HL7 FHIR Implementation Guide: DK Core, published by HL7 Denmark. This guide is not an authorized publication; it is the continuous build for version 3.5.0 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/hl7dk/dk-core/ and changes regularly. See the Directory of published versions

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Data Type Profile: Danish Central Business Register (CVR) Identifier

Identifier holding a danish CVR number.

Usage:

• Use this DataType Constraint: Danish Core Organization Profile

Formal Views of Profile Content

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

• Differential Table
• Key Elements Table
• Snapshot Table
• Statistics/References
• All

This structure is derived from Identifier

Name	Flags	Card.	Type	Description & Constraints
Identifier			Identifier
use		0..1	code	usual | official | temp | secondary | old (If known) Fixed Value: official
system		1..1	uri	The namespace for the identifier value Fixed Value: http://cvr.dk
value	C	1..1	string	The value that is unique CVR-length: CVR must be exactly 8 numeric characters long CVR-modulus-11: CVR must pass the modulus 11 check
Documentation for this format

Constraints

Id	Grade	Path(s)	Details	Requirements
CVR-length	error	Identifier.value	CVR must be exactly 8 numeric characters long : matches('^[0-9]{8}$')
CVR-modulus-11	error	Identifier.value	CVR must pass the modulus 11 check : (( (substring(0,1).toInteger()*2)+ (substring(1,1).toInteger()*7)+ (substring(2,1).toInteger()*6)+ (substring(3,1).toInteger()*5)+ (substring(4,1).toInteger()*4)+ (substring(5,1).toInteger()*3)+ (substring(6,1).toInteger()*2)+ (substring(7,1).toInteger()*1)) mod(11)=0)

Name	Flags	Card.	Type	Description & Constraints
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 Fixed Value: official
system	Σ	1..1	uri	The namespace for the identifier value ele-1: All FHIR elements must have a @value or children Fixed Value: http://cvr.dk
value	ΣC	1..1	string	The value that is unique ele-1: All FHIR elements must have a @value or children CVR-length: CVR must be exactly 8 numeric characters long CVR-modulus-11: CVR must pass the modulus 11 check Example General: 123456
Documentation for this format

Terminology Bindings

Path	Conformance	ValueSet / Code	URI
Identifier.use	required	Fixed Value: official http://hl7.org/fhir/ValueSet/identifier-use|4.0.1 from the FHIR Standard

Constraints

Id	Grade	Path(s)	Details	Requirements
CVR-length	error	Identifier.value	CVR must be exactly 8 numeric characters long : matches('^[0-9]{8}$')
CVR-modulus-11	error	Identifier.value	CVR must pass the modulus 11 check : (( (substring(0,1).toInteger()*2)+ (substring(1,1).toInteger()*7)+ (substring(2,1).toInteger()*6)+ (substring(3,1).toInteger()*5)+ (substring(4,1).toInteger()*4)+ (substring(5,1).toInteger()*3)+ (substring(6,1).toInteger()*2)+ (substring(7,1).toInteger()*1)) mod(11)=0)

Name	Flags	Card.	Type	Description & Constraints
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 . Fixed Value: official
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.
system	Σ	1..1	uri	The namespace for the identifier value Fixed Value: http://cvr.dk
value	ΣC	1..1	string	The value that is unique CVR-length: CVR must be exactly 8 numeric characters long CVR-modulus-11: CVR must pass the modulus 11 check 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)
Documentation for this format

Terminology Bindings

Path	Conformance	ValueSet / Code	URI
Identifier.use	required	Fixed Value: official http://hl7.org/fhir/ValueSet/identifier-use|4.0.1 from the FHIR Standard
Identifier.type	extensible	Identifier Type Codes http://hl7.org/fhir/ValueSet/identifier-type from the FHIR Standard

Constraints

Id	Grade	Path(s)	Details	Requirements
CVR-length	error	Identifier.value	CVR must be exactly 8 numeric characters long : matches('^[0-9]{8}$')
CVR-modulus-11	error	Identifier.value	CVR must pass the modulus 11 check : (( (substring(0,1).toInteger()*2)+ (substring(1,1).toInteger()*7)+ (substring(2,1).toInteger()*6)+ (substring(3,1).toInteger()*5)+ (substring(4,1).toInteger()*4)+ (substring(5,1).toInteger()*3)+ (substring(6,1).toInteger()*2)+ (substring(7,1).toInteger()*1)) mod(11)=0)

This structure is derived from Identifier

Summary

Mandatory: 2 elements
Fixed: 2 elements

Differential View

This structure is derived from Identifier

Name	Flags	Card.	Type	Description & Constraints
Identifier			Identifier
use		0..1	code	usual | official | temp | secondary | old (If known) Fixed Value: official
system		1..1	uri	The namespace for the identifier value Fixed Value: http://cvr.dk
value	C	1..1	string	The value that is unique CVR-length: CVR must be exactly 8 numeric characters long CVR-modulus-11: CVR must pass the modulus 11 check
Documentation for this format

Constraints

Id	Grade	Path(s)	Details	Requirements
CVR-length	error	Identifier.value	CVR must be exactly 8 numeric characters long : matches('^[0-9]{8}$')
CVR-modulus-11	error	Identifier.value	CVR must pass the modulus 11 check : (( (substring(0,1).toInteger()*2)+ (substring(1,1).toInteger()*7)+ (substring(2,1).toInteger()*6)+ (substring(3,1).toInteger()*5)+ (substring(4,1).toInteger()*4)+ (substring(5,1).toInteger()*3)+ (substring(6,1).toInteger()*2)+ (substring(7,1).toInteger()*1)) mod(11)=0)

Key Elements View

Name	Flags	Card.	Type	Description & Constraints
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 Fixed Value: official
system	Σ	1..1	uri	The namespace for the identifier value ele-1: All FHIR elements must have a @value or children Fixed Value: http://cvr.dk
value	ΣC	1..1	string	The value that is unique ele-1: All FHIR elements must have a @value or children CVR-length: CVR must be exactly 8 numeric characters long CVR-modulus-11: CVR must pass the modulus 11 check Example General: 123456
Documentation for this format

Terminology Bindings

Path	Conformance	ValueSet / Code	URI
Identifier.use	required	Fixed Value: official http://hl7.org/fhir/ValueSet/identifier-use|4.0.1 from the FHIR Standard

Constraints

Id	Grade	Path(s)	Details	Requirements
CVR-length	error	Identifier.value	CVR must be exactly 8 numeric characters long : matches('^[0-9]{8}$')
CVR-modulus-11	error	Identifier.value	CVR must pass the modulus 11 check : (( (substring(0,1).toInteger()*2)+ (substring(1,1).toInteger()*7)+ (substring(2,1).toInteger()*6)+ (substring(3,1).toInteger()*5)+ (substring(4,1).toInteger()*4)+ (substring(5,1).toInteger()*3)+ (substring(6,1).toInteger()*2)+ (substring(7,1).toInteger()*1)) mod(11)=0)

Snapshot View

Name	Flags	Card.	Type	Description & Constraints
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 . Fixed Value: official
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.
system	Σ	1..1	uri	The namespace for the identifier value Fixed Value: http://cvr.dk
value	ΣC	1..1	string	The value that is unique CVR-length: CVR must be exactly 8 numeric characters long CVR-modulus-11: CVR must pass the modulus 11 check 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)
Documentation for this format

Terminology Bindings

Path	Conformance	ValueSet / Code	URI
Identifier.use	required	Fixed Value: official http://hl7.org/fhir/ValueSet/identifier-use|4.0.1 from the FHIR Standard
Identifier.type	extensible	Identifier Type Codes http://hl7.org/fhir/ValueSet/identifier-type from the FHIR Standard

Constraints

Id	Grade	Path(s)	Details	Requirements
CVR-length	error	Identifier.value	CVR must be exactly 8 numeric characters long : matches('^[0-9]{8}$')
CVR-modulus-11	error	Identifier.value	CVR must pass the modulus 11 check : (( (substring(0,1).toInteger()*2)+ (substring(1,1).toInteger()*7)+ (substring(2,1).toInteger()*6)+ (substring(3,1).toInteger()*5)+ (substring(4,1).toInteger()*4)+ (substring(5,1).toInteger()*3)+ (substring(6,1).toInteger()*2)+ (substring(7,1).toInteger()*1)) mod(11)=0)

This structure is derived from Identifier

Summary

Mandatory: 2 elements
Fixed: 2 elements

Other representations of profile: CSV, Excel, Schematron