LOINCActiveObservation

LOINC Code 80398-1: Unique identifier Nom (Current sample) [ID]

80398-1 is a LOINC code used to identify Unique identifier Nom (Current sample) [ID] 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 Unique identifier. It is commonly used with the system or sample type Current sample.

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 Unique identifier. It is commonly used with the system or sample type Current sample.

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

  • Unique identifier for Current sample
  • Unique identifier
  • Ident; Identifier; Nominal; Point in time; Random; SPEC

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

Unique identifier Nom (Current sample) [ID]Unique identifier for Current sampleUnique ID Current sampleUnique identifierSPECUnique identifier, Current SampleID

Frequently asked questions

Code details

Code80398-1
SystemLOINC
Display nameUnique identifier Nom (Current sample) [ID]
DescriptionUnique identifier
Short nameUnique ID Current sample
ComponentUnique identifier
PropertyID
TimingPt
System (specimen)Current sample
ScaleNom
ClassSPEC
StatusACTIVE
Order/ObservationObservation

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.54
Last changed2.73

Consumer names

Unique identifier, Current Sample

Part names

Unique identifierIDPtCurrent sampleNomIdentifierPoint 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 80398-1 | HealthAssure