LOINCActiveObservation

LOINC Code 85725-0: Duration in the U.S. of Mother

85725-0 is a LOINC code used to identify Duration in the U.S. of Mother 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 Duration in the U.S.. It is commonly used with the system or sample type ^Mother.

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 Duration in the U.S.. It is commonly used with the system or sample type ^Mother.

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

  • Duration in the U.S. of Mother
  • Duration in the U.S.
  • The length of time (e.g. years) the patient's mother has been in the United States.
  • Durat; H+P; H+P.HX; Mat; Maternal; Matnl; P prime; Point in time; QNT; Quan; Quant; Quantitative; Random; S prime

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

Duration in the U.S. of MotherDuration in the U.S. MotherDuration in the U.S.H&P.HXTimePt^Mother

Frequently asked questions

Code details

Code85725-0
SystemLOINC
Display nameDuration in the U.S. of Mother
DescriptionDuration in the U.S.
Short nameDuration in the U.S. Mother
ComponentDuration in the U.S.
PropertyTime
TimingPt
System (specimen)^Mother
ScaleQn
ClassH&P.HX
Example unitsyears
StatusACTIVE
Order/ObservationObservation

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.61
Last changed2.61

Part names

Duration in the U.S.TimePt^MotherQnTime (e.g. seconds)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.