What does this LOINC code represent?

This LOINC code identifies a lab observation, measurement, question, or clinical concept in a standardized format.

Is this enough to understand my test result?

No. The code identifies the test or observation, but the interpretation depends on the actual result, reference range, and clinical context.

LOINC

LOINC Code 18641-1: Deprecated Psychiatric rehabilitation treatment plan, End date

Name: LOINC Code 18641-1: Deprecated Psychiatric rehabilitation treatment plan, End date
Creator: HealthAssure Clinical Team
Published: 2026-05-21T11:17:27.591Z

18641-1 is a LOINC code used to identify Deprecated Psychiatric rehabilitation treatment plan, End date 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 Date.end. It is commonly used with the system or sample type Psychiatric rehabilitation treatment plan.

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 Date.end. It is commonly used with the system or sample type Psychiatric rehabilitation treatment plan.

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: DEPRECATED

What it does not mean

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

Key facts

Deprecated Psychiatric rehabilitation treatment plan, End date
Date.end
ATTACH; ATTACH.REHAB; ATTACH.REHAB.PSYCH; Date end; Mental health; MentalHealth; Point in time; Psych; Psychiatric rehabilitation Tx; Psychiatric rehabilitation Tx plan; Psychiatry; QNT; Quan; Quant; Quantitative; Random; Rehabilitation Tx Plan; RehabTx; Tx; Tx Plan

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

Deprecated Psychiatric rehabilitation treatment plan, End dateDeprecatedDate.endATTACH.REHAB.PSYCHDatePtPsychiatric rehabilitation treatment plan

Frequently asked questions

Code details

Code18641-1

SystemLOINC

Display nameDeprecated Psychiatric rehabilitation treatment plan, End date

DescriptionDate.end

Short nameDeprecated

ComponentDate.end

PropertyDate

TimingPt

System (specimen)Psychiatric rehabilitation treatment plan

ScaleQn

ClassATTACH.REHAB.PSYCH

Example unitsMMDDYY

StatusDEPRECATED

Flags

BillableNo

Valid clinical useNo

Source

SourceLOINC

Version2.82

Releasemain

First released1.0l

Last changed2.66

Part names

Date.endDatePtPsychiatric rehabilitation treatment planQnPoint 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.