| Code | Display | Definition |
| AC |
Accreditation/Certification Identifier |
Identifier that has been assigned by an accreditation or certification organization in specific fields, indicating a recognized skill |
| ACSN |
Accession ID |
Accession Identifier |
| AIN |
Animal Identification Number (US Official) |
A numbering system for the official identification of individual animals in the United States that provides a nationally unique identification number for each animal. The first two numbers on a tag are the numbers assigned to a specific State. |
| AM |
American Express |
American Express |
| AMA |
American Medical Association Number |
A physician identifier assigned by the AMA. |
| AN |
Account number |
Account An identifier that is unique to an account. |
| ANC |
Account number Creditor |
A more precise definition of an account number |
| AND |
Account number debitor |
A more precise definition of an account number |
| ANON |
Anonymous identifier |
An identifier for a living subject whose real identity is protected or suppressed |
| ANT |
Temporary Account Number |
Temporary version of an Account Number |
| APRN |
Advanced Practice Registered Nurse number |
An identifier that is unique to an advanced practice registered nurse within the jurisdiction of a certifying board |
| ASID |
Ancestor Specimen ID |
A unique identifier for the ancestor specimen. |
| BA |
Bank Account Number |
Bank Account Number |
| BC |
Bank Card Number |
An identifier that is unique to a person's bank card |
| BCFN |
Birth Certificate File Number |
The identifier used within the jurisdictional vital records office file system as an auxiliary means of accessing the record associated with the birth certificate. |
| BCT |
Birth Certificate |
A number associated with a document identifying the event of a person's birth |
| BR |
Birth registry number |
An identifier unique within the Assigning Authority that is the official legal record of a person's birth. |
| BRN |
Breed Registry Number |
Breed Registry Number |
| BSNR |
Primary physician office number |
Primary physician office number |
| CAAI |
Consumer Application Account Identifier |
An identifier for the consumer (e.g., patient, caregiver) for an application such as a portal or App. |
| CC |
Cost Center number |
Cost Center number |
| CONM |
Change of Name Document |
A number associated with a document identifying a person's legal change of name. |
| CY |
County number |
County number |
| CZ |
Citizenship Card |
A number assigned by a person's country of residence to identify a person's citizenship. |
| DC |
Death Certificate ID |
The identifier assigned to a death certificate, and printed on the death certificate when issued by a jurisdictional vital records office |
| DCFN |
Death Certificate File Number |
The identifier used within the jurisdictional vital records office file system as an auxiliary means of accessing the record associated with the death certificate. |
| DDS |
Dentist license number |
An identifier that is unique to a dentist within the jurisdiction of the licensing board |
| DEA |
Drug Enforcement Administration registration number |
An identifier for an individual or organization relative to controlled substance regulation and transactions. |
| DFN |
Drug Furnishing or prescriptive authority Number |
An identifier issued to a health care provider authorizing the person to write drug orders |
| DI |
Diner's Club card |
Diner's Club card |
| DL |
Driver's license number |
Driver's license number |
| DN |
Doctor number |
Doctor number |
| DO |
Osteopathic License number |
An identifier that is unique to an osteopath within the jurisdiction of a licensing board. |
| DP |
Diplomatic Passport |
A number assigned to a diplomatic passport. |
| DPM |
Podiatrist license number |
An identifier that is unique to a podiatrist within the jurisdiction of the licensing board. |
| DR |
Donor Registration Number |
Donor Registration Number |
| DS |
Discover Card |
Discover Card |
| DSG |
Diagnostic Study Group |
Unique Identifier that groups several orders that are to be performed together. |
| EI |
Employee number |
A number that uniquely identifies an employee to an employer. |
| EN |
Employer number |
Employer number |
| ESN |
Staff Enterprise Number |
An identifier that is unique to a staff member within an enterprise (as identified by the Assigning Authority). |
| FDR |
Fetal Death Report ID |
The identifier assigned to a fetal death report, and printed on the fetal death report when issued by a jurisdictional vital records office |
| FDRFN |
Fetal Death Report File Number |
The identifier used within the jurisdictional vital records office file system as an auxiliary means of accessing the record associated with the fetal death report certificate. |
| FGN |
Filler Group Number |
Unique identifier assigned to a group of orders by the filler application. |
| FI |
Facility ID |
Facility ID |
| FILL |
Filler Identifier |
An identifier for a request where the identifier is issued by the person, or service, that produces the observations or fulfills the request. |
| GI |
Guarantor internal identifier |
Guarantor internal identifier |
| GIN |
Animal Group Identifier (US Official) |
Identifier that can be used to unambiguously describe a specific group of animals. |
| GL |
General ledger number |
General ledger number |
| GN |
Guarantor external identifier |
Guarantor external identifier |
| HC |
Health Card Number |
Health Card Number |
| IND |
Indigenous/Aboriginal |
A number assigned to a member of an indigenous or aboriginal group outside of Canada. |
| JHN |
Jurisdictional health number |
Jurisdictional health number |
| LACSN |
Laboratory Accession ID |
A laboratory accession id is used in the laboratory domain. |
| LANR |
Lifelong physician number |
Lifelong physician number |
| LI |
Labor and industries number |
Labor and industries number |
| L&I |
Labor and industries number |
Labor and industries number. Note that this was introduced erroneously (with an ampersand in the code value) many years ago. |
| LN |
License number |
License number |
| LR |
Local Registry ID |
Local Registry ID |
| MA |
Patient Medicaid number |
Patient Medicaid number |
| MB |
Member Number |
An identifier for the insured of an insurance policy (this insured always has a subscriber), usually assigned by the insurance carrier. |
| MC |
Patient's Medicare number |
Patient's Medicare number |
| MCD |
Practitioner Medicaid number |
Practitioner Medicaid number |
| MCN |
Microchip Number |
Microchip Number |
| MCR |
Practitioner Medicare number |
Practitioner Medicare number |
| MCT |
Marriage Certificate |
A number associated with a document identifying the event of a person's marriage. |
| MD |
Medical License number |
An identifier that is unique to a medical doctor within the jurisdiction of a licensing board. |
| MI |
Military ID number |
A number assigned to an individual who has had military duty, but is not currently on active duty. The number is assigned by the DOD or Veterans' Affairs (VA). |
| MR |
Medical record number |
An identifier that is unique to a patient within a set of medical records, not necessarily unique within an application. |
| MRT |
Temporary Medical Record Number |
Temporary version of a Medical Record Number |
| MS |
MasterCard |
MasterCard |
| NBSNR |
Secondary physician office number |
Secondary physician office number |
| NCT |
Naturalization Certificate |
A number associated with a document identifying a person's retention of citizenship in a particular country. |
| NE |
National employer identifier |
National employer identifier |
| NH |
National Health Plan Identifier |
National Health Plan Identifier |
| NI |
National unique individual identifier |
National unique individual identifier |
| NII |
National Insurance Organization Identifier |
National Insurance Organization Identifier |
| NIIP |
National Insurance Payor Identifier (Payor) |
National Insurance Payor Identifier (Payor) |
| 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 |
| NP |
Nurse practitioner number |
An identifier that is unique to a nurse practitioner within the jurisdiction of a certifying board. |
| NPI |
National provider identifier |
National provider identifier |
| OBI |
Observation Instance Identifier |
Unique and persistent identifier for an observation instance |
| OD |
Optometrist license number |
A number that is unique to an individual optometrist within the jurisdiction of the licensing board. |
| PA |
Physician Assistant number |
An identifier that is unique to a physician assistant within the jurisdiction of a licensing board |
| PC |
Parole Card |
A number identifying a person on parole. |
| PCN |
Penitentiary/correctional institution Number |
A number assigned to individual who is incarcerated. |
| PE |
Living Subject Enterprise Number |
An identifier that is unique to a living subject within an enterprise (as identified by the Assigning Authority). |
| PEN |
Pension Number |
Pension Number |
| PGN |
Placer Group Number |
Unique identifier assigned to a group of orders by the placer application. |
| PHC |
Public Health Case Identifier |
Identifier assigned to a person during a case investigation as part of a public health event |
| PHE |
Public Health Event Identifier |
Identifier assigned to an event of interest to public health |
| PHO |
Public Health Official ID |
An identifier for a person working at a public health agency (PHA), assigned or issued by the agency |
| PI |
Patient internal identifier |
A number that is unique to a patient within an Assigning Authority. |
| PIN |
Premises Identifier Number (US Official) |
Identifier that uniquely identifies a geographic location in the US. |
| PLAC |
Placer Identifier |
An identifier for a request where the identifier is issued by the person or service making the request. |
| PN |
Person number |
A number that is unique to a living subject within an Assigning Authority. |
| PNT |
Temporary Living Subject Number |
Temporary version of a Living Subject Number. |
| PPIN |
Medicare/CMS Performing Provider Identification Number |
Medicare/CMS Performing Provider Identification Number |
| PPN |
Passport number |
A unique number assigned to the document affirming that a person is a citizen of the country. |
| PRC |
Permanent Resident Card Number |
Permanent Resident Card Number |
| PRN |
Provider number |
A number that is unique to an individual provider, a provider group or an organization within an Assigning Authority. |
| PT |
Patient external identifier |
Patient external identifier |
| QA |
QA number |
QA number |
| RI |
Resource identifier |
A generalized resource identifier. |
| RN |
Registered Nurse Number |
An identifier that is unique to a registered nurse within the jurisdiction of the licensing board. |
| RPH |
Pharmacist license number |
An identifier that is unique to a pharmacist within the jurisdiction of the licensing board. |
| RR |
Railroad Retirement number |
An identifier for an individual enrolled with the Railroad Retirement Administration. Analogous to, but distinct from, a Social Security Number |
| RRI |
Regional registry ID |
Regional registry ID |
| RRP |
Railroad Retirement Provider |
Railroad Retirement Provider |
| SAMN |
SAMN# accession Number |
The accession number for the BioSample data repository at the National Center for Biotechnology Information (NCBI) |
| SB |
Social Beneficiary Identifier |
An identifier issued by a governmental organization to a person to identify the person should they apply for or receive social services and/or benefits |
| SID |
Specimen ID |
Identifier for a specimen. |
| SL |
State license |
State license |
| SN |
Subscriber Number |
An identifier for a subscriber of an insurance policy which is unique for, and usually assigned by, the insurance carrier. |
| SNBSN |
State assigned NDBS card Identifier |
The identifier on a Newborn Screening Dried Bloodspot (NDBS) card that is assigned by the state which provided the sample collection cards and to whom this information must be reported |
| SNO |
Serial Number |
An identifier affixed to an item by the manufacturer when it is first made, where each item has a different identifier. |
| SP |
Study Permit |
A number associated with a permit identifying a person who is a resident of a jurisdiction for the purpose of education. |
| SR |
State registry ID |
State registry ID |
| SRX |
SRA Accession number |
The accession number generated by the Sequence Read Archive (SRA) at the National Center for Biotechnology Information (NCBI) when sequence data are uploaded to NCBI. |
| SS |
Social Security number |
Social Security number |
| STN |
Shipment Tracking Number |
Identifier assigned to a package being shipped |
| TAX |
Tax ID number |
Tax ID number |
| TN |
Treaty Number/ (Canada) |
A number assigned to a member of an indigenous group in Canada. |
| TPR |
Temporary Permanent Resident (Canada) |
A number associated with a document identifying a person's temporary permanent resident status. |
| TRL |
Training License Number |
The license number used during training. |
| U |
Unspecified identifier |
Unspecified identifier |
| UDI |
Universal Device Identifier |
An identifier assigned to a device using the Unique Device Identification framework as defined by IMDRF (http://imdrf.org). |
| UPIN |
Medicare/CMS (formerly HCFA)'s Universal Physician Identification numbers |
An identifier for a provider within the CMS/Medicare program. A globally unique identifier for the provider in the Medicare program. |
| USID |
Unique Specimen ID |
A unique identifier for a specimen. |
| VN |
Visit number |
Visit number |
| VP |
Visitor Permit |
A number associated with a document identifying a person as a visitor of a jurisdiction or country. |
| VS |
VISA |
VISA |
| WC |
WIC identifier |
WIC identifier |
| WCN |
Workers' Comp Number |
Workers' Comp Number |
| WP |
Work Permit |
A number associated with a permit for a person who is granted permission to work in a country for a specified time period. |
| XV |
Health Plan Identifier |
National unique health plan identifier required by the US Department of Health and Human Services, Centers for Medicare and Medicaid Services (CMS) in the US Realm. |
| XX |
Organization identifier |
Organization identifier |