LOINCActiveObservation

LOINC Code 73980-5: Visit duration

73980-5 is a LOINC code used to identify Visit duration 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 Visit duration. 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 Visit duration. 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

What it does not mean

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

Key facts

  • Visit duration
  • The amount of time a physician or health care provider spends with the patient and/or their family. The time may include face-to-face visit in the office (or other outpatient setting) or floor/unit time in a hospital or nursing facility. This information may be used for reimbursement purposes.
  • CLIN; Durat; Encounter duration; 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

Visit durationCLINTimePt^PatientQnTime (e.g. seconds)

Frequently asked questions

Code details

Code73980-5
SystemLOINC
Display nameVisit duration
Short nameVisit duration
ComponentVisit duration
PropertyTime
TimingPt
System (specimen)^Patient
ScaleQn
ClassCLIN
Example unitsmin
StatusACTIVE
Order/ObservationObservation

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.46
Last changed2.48

Consumer names

Visit duration

Part names

Visit durationTimePt^PatientQnTime (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.

LOINC Code 73980-5 | HealthAssure