LOINCActiveObservation

LOINC Code 8604-1: Type of Pacemaker by EKG

8604-1 is a LOINC code used to identify Type of Pacemaker by EKG 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 Class. 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 Class. 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

  • Type of Pacemaker by EKG
  • Class
  • Cardiac pacemaker; Cardio; Cardiology; Device, Heart-Assist; ECG; Electrocardiogram; Electrocardiograph; Heart Disease; Nominal; Point in time; Prosthetic; Random; Typ

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

Type of Pacemaker by EKGPacemaker Class EKGClassDEVICESTypePtPacemaker

Frequently asked questions

Code details

Code8604-1
SystemLOINC
Display nameType of Pacemaker by EKG
DescriptionClass
Short namePacemaker Class EKG
ComponentClass
PropertyType
TimingPt
System (specimen)Pacemaker
ScaleNom
MethodEKG
ClassDEVICES
StatusACTIVE
Order/ObservationObservation

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released1.0h(3)
Last changed2.72

Part names

ClassTypePtPacemakerNomEKGPoint 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.

LOINC Code 8604-1 | HealthAssure