LOINCActiveObservation

LOINC Code 80431-0: Employer city

80431-0 is a LOINC code used to identify Employer city 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 Employer city. It is commonly used with the system or sample type ^Patient.

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 Employer city. It is commonly used with the system or sample type ^Patient.

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: ACTIVE
  • Order vs observation: Observation

What it does not mean

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

Key facts

  • Employer city
  • ADMIN; ADMIN.PATIENT; Location; Nominal; PH; Point in time; Public Health; PublicHealth; 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

Employer cityADMIN.PATIENTLocPt^PatientNomLocation

Frequently asked questions

Code details

Code80431-0
SystemLOINC
Display nameEmployer city
Short nameEmployer city
ComponentEmployer city
PropertyLoc
TimingPt
System (specimen)^Patient
ScaleNom
ClassADMIN.PATIENT
StatusACTIVE
Order/ObservationObservation

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.54
Last changed2.69

Part names

Employer cityLocPt^PatientNomLocationPoint 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 80431-0 | HealthAssure