LOINCActiveObservation

LOINC Code 74205-6: Alcohol use [NTDS]

74205-6 is a LOINC code used to identify Alcohol use [NTDS] 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 Alcohol use. 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 Alcohol use. 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
  • Method: NTDS

What it does not mean

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

Key facts

  • Alcohol use [NTDS]
  • Alcohol use
  • Use of alcohol by the patient as defined by the American College of Surgeon's National Trauma Data Standard (NTDS). Blood alcohol concentration (BAC) may be documented at any facility (or setting) treating the patient for a given trauma event. "Trace levels" is defined as any alcohol level below the legal limit, but not zero. "Beyond legal limit" is defined as a blood alcohol concentration above the legal limit for the state in which the treating institution is located.
  • [NTDS]; Alc; alcoholic; Finding; Findings; Nominal; Point in time; Random; TRAUMA

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

Alcohol use [NTDS]Alcohol useTRAUMAFindPt^PatientNom

Frequently asked questions

Code details

Code74205-6
SystemLOINC
Display nameAlcohol use [NTDS]
DescriptionAlcohol use
Short nameAlcohol use [NTDS]
ComponentAlcohol use
PropertyFind
TimingPt
System (specimen)^Patient
ScaleNom
MethodNTDS
ClassTRAUMA
StatusACTIVE
Order/ObservationObservation

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.46
Last changed2.46

Part names

Alcohol useFindPt^PatientNomNTDSFindingPoint 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 74205-6 | HealthAssure