LOINCActiveObservation

LOINC Code 54632-5: Acute onset mental status change [CAM.CMS]

54632-5 is a LOINC code used to identify Acute onset mental status change [CAM.CMS] 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 Acute onset mental status change. 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 Acute onset mental status change. 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: CAM.CMS

What it does not mean

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

Key facts

  • Acute onset mental status change [CAM.CMS]
  • Acute onset mental status change
  • Exchange; Finding; Findings; Ordinal; Point in time; QL; Qual; Qualitative; Random; Replace; Screen; Survey

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

Acute onset mental status change [CAM.CMS]Acute onset mental status changeSURVEY.CMSFindPt^PatientOrd

Frequently asked questions

Code details

Code54632-5
SystemLOINC
Display nameAcute onset mental status change [CAM.CMS]
DescriptionAcute onset mental status change
ComponentAcute onset mental status change
PropertyFind
TimingPt
System (specimen)^Patient
ScaleOrd
MethodCAM.CMS
ClassSURVEY.CMS
StatusACTIVE
Order/ObservationObservation

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.27
Last changed2.67

Part names

Acute onset mental status changeFindPt^PatientOrdCAM.CMSFindingPoint in time (spot)Confusion Assessment Method for CMS Assessment

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 54632-5 | HealthAssure