What does this LOINC code represent?

This LOINC code identifies a lab observation, measurement, question, or clinical concept in a standardized format.

Is this enough to understand my test result?

No. The code identifies the test or observation, but the interpretation depends on the actual result, reference range, and clinical context.

LOINCActiveObservation

LOINC Code 8628-0: Pacing interval Pacemaker

Name: LOINC Code 8628-0: Pacing interval Pacemaker
Creator: HealthAssure Clinical Team
Published: 2026-05-21T09:00:14.637Z

8628-0 is a LOINC code used to identify Pacing interval Pacemaker 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 Pacing interval. It is commonly used with the system or sample type Pacemaker.

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 Pacing interval. It is commonly used with the system or sample type Pacemaker.

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: EKG

What it does not mean

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

Key facts

Pacing interval Pacemaker
Pacing interval
Cardiac pacemaker; Cardio; Cardiology; Device, Heart-Assist; ECG; EKG.MEASUREMENTS; Electrocardiogram; Electrocardiograph; Heart Disease; Point in time; Prosthetic; 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

Pacing interval PacemakerPacing Interv PacemakerPacing intervalEKG.MEASTimePtPacemaker

Frequently asked questions

Code details

Code8628-0

SystemLOINC

Display namePacing interval Pacemaker

DescriptionPacing interval

Short namePacing Interv Pacemaker

ComponentPacing interval

PropertyTime

TimingPt

System (specimen)Pacemaker

ScaleQn

MethodEKG

ClassEKG.MEAS

Example unitsmV/s

StatusACTIVE

Order/ObservationObservation

Flags

BillableNo

Valid clinical useNo

Source

SourceLOINC

Version2.82

Releasemain

First released1.0h(3)

Last changed2.72

Part names

Pacing intervalTimePtPacemakerQnEKGTime (e.g. seconds)Point in time (spot)Electrocardiogram (EKG)

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.