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.

LOINCActiveBoth

LOINC Code 55254-7: Heparin 5000 U/mL given [Vol]

Name: LOINC Code 55254-7: Heparin 5000 U/mL given [Vol]
Creator: HealthAssure Clinical Team
Published: 2026-05-21T08:59:37.143Z

55254-7 is a LOINC code used to identify Heparin 5000 U/mL given [Vol] 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 Heparin 5000 U per mL given. 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 Heparin 5000 U per mL given. 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: Both

What it does not mean

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

Key facts

Heparin 5000 U/mL given [Volume]
Heparin 5000 U per mL given
DRUG DOSES; Gvn; Hep; Hepar; Heparin 5000 U/mL; Heparn; Point in time; QNT; Quan; Quant; Quantitative; Random; Volume

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

Heparin 5000 U/mL given [Vol]Heparin 5000 U/mL given [Volume]Heparin 5000 U/mL Gvn VolHeparin 5000 U per mL givenDRUGDOSEVolume of Heparin 5000 u/mL givenVol

Frequently asked questions

Code details

Code55254-7

SystemLOINC

Display nameHeparin 5000 U/mL given [Vol]

DescriptionHeparin 5000 U per mL given

Short nameHeparin 5000 U/mL Gvn Vol

ComponentHeparin 5000 U per mL given

PropertyVol

TimingPt

System (specimen)^Patient

ScaleQn

ClassDRUGDOSE

Example unitsmL

StatusACTIVE

Order/ObservationBoth

Flags

BillableNo

Valid clinical useNo

Source

SourceLOINC

Version2.82

Releasemain

First released2.27

Last changed2.70

Consumer names

Volume of Heparin 5000 u/mL given

Part names

Heparin 5000 U per mL givenVolPt^PatientQnVolumePoint 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.