LOINCActiveObservation

LOINC Code 91574-4: Four or more drinks in 2 hours or less in 12 months

91574-4 is a LOINC code used to identify Four or more drinks in 2 hours or less in 12 months 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 Four or more drinks in 2H or less. 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 Four or more drinks in 2H or less. 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

  • Four or more drinks in 2 hours or less in 12 months
  • Four or more drinks in 2H or less
  • 1 year; 120 min; 120 minutes; 120min; 12Mos; 2 hours; Finding; Findings; GE 4 drinks in LE 2H; H+P; H+P.HX; Ordinal; P prime; QL; Qual; Qualitative; Screen

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

Four or more drinks in 2 hours or less in 12 monthsGE 4 drinks in LE 2H 12MoFour or more drinks in 2H or lessH&P.HXFind12Mo^Patient

Frequently asked questions

Code details

Code91574-4
SystemLOINC
Display nameFour or more drinks in 2 hours or less in 12 months
DescriptionFour or more drinks in 2H or less
Short nameGE 4 drinks in LE 2H 12Mo
ComponentFour or more drinks in 2H or less
PropertyFind
Timing12Mo
System (specimen)^Patient
ScaleOrd
ClassH&P.HX
StatusACTIVE
Order/ObservationObservation

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.66
Last changed2.66

Part names

Four or more drinks in 2H or lessFind12Mo^PatientOrdFour or more drinks in 2 hours or lessFinding12 months

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 91574-4 | HealthAssure