LOINCActiveObservation

LOINC Code 11639-2: [#] Births.term

11639-2 is a LOINC code used to identify [#] Births.term 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 Births.term. It is commonly used with the system or sample type ^Patient.

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 Births.term. It is commonly used with the system or sample type ^Patient.

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
  • Method: Reported

What it does not mean

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

Key facts

[#] Births.term
Births.term
Total number of children whose birth occurred after the beginning of the first day (259th day) of the 38th week following onset of the last menstrual period. [SeeReference and Comments for ABORTIONS:NUM:PT:^PATIENT:QN:REPORTED].
Cnt; Count; Gyn; Gynecology; Number; OB; ObGyn; OBSTERICAL; OBSTERICAL.ULTRASOUND; Obstetrical; Obstetrics; Point in time; QNT; Quan; Quant; Quantitative; 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

[#] Births.termBirths.termOB.USNumPt^PatientQn

Frequently asked questions

Code details

Code11639-2
SystemLOINC
Display name[#] Births.term
DescriptionBirths.term
Short nameBirths.term
ComponentBirths.term
PropertyNum
TimingPt
System (specimen)^Patient
ScaleQn
MethodReported
ClassOB.US
Example units#
StatusACTIVE
Order/ObservationObservation

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released1.0j-a
Last changed2.73

Part names

Births.termNumPt^PatientQnReportedNumber (count)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 11639-2 | HealthAssure