LOINCActive

LOINC Code 54124-3: Birth date Family member

54124-3 is a LOINC code used to identify Birth date Family member 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 Birth date. It is commonly used with the system or sample type ^Family member.

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 Birth date. It is commonly used with the system or sample type ^Family member.

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

  • Birth date Family member
  • Birth date
  • Birthdate; Date of birth; DOB; Fam Mem; Point in time; QNT; Quan; Quant; Quantitative; Random; Survey; SURVEY.USSGFHT

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

Birth date Family memberBirth dateSURVEY.USSGFHTDatePt^Family memberQn

Frequently asked questions

Code details

Code54124-3
SystemLOINC
Display nameBirth date Family member
DescriptionBirth date
ComponentBirth date
PropertyDate
TimingPt
System (specimen)^Family member
ScaleQn
ClassSURVEY.USSGFHT
Example unitsMMDDYY
StatusACTIVE

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.26
Last changed2.50

Part names

Birth dateDatePt^Family memberQnPoint 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 54124-3 | HealthAssure