NHS England North West GMSA - IHE Laboratory Testing Workflow (LTW)
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DRAFT Implementation Guide

This is for collaboration and discussion purposes and is subject to change.

NHS England North West GMSA - IHE Laboratory Testing Workflow (LTW) - Local Development build (v0.0.1) built by the FHIR (HL7® FHIR® Standard) Build Tools. See the Directory of published versions

Data Type Profile: NHS Number

Official URL: https://fhir.north-west.england.nhs.uk/StructureDefinition/NHSNumber Version: 0.0.1
Draft as of 2025-04-20 Computable Name: NHSNumber

Only traced NHS Number SHOULD be used, un-traced NHS Numbers MUST be clearly indicated.

Format: NNNNNNNNNN (400 000 000 to 499 999 999, and 600 000 000 to 799 999)

Standard Data Type Value
NHS Data Dictionary   NHS NUMBER
OID/HL7 v3   2.16.840.1.113883.2.1.4.1
HL7 v2 CX.4 NHS
HL7 FHIR Identifier.system https://fhir.nhs.uk/Id/nhs-number
HL7 v2 CX.5 NH
HL7 FHIR Identifier.type http://terminology.hl7.org/CodeSystem/v2-0203#NH

Usage:

Formal Views of Profile Content

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

This structure is derived from Identifier

NameFlagsCard.TypeDescription & Constraintsdoco
.. Identifier Identifier
... type 0..1 CodeableConcept Description of identifier
Fixed Value: As shown (National Health Plan Identifier)
.... 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: NH
... system 1..1 uri The namespace for the identifier value
Required Pattern: https://fhir.nhs.uk/Id/nhs-number
... value 1..1 string The value that is unique

doco Documentation for this format
NameFlagsCard.TypeDescription & Constraintsdoco
.. Identifier 0..* Identifier An identifier intended for computation
ele-1: All FHIR elements must have a @value or children
... use ?!Σ 0..1 code usual | official | temp | secondary | old (If known)
Binding: IdentifierUse (required): Identifies the purpose for this identifier, if known .


ele-1: All FHIR elements must have a @value or children
... 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.


ele-1: All FHIR elements must have a @value or children
Fixed Value: As shown (National Health Plan Identifier)
.... 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: NH
..... 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
ele-1: All FHIR elements must have a @value or children
Required Pattern: https://fhir.nhs.uk/Id/nhs-number
... value Σ 1..1 string The value that is unique
ele-1: All FHIR elements must have a @value or children
Example General: 123456

doco Documentation for this format

Terminology Bindings

PathConformanceValueSet / CodeURI
Identifier.userequiredIdentifierUse
http://hl7.org/fhir/ValueSet/identifier-use|4.0.1
from the FHIR Standard
Identifier.typeextensibleFixed Value: NH
http://hl7.org/fhir/ValueSet/identifier-type
from the FHIR Standard
NameFlagsCard.TypeDescription & Constraintsdoco
.. 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 (National Health Plan Identifier)
.... 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: NH
..... 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
Required Pattern: https://fhir.nhs.uk/Id/nhs-number
... 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

PathConformanceValueSet / CodeURI
Identifier.userequiredIdentifierUse
http://hl7.org/fhir/ValueSet/identifier-use|4.0.1
from the FHIR Standard
Identifier.typeextensibleFixed Value: NH
http://hl7.org/fhir/ValueSet/identifier-type
from the FHIR Standard

This structure is derived from Identifier

Summary

Mandatory: 2 elements
Fixed: 1 element

Differential View

This structure is derived from Identifier

NameFlagsCard.TypeDescription & Constraintsdoco
.. Identifier Identifier
... type 0..1 CodeableConcept Description of identifier
Fixed Value: As shown (National Health Plan Identifier)
.... 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: NH
... system 1..1 uri The namespace for the identifier value
Required Pattern: https://fhir.nhs.uk/Id/nhs-number
... value 1..1 string The value that is unique

doco Documentation for this format

Key Elements View

NameFlagsCard.TypeDescription & Constraintsdoco
.. Identifier 0..* Identifier An identifier intended for computation
ele-1: All FHIR elements must have a @value or children
... use ?!Σ 0..1 code usual | official | temp | secondary | old (If known)
Binding: IdentifierUse (required): Identifies the purpose for this identifier, if known .


ele-1: All FHIR elements must have a @value or children
... 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.


ele-1: All FHIR elements must have a @value or children
Fixed Value: As shown (National Health Plan Identifier)
.... 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: NH
..... 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
ele-1: All FHIR elements must have a @value or children
Required Pattern: https://fhir.nhs.uk/Id/nhs-number
... value Σ 1..1 string The value that is unique
ele-1: All FHIR elements must have a @value or children
Example General: 123456

doco Documentation for this format

Terminology Bindings

PathConformanceValueSet / CodeURI
Identifier.userequiredIdentifierUse
http://hl7.org/fhir/ValueSet/identifier-use|4.0.1
from the FHIR Standard
Identifier.typeextensibleFixed Value: NH
http://hl7.org/fhir/ValueSet/identifier-type
from the FHIR Standard

Snapshot View

NameFlagsCard.TypeDescription & Constraintsdoco
.. 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 (National Health Plan Identifier)
.... 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: NH
..... 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
Required Pattern: https://fhir.nhs.uk/Id/nhs-number
... 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

PathConformanceValueSet / CodeURI
Identifier.userequiredIdentifierUse
http://hl7.org/fhir/ValueSet/identifier-use|4.0.1
from the FHIR Standard
Identifier.typeextensibleFixed Value: NH
http://hl7.org/fhir/ValueSet/identifier-type
from the FHIR Standard

This structure is derived from Identifier

Summary

Mandatory: 2 elements
Fixed: 1 element

 

Other representations of profile: CSV, Excel, Schematron