LOINCActiveBoth

LOINC Code 28652-6: Heparinoid Chromogenic method Qn (PPP)

28652-6 is a LOINC code used to identify Heparinoid Chromogenic method Qn (PPP) 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 Heparinoid. It is commonly used with the system or sample type PPP.

Reviewed by HealthAssure Clinical TeamUpdated 25 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 Heparinoid. It is commonly used with the system or sample type PPP.

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: Both
  • Method: Chromo

What it does not mean

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

Key facts

  • Heparinoid [Units/volume] in Platelet poor plasma by Chromogenic method
  • Heparinoid
  • Anti-Xa; Arbitrary concentration; Chromogenic assay; COAGULATION; Danaparoid sodium; ENZY; Enzymatic assay; FXa; Hematology; Heme; Plas; Platelet poor plasma; 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

Heparinoid Chromogenic method Qn (PPP)Heparinoid [Units/volume] in Platelet poor plasma by Chromogenic methodHeparinoid PPP Chro-aCncHeparinoidCOAGHeparinoid, BloodACnc

Frequently asked questions

Code details

Code28652-6
SystemLOINC
Display nameHeparinoid Chromogenic method Qn (PPP)
DescriptionHeparinoid
Short nameHeparinoid PPP Chro-aCnc
ComponentHeparinoid
PropertyACnc
TimingPt
System (specimen)PPP
ScaleQn
MethodChromo
ClassCOAG
Example unitsarb U/mL
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.00
Last changed2.68

Consumer names

Heparinoid, Blood

Part names

HeparinoidACncPtPPPQnChromoArbitrary ConcentrationPoint in time (spot)Platelet poor plasmaChromogenic (Enzyme)

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 28652-6 | HealthAssure