FHIR IG analytics| Package | hl7.v2.uv.terminology.v23 |
| Resource Type | CodeSystem |
| Id | CodeSystem-universalIdType.json |
| FHIR Version | R4 |
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FHIR
FHIRsmithhttp://terminology.hl7.org/v2plusvocab/CodeSystem/universalIdType{
"resourceType": "CodeSystem",
"id": "universalIdType",
"text": {
"status": "generated",
"div": "<!-- snip (see above) -->"
},
"extension": [
{
"url": "http://terminology.hl7.org/v2plusvocab/StructureDefinition/codesystem-v2versionCreated",
"valueString": "2.3"
},
{
"url": "http://terminology.hl7.org/v2plusvocab/StructureDefinition/codesystem-versionHistory",
"valueString": "generate correct history somehow"
},
{
"url": "http://terminology.hl7.org/v2plusvocab/StructureDefinition/codesystem-tableNo",
"valueString": "0301"
}
],
"url": "http://terminology.hl7.org/v2plusvocab/CodeSystem/universalIdType",
"identifier": [
{
"system": "urn:ietf:rfc:3986",
"value": "urn:oid:2.16.840.1.113883.18.186"
}
],
"version": "1.0.0",
"name": "UniversalIdType",
"title": "Universal ID Type (2.3 - 1.0.0)",
"status": "active",
"experimental": true,
"date": "2026-01-27T19:17:20+00:00",
"publisher": "HL7/FO",
"contact": [
{
"name": "HL7/FO",
"telecom": [
{
"system": "url",
"value": "http://www.hl7.org"
}
]
}
],
"description": "HL7-defined code system of types of UID (Universal Identifiers). Used in HL7 Version 2.x messaging HD and EI datatypes.",
"copyright": "HL7 Inc., 2026",
"caseSensitive": true,
"compositional": false,
"content": "complete",
"property": [
{
"code": "versionIntroduced",
"uri": "http://terminology.hl7.org/v2plusvocab/CodeSystem/Property#versionIntroduced",
"description": "version when was this code introduced",
"type": "string"
},
{
"code": "versionDeprecated",
"uri": "http://terminology.hl7.org/v2plusvocab/CodeSystem/Property#versionDeprecated",
"description": "version when was this code deprecated",
"type": "string"
},
{
"code": "status",
"uri": "http://hl7.org/fhir/concept-properties#status",
"description": "A code that indicates the status of the concept. Typical values are active, experimental, deprecated, and retired",
"type": "code"
},
{
"code": "comment",
"uri": "http://terminology.hl7.org/v2plusvocab/CodeSystem/Property#comment",
"description": "A string that provides additional detail pertinent to the use or understanding of the concept",
"type": "string"
},
{
"code": "usage",
"uri": "http://terminology.hl7.org/v2plusvocab/CodeSystem/Property#usage",
"description": "usage notes for this code",
"type": "string"
},
{
"code": "modified",
"uri": "http://terminology.hl7.org/v2plusvocab/CodeSystem/Property#modified",
"description": "date of last modification",
"type": "dateTime"
}
],
"concept": [
{
"code": "DNS",
"display": "Domain Name System",
"definition": "An Internet dotted name. Either in ASCII or as integers",
"property": [
{
"code": "comment",
"valueString": "An Internet host name, in accordance with RFC 1035; or an IP address. Either in ASCII or as integers, with periods between components (“dotted” notation)."
},
{
"code": "versionIntroduced",
"valueString": "2.3"
}
]
},
{
"code": "GUID",
"display": "globally unique identifier",
"definition": "Same as UUID.",
"property": [
{
"code": "comment",
"valueString": "Same as UUID.Retained for backward compatibility only as of v2.7; use UUID instead"
},
{
"code": "versionIntroduced",
"valueString": "2.3"
}
]
},
{
"code": "HCD",
"display": "CEN Healthcare Coding Identifier",
"definition": "The CEN Healthcare Coding Scheme Designator. (Identifiers used in DICOM follow this assignment scheme.)",
"property": [
{
"code": "comment",
"valueString": "The CEN Healthcare Coding Scheme Designator. Retained for backward compatibility only as of v2.7; does not identify Assigning Authorities"
},
{
"code": "versionIntroduced",
"valueString": "2.3"
}
]
},
{
"code": "HL7",
"display": "HL7 registration schemes",
"definition": "Reserved for future HL7 registration schemes",
"property": [
{
"code": "comment",
"valueString": "Retained for backward compatibility only as of v2.7; HL7 assigns ISO OIDs for Assigning Authorities"
},
{
"code": "versionIntroduced",
"valueString": "2.3"
}
]
},
{
"code": "ISO",
"display": "ISO Object Identifier",
"definition": "An International Standards Organization Object Identifier",
"property": [
{
"code": "comment",
"valueString": "An International Standards Organization Object Identifier (OID), in accordance with ISO/IEC 8824. Formatted as decimal digits separated by periods; recommended limit of 64 characters"
},
{
"code": "versionIntroduced",
"valueString": "2.3"
}
]
},
{
"code": "L",
"display": "Local",
"definition": "These are reserved for locally defined coding schemes.",
"property": [
{
"code": "comment",
"valueString": "Locally defined coding entity identifier.Retained for backward compatibility only as of v 2.8"
},
{
"code": "versionIntroduced",
"valueString": "2.3"
}
]
},
{
"code": "M",
"display": "Local",
"definition": "These are reserved for locally defined coding schemes.",
"property": [
{
"code": "comment",
"valueString": "Locally defined coding entity identifier.Retained for backward compatibility only as of v 2.8"
},
{
"code": "versionIntroduced",
"valueString": "2.3"
}
]
},
{
"code": "N",
"display": "Local",
"definition": "These are reserved for locally defined coding schemes.",
"property": [
{
"code": "comment",
"valueString": "Locally defined coding entity identifier.Retained for backward compatibility only as of v 2.8"
},
{
"code": "versionIntroduced",
"valueString": "2.3"
}
]
},
{
"code": "Random",
"display": "Random",
"definition": "Usually a base64 encoded string of random bits.",
"property": [
{
"code": "comment",
"valueString": "Usually a base64 encoded string of random bits.Retained for backward compatibility only as of v2.7; equivalent to a locally defined entity identifier scheme; use L. M, or N instead. Note: Random IDs are typically used for instance identifiers, rather than an identifier of an Assigning Authority that issues instance identifiers"
},
{
"code": "usage",
"valueString": "The uniqueness depends on the length of the bits. Mail systems often generate ASCII string \"unique names,\" from a combination of random bits and system names. Obviously, such identifiers will not be constrained to the base64 character set."
},
{
"code": "versionIntroduced",
"valueString": "2.3"
}
]
},
{
"code": "UUID",
"display": "Universal Unique Identifier",
"definition": "The DCE Universal Unique Identifier",
"property": [
{
"code": "comment",
"valueString": "The DCE Universal Unique Identifier, in accordance with RFC 4122. Recommended format is 32 hexadecimal digits separated by hyphens, in the digit grouping 8-4-4-4-12"
},
{
"code": "versionIntroduced",
"valueString": "2.3"
}
]
},
{
"code": "x400",
"display": "X.400 MHS identifier",
"definition": "An X.400 MHS format identifier",
"property": [
{
"code": "comment",
"valueString": "Recommended format is in accordance with RFC 1649"
},
{
"code": "versionIntroduced",
"valueString": "2.3"
}
]
},
{
"code": "x500",
"display": "X500 directory Name",
"definition": "An X.500 directory name",
"property": [
{
"code": "versionIntroduced",
"valueString": "2.3"
}
]
}
]
}