LOINCActiveObservation

LOINC Code 74751-9: Collection time (U) [Date/time]

74751-9 is a LOINC code used to identify Collection time (U) [Date/time] 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 Collection time. It is commonly used with the system or sample type Urine.

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 Collection time. It is commonly used with the system or sample type Urine.

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

  • Collection time of Urine
  • Collection time
  • A random urine specimen collection time.
  • Coll; Collect; Collect Tme; Collected; Date and time; Point in time; QNT; Quan; Quant; Quantitative; Random; SPEC; Time stamp; Timestamp; UA; UR; Urn

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

Collection time (U) [Date/time]Collection time of UrineCollect Tme UrCollection timeSPECCollection time, UrineTmStp

Frequently asked questions

Code details

Code74751-9
SystemLOINC
Display nameCollection time (U) [Date/time]
DescriptionCollection time
Short nameCollect Tme Ur
ComponentCollection time
PropertyTmStp
TimingPt
System (specimen)Urine
ScaleQn
ClassSPEC
Example unitsClock time
StatusACTIVE
Order/ObservationObservation

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.48
Last changed2.73

Consumer names

Collection time, Urine

Part names

Collection timeTmStpPtUrineQnTime Stamp (Date and Time)Point 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 74751-9 | HealthAssure