HL7 FHIR Implementation Guide: DK Core, published by HL7 Denmark. This guide is not an authorized publication; it is the continuous build for version 1.0.0 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	C	0..*	Identifier	An identifier intended for computation ident-1: Identifier with no value has limited utility. If communicating that an identifier value has been suppressed or missing, the value element SHOULD be present with an extension indicating the missing semantic - e.g. data-absent-reason
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
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
Documentation for this format

Terminology Bindings

Path	Conformance	ValueSet / Code	URI
Identifier.use	required	Fixed Value: official http://hl7.org/fhir/ValueSet/identifier-use|5.0.0 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	C	0..*	Identifier	An identifier intended for computation ident-1: Identifier with no value has limited utility. If communicating that an identifier value has been suppressed or missing, the value element SHOULD be present with an extension indicating the missing semantic - e.g. data-absent-reason
id		0..1	id	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: IdentifierTypeCodes (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|5.0.0 from the FHIR Standard
Identifier.type	extensible	IdentifierTypeCodes 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	C	0..*	Identifier	An identifier intended for computation ident-1: Identifier with no value has limited utility. If communicating that an identifier value has been suppressed or missing, the value element SHOULD be present with an extension indicating the missing semantic - e.g. data-absent-reason
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
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
Documentation for this format

Terminology Bindings

Path	Conformance	ValueSet / Code	URI
Identifier.use	required	Fixed Value: official http://hl7.org/fhir/ValueSet/identifier-use|5.0.0 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	C	0..*	Identifier	An identifier intended for computation ident-1: Identifier with no value has limited utility. If communicating that an identifier value has been suppressed or missing, the value element SHOULD be present with an extension indicating the missing semantic - e.g. data-absent-reason
id		0..1	id	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: IdentifierTypeCodes (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|5.0.0 from the FHIR Standard
Identifier.type	extensible	IdentifierTypeCodes 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