LOINCObservation

LOINC Code 71749-6: Personnel unique identifier

71749-6 is a LOINC code used to identify Personnel unique identifier in laboratory and clinical observation data. You may see this code in lab systems, lab reports, EHR exports, interoperability feeds, or other structured clinical data exchanges. LOINC codes identify tests, measurements, observations, survey items, and clinical questions in a standardized way. It is associated with the component Personnel unique identifier. It is commonly used with the system or sample type Personnel.

Reviewed by HealthAssure Clinical TeamUpdated 21 May 2026

What is this code?

LOINC codes identify tests, measurements, observations, survey items, and clinical questions in a standardized way. It is associated with the component Personnel unique identifier. It is commonly used with the system or sample type Personnel.

When is it used?

  • Used in lab systems, EHRs, and clinical data exchange.
  • May identify a test, observation, survey item, or clinical document request rather than a diagnosis.
  • Status: TRIAL
  • Order vs observation: Observation

What it does not mean

  • The code identifies the observation or test, not the actual result.

Key facts

  • Personnel unique identifier
  • Indicates the unique identifier for a personnel.
  • ADMIN; Ident; Identifier; Intradermal; Nominal; Point in time; Random

Where you may see this code

You may see this code in lab systems, lab reports, EHR exports, interoperability feeds, or other structured clinical data exchanges.

Common synonyms

Personnel unique identifierPersonnel unique IDADMIN.IDIDPtPersonnelNom

Frequently asked questions

Code details

Code71749-6
SystemLOINC
Display namePersonnel unique identifier
Short namePersonnel unique ID
ComponentPersonnel unique identifier
PropertyID
TimingPt
System (specimen)Personnel
ScaleNom
ClassADMIN.ID
StatusTRIAL
Order/ObservationObservation

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.40
Last changed2.67

Part names

Personnel unique identifierIDPtPersonnelNomIdentifierPoint in time (spot)

About this content

This page is prepared by HealthAssure's clinical team using official coding standards from LOINC. AI tools assist with drafting explanations, which are then reviewed and verified by healthcare professionals for accuracy. This content is for informational purposes and does not replace professional medical advice. Meet our team.

LOINC Code 71749-6 | HealthAssure