coding Code defined by a terminology system
Fixed Value: (Complex)
..... id 0..0 string Unique id for inter-element referencing
..... extension 0..0 Extension Additional content defined by implementations
..... system 1..1 uri Identity of the terminology system
Fixed Value: http://terminology.hl7.org/CodeSystem/v2-0203
..... version 0..0 string Version of the system - if relevant
..... code 1..1 code Symbol in syntax defined by the system
Fixed Value: LN
..... display 0..0 string Representation defined by the system
..... userSelected 0..0 boolean If this coding was chosen directly by the user
.... text 0..0 string Plain text representation of the concept
... system Σ 1..1 uri The namespace for the identifier value
Binding: Practitioner Identifiers (required)
Example General: http://www.acme.com/identifiers/patient
... value Σ 1..1 string The value that is unique
Example General: 123456
... period Σ 0..1 Period Time period when id is/was valid for use
... assigner Σ 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.
Identifier.system Base required Practitioner Identifiers 📦2.1.4 This IG

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()

Summary

Mandatory: 2 elements
Fixed: 1 element

Key Elements View

NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. Identifier 0..* Identifier An identifier intended for computation
... use ?!Σ 0..1 code usual | official | temp | secondary | old (If known)
Binding: IdentifierUse (required): Identifies the purpose for this identifier, if known .
... type Σ 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.
Fixed Value: As shown (License number)
.... id 0..0 string Unique id for inter-element referencing
.... extension 0..0 Extension Additional content defined by implementations
.... coding 1..1 Coding Code defined by a terminology system
Fixed Value: (Complex)
..... id 0..0 string Unique id for inter-element referencing
..... extension 0..0 Extension Additional content defined by implementations
..... system 1..1 uri Identity of the terminology system
Fixed Value: http://terminology.hl7.org/CodeSystem/v2-0203
..... version 0..0 string Version of the system - if relevant
..... code 1..1 code Symbol in syntax defined by the system
Fixed Value: LN
..... display 0..0 string Representation defined by the system
..... userSelected 0..0 boolean If this coding was chosen directly by the user
.... text 0..0 string Plain text representation of the concept
... system Σ 1..1 uri The namespace for the identifier value
Binding: Practitioner Identifiers (required)
Example General: http://www.acme.com/identifiers/patient
... value Σ 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.
Identifier.type Base extensible IdentifierType 📍4.0.1 FHIR Std.
Identifier.system Base required Practitioner Identifiers 📦2.1.4 This IG

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())

Differential View

NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. Identifier Identifier
... type 0..1 CodeableConcept Description of identifier
Fixed Value: As shown (License number)
.... coding 1..1 Coding Code defined by a terminology system
Fixed Value: (Complex)
..... system 1..1 uri Identity of the terminology system
Fixed Value: http://terminology.hl7.org/CodeSystem/v2-0203
..... code 1..1 code Symbol in syntax defined by the system
Fixed Value: LN
... system 1..1 uri The namespace for the identifier value
Binding: Practitioner Identifiers (required)
... value 1..1 string The value that is unique

doco Documentation for this format

Terminology Bindings (Differential)

Path Status Usage ValueSet Version Source
Identifier.system Base required Practitioner Identifiers 📦2.1.4 This IG

Snapshot ViewView

NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. Identifier 0..* Identifier An identifier intended for computation
... id 0..1 string Unique id for inter-element referencing
... extension 0..* Extension Additional content defined by implementations
Slice: Unordered, Open by value:url
... use ?!Σ 0..1 code usual | official | temp | secondary | old (If known)
Binding: IdentifierUse (required): Identifies the purpose for this identifier, if known .
... type Σ 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.
Fixed Value: As shown (License number)
.... id 0..0 string Unique id for inter-element referencing
.... extension 0..0 Extension Additional content defined by implementations
.... coding 1..1 Coding Code defined by a terminology system
Fixed Value: (Complex)
..... id 0..0 string Unique id for inter-element referencing
..... extension 0..0 Extension Additional content defined by implementations
..... system 1..1 uri Identity of the terminology system
Fixed Value: http://terminology.hl7.org/CodeSystem/v2-0203
..... version 0..0 string Version of the system - if relevant
..... code 1..1 code Symbol in syntax defined by the system
Fixed Value: LN
..... display 0..0 string Representation defined by the system
..... userSelected 0..0 boolean If this coding was chosen directly by the user
.... text 0..0 string Plain text representation of the concept
... system Σ 1..1 uri The namespace for the identifier value
Binding: Practitioner Identifiers (required)
Example General: http://www.acme.com/identifiers/patient
... value Σ 1..1 string The value that is unique
Example General: 123456
... period Σ 0..1 Period Time period when id is/was valid for use
... assigner Σ 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.
Identifier.system Base required Practitioner Identifiers 📦2.1.4 This IG

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()

Summary

Mandatory: 2 elements
Fixed: 1 element

 

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