LOINCActive

LOINC Code 52004-9: Ambulance transport, Rationale for wait time Set

52004-9 is a LOINC code used to identify Ambulance transport, Rationale for wait time Set 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 Rationale for wait time. It is commonly used with the system or sample type Ambulance transport.

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 Rationale for wait time. It is commonly used with the system or sample type Ambulance transport.

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
  • Panel type: Panel

What it does not mean

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

Key facts

  • Ambulance transport, Rationale for wait time Set
  • Rationale for wait time
  • ATTACH; ATTACH.AMB; Complex; Point in time; Random

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

Ambulance transport, Rationale for wait time SetRationale for wait timeATTACH.AMBCmplxPtAmbulance transportSet

Frequently asked questions

Code details

Code52004-9
SystemLOINC
Display nameAmbulance transport, Rationale for wait time Set
DescriptionRationale for wait time
ComponentRationale for wait time
PropertyCmplx
TimingPt
System (specimen)Ambulance transport
ScaleSet
ClassATTACH.AMB
StatusACTIVE

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.24
Last changed2.40

Part names

Rationale for wait timeCmplxPtAmbulance transportSetComplexPoint 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 52004-9 | HealthAssure