LOINCActive

LOINC Code 8725-4: Surgical operation note open closing duration

8725-4 is a LOINC code used to identify Surgical operation note open closing 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 Surgical operation note open closing duration. It is commonly used with the system or sample type Surgical procedure.

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 Surgical operation note open closing duration. It is commonly used with the system or sample type Surgical procedure.

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

  • Surgical operation note open closing duration
  • Durat; Encounter; Evaluation and management; Evaluation and management note; H+P; H+P.SURGICAL PROCEDURES; notes; Operative note; Operative note open closing duration; P prime; QNT; Quan; Quant; Quantitative; Surg; Visit note

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

Surgical operation note open closing durationOperative note open closing durationH&P.SURG PROCTimeProcedure durSurgical procedureQn

Frequently asked questions

Code details

Code8725-4
SystemLOINC
Display nameSurgical operation note open closing duration
Short nameOperative note open closing duration
ComponentSurgical operation note open closing duration
PropertyTime
TimingProcedure dur
System (specimen)Surgical procedure
ScaleQn
ClassH&P.SURG PROC
StatusACTIVE

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released1.0h(3)
Last changed2.27

Part names

Surgical operation note open closing durationTimeProcedure durSurgical procedureQnTime (e.g. seconds)Procedure durationSurgery

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 8725-4 | HealthAssure