HL7 v2.5.1 Vocabulary
0.1.0 - ci-build

HL7 v2.5.1 Vocabulary, published by HL7/FO. This guide is not an authorized publication; it is the continuous build for version 0.1.0 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/frankoemig/hl7.v2.terminology.v251/ and changes regularly. See the Directory of published versions

## CodeSystem: Identifier Type (2.5.1 - 1.3.0) (Experimental)

Official URL: http://terminology.hl7.org/v2plusvocab/CodeSystem/identifierType | Version: 1.3.0
Active as of 2026-01-27 | Computable Name: IdentifierType
Other Identifiers: OID:2.16.840.1.113883.18.108
Copyright/Legal: HL7 Inc., 2026

HL7-defined code system of concepts specifying type of identifier. Used in HL7 Version 2.x messaging data types CX, PLN, PPN, XCN and XON.

This Code system is referenced in the content logical definition of the following value sets:

- Hl7VSidentifierType

Properties

This code system defines the following properties for its concepts

Name | Code | URI | Type | Description
versionIntroduced | versionIntroduced | http://terminology.hl7.org/v2plusvocab/CodeSystem/Property#versionIntroduced | string | version when was this code introduced
versionDeprecated | versionDeprecated | http://terminology.hl7.org/v2plusvocab/CodeSystem/Property#versionDeprecated | string | version when was this code deprecated
status | status | http://hl7.org/fhir/concept-properties#status | code | A code that indicates the status of the concept. Typical values are active, experimental, deprecated, and retired
comment | comment | http://terminology.hl7.org/v2plusvocab/CodeSystem/Property#comment | string | A string that provides additional detail pertinent to the use or understanding of the concept
usage | usage | http://terminology.hl7.org/v2plusvocab/CodeSystem/Property#usage | string | usage notes for this code
modified | modified | http://terminology.hl7.org/v2plusvocab/CodeSystem/Property#modified | dateTime | date of last modification
class | class | http://terminology.hl7.org/v2plusvocab/CodeSystem/Property#class | code | class

Concepts

This case-sensitive code system `http://terminology.hl7.org/v2plusvocab/CodeSystem/identifierType` defines the following codes:

Code | Display | Definition | versionIntroduced | Deutsch (German, de)
AM | American Express | American Express | 2.3 | American Express
AN | Account number | Account number | 2.3 | Kontonummer
ANC | Account number Creditor | Account number Creditor | 2.5 |
AND | Account number debitor | Account number debitor | 2.5 |
ANON | Anonymous identifier | Anonymous identifier | 2.5 |
ANT | Temporary Account Number | Temporary Account Number | 2.5 |
APRN | Advanced Practice Registered Nurse number | Advanced Practice Registered Nurse number | 2.5 |
BA | Bank Account Number | Bank Account Number | 2.4 |
BC | Bank Card Number | Bank Card Number | 2.5 |
BR | Birth registry number | Birth registry number | 2.3 | Geburtsregisternummer
BRN | Breed Registry Number | Breed Registry Number | 2.4 |
CC | Cost Center number | Cost Center number | 2.5 |
CY | County number | County number | 2.5 |
DDS | Dentist license number | Dentist license number | 2.5 |
DEA | Drug Enforcement Administration registration number | Drug Enforcement Administration registration number | 2.5 |
DFN | Drug Furnishing or prescriptive authority Number | Drug Furnishing or prescriptive authority Number | 2.5 |
DI | Diner's Club card | Diner's Club card | 2.3 | Diners Club
DL | Driver's license number | Driver's license number | 2.3 | Führerscheinnummer
DN | Doctor number | Doctor number | 2.3 | Arztnummer
DO | Osteopathic License number | Osteopathic License number | 2.5 |
DPM | Podiatrist license number | Podiatrist license number | 2.5 |
DR | Donor Registration Number | Donor Registration Number | 2.4 |
DS | Discover Card | Discover Card | 2.3 | Discover Card
EI | Employee number | Employee number | 2.3 | Arbeitnehmernummer
EN | Employer number | Employer number | 2.3 | Arbeitgebernummer
FI | Facility ID | Facility ID | 2.3.1 |
GI | Guarantor internal identifier | Guarantor internal identifier | 2.3 | interne ID des Zahlungspflichtigen
GL | General ledger number | General ledger number | 2.5 |
GN | Guarantor external identifier | Guarantor external identifier | 2.3 | externe ID des Zahlungspflichtigen
HC | Health Card Number | Health Card Number | 2.4 |
IND | Indigenous/Aboriginal | Indigenous/Aboriginal | 2.5 |
JHN | Jurisdictional health number (Canada) | Jurisdictional health number (Canada) | 2.4 |
LI | Labor and industries number | Labor and industries number | 2.5 |
LN | License number | License number | 2.3.1 |
LR | Local Registry ID | Local Registry ID | 2.3.1 |
MA | Patient Medicaid number | Patient Medicaid number | 2.3 | Armennummer
MB | Member Number | Member Number | 2.5 |
MC | Patient's Medicare number | Patient's Medicare number | 2.3 | Rentnernummer
MCD | Practitioner Medicaid number | Practitioner Medicaid number | 2.5 |
MCN | Microchip Number | Microchip Number | 2.4 |
MCR | Practitioner Medicare number | Practitioner Medicare number | 2.5 |
MD | Medical License number | Medical License number | 2.5 |
MI | Military ID number | Military ID number | 2.5 |
MR | Medical record number | Medical record number | 2.3 | Krankenaktennummer
MRT | Temporary Medical Record Number | Temporary Medical Record Number | 2.5 |
MS | MasterCard | MasterCard | 2.3 | MasterCard
NE | National employer identifier | National employer identifier | 2.3.1 |
NH | National Health Plan Identifier | National Health Plan Identifier | 2.3.1 |
NI | National unique individual identifier | National unique individual identifier | 2.3.1 |
NII | National Insurance Organization Identifier | National Insurance Organization Identifier | 2.5 | Institutskennzeichen der Krankenkasse
NIIP | National Insurance Payor Identifier (Payor) | National Insurance Payor Identifier (Payor) | 2.5 | Vertragskassennummer (VKNR)
NNxxx | National Person Identifier where the xxx is the ISO table 3166 3-character (alphabetic) country code | National Person Identifier where the xxx is the ISO table 3166 3-character (alphabetic) country code | 2.3.1 |
NP | Nurse practitioner number | Nurse practitioner number | 2.5 |
NPI | National provider identifier | National provider identifier | 2.3.1 |
OD | Optometrist license number | Optometrist license number | 2.5 |
PA | Physician Assistant number | Physician Assistant number | 2.5 | Assistenzarztnummer
PCN | Penitentiary/correctional institution Number | Penitentiary/correctional institution Number | 2.5 |
PE | Living Subject Enterprise Number | Living Subject Enterprise Number | 2.5 |
PEN | Pension Number | Pension Number | 2.4 |
PI | Patient internal identifier | Patient internal identifier | 2.3 | interne Patienten-ID
PN | Person number | Person number | 2.3.1 | Personen-ID
PNT | Temporary Living Subject Number | Temporary Living Subject Number | 2.5 |
PPN | Passport number | Passport number | 2.5 | Passnummer
PRC | Permanent Resident Card Number | Permanent Resident Card Number | 2.5 |
PRN | Provider number | Provider number | 2.3.1 |
PT | Patient external identifier | Patient external identifier | 2.3 | externe Patienten-ID
QA | QA number | QA number | 2.5 |
RI | Resource identifier | Resource identifier | 2.5 |
RN | Registered Nurse Number | Registered Nurse Number | 2.5 |
RPH | Pharmacist license number | Pharmacist license number | 2.5 |
RR | Railroad Retirement number | Railroad Retirement number | 2.3 | Seniorenkartennummer
RRI | Regional registry ID | Regional registry ID | 2.3.1 |
SL | State license | State license | 2.3.1 |
SN | Subscriber Number | Subscriber Number | 2.5 |
SR | State registry ID | State registry ID | 2.3.1 |
SS | Social Security number | Social Security number | 2.3 | Sozialversicherungsnummer
TAX | Tax ID number | Tax ID number | 2.5 | Steueridentifikationsnummer
TN | Treaty Number/ (Canada) | Treaty Number/ (Canada) | 2.5 |
U | Unspecified identifier | Unspecified identifier | 2.3.1 |
UPIN | Medicare/CMS (formerly HCFA)'s Universal Physician Identification numbers | Medicare/CMS (formerly HCFA)'s Universal Physician Identification numbers | 2.3.1 |
VN | Visit number | Visit number | 2.3 | Fallnummer
VS | VISA | VISA | 2.3 | VISA
WC | WIC identifier | WIC identifier | 2.3.1 |
WCN | Workers' Comp Number | Workers' Comp Number | 2.4 |
XX | Organization identifier | Organization identifier | 2.3 | Organisations-ID