LOINCActiveBoth

LOINC Code 18594-2: Psychiatric service attachment

18594-2 is a LOINC code used to identify Psychiatric service attachment 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 Rehabilitation.psychiatric service attachment. It is commonly used with the system or sample type {Setting}.

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 Rehabilitation.psychiatric service attachment. It is commonly used with the system or sample type {Setting}.

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: Both
  • Method: {Role}

What it does not mean

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

Key facts

  • Psychiatric service attachment
  • Rehabilitation.psychiatric service attachment
  • DOC.MISC; Document; Finding; Findings; MISC; Point in time; Random; Rehab.psych therapy service

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

Psychiatric service attachmentRehab.psych therapy service DocRehabilitation.psychiatric service attachmentDOC.MISCFindPt{Setting}

Frequently asked questions

Code details

Code18594-2
SystemLOINC
Display namePsychiatric service attachment
DescriptionRehabilitation.psychiatric service attachment
Short nameRehab.psych therapy service Doc
ComponentRehabilitation.psychiatric service attachment
PropertyFind
TimingPt
System (specimen){Setting}
ScaleDoc
Method{Role}
ClassDOC.MISC
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released1.0l
Last changed2.73

Part names

Rehabilitation.psychiatric service attachmentFindPt{Setting}Doc{Role}FindingPoint in time (spot)Role-unspecified

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 18594-2 | HealthAssure