LOINCActive

LOINC Code 38887-6: Person present --at time of event

38887-6 is a LOINC code used to identify Person present --at time of event 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 Person present^at time of {event}. It is commonly used with the system or sample type {Event}.

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 Person present^at time of {event}. It is commonly used with the system or sample type {Event}.

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

What it does not mean

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

Key facts

  • Person present --at time of event
  • Person present^at time of {event}
  • This would include both hospital staff and visitors.
  • at time of event; Nominal; Persons; Point in time; Random; RESP.ATOM; RESPIRATORY; Typ

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

Person present --at time of eventPerson Present at time of eventPerson present^at time of {event}RESP.ATOMTypePt{Event}

Frequently asked questions

Code details

Code38887-6
SystemLOINC
Display namePerson present --at time of event
DescriptionPerson present^at time of {event}
Short namePerson Present at time of event
ComponentPerson present^at time of {event}
PropertyType
TimingPt
System (specimen){Event}
ScaleNom
ClassRESP.ATOM
StatusACTIVE

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.15
Last changed2.29

Part names

Person present^at time of {event}TypePt{Event}NomPoint 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 38887-6 | HealthAssure