LOINCActiveObservation

LOINC Code 81744-5: Submitter's laboratory test method Nom (Spec)

81744-5 is a LOINC code used to identify Submitter's laboratory test method Nom (Spec) 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 Submitter's laboratory test method. It is commonly used with the system or sample type Specimen.

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 Submitter's laboratory test method. It is commonly used with the system or sample type Specimen.

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
  • Method: *

What it does not mean

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

Key facts

  • Submitter's laboratory test method [Type] in Specimen
  • Submitter's laboratory test method
  • For public health microbiology testing, this is an ask-at-order entry question to determine if the previous laboratory results were from a culture independent diagnostic test.
  • AOEObservation; Meth; Method of; Microbiology; Nominal; PH; Point in time; Public Health; PublicHealth; Random; S prime; Spec; Submitter's lab test method; Test mthd; Typ

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

Submitter's laboratory test method Nom (Spec)Submitter's laboratory test method [Type] in SpecimenSubmitter's lab test method SpecSubmitter's laboratory test methodMICROSubmitter's laboratory test method, SpecimenType

Frequently asked questions

Code details

Code81744-5
SystemLOINC
Display nameSubmitter's laboratory test method Nom (Spec)
DescriptionSubmitter's laboratory test method
Short nameSubmitter's lab test method Spec
ComponentSubmitter's laboratory test method
PropertyType
TimingPt
System (specimen)Specimen
ScaleNom
Method*
ClassMICRO
StatusACTIVE
Order/ObservationObservation

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.56
Last changed2.58

Consumer names

Submitter's laboratory test method, Specimen

Part names

Submitter's laboratory test methodTypePtSpecimenNom*Point 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 81744-5 | HealthAssure