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.

LOINCObservation

LOINC Code 71458-4: Was erythropoiesis-stimulating agent prescribed [ESRD]

Name: LOINC Code 71458-4: Was erythropoiesis-stimulating agent prescribed [ESRD]
Creator: HealthAssure Clinical Team
Published: 2026-05-21T08:59:50.623Z

71458-4 is a LOINC code used to identify Was erythropoiesis-stimulating agent prescribed [ESRD] 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 Was erythropoiesis-stimulating agent prescribed. 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 Was erythropoiesis-stimulating agent prescribed. 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: TRIAL
Order vs observation: Observation
Method: ESRD

What it does not mean

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

Key facts

Was erythropoiesis-stimulating agent prescribed [ESRD]
Was erythropoiesis-stimulating agent prescribed
Indicates if patient has a current prescription for an erythropoiesis-stimulating agent (Erythropoiesis-Stimulating Agent Prescription), such as EPO or equivalent.
End Stage Renal Disease; ESRD survey; Finding; Findings; Ordinal; Point in time; QL; Qual; Qualitative; Random; Screen; Survey

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

Was erythropoiesis-stimulating agent prescribed [ESRD]Was erythropoiesis-stimulating agent prescribedSURVEY.ESRDFindPt^PatientOrd

Frequently asked questions

Code details

Code71458-4

SystemLOINC

Display nameWas erythropoiesis-stimulating agent prescribed [ESRD]

DescriptionWas erythropoiesis-stimulating agent prescribed

ComponentWas erythropoiesis-stimulating agent prescribed

PropertyFind

TimingPt

System (specimen)^Patient

ScaleOrd

MethodESRD

ClassSURVEY.ESRD

StatusTRIAL

Order/ObservationObservation

Flags

BillableNo

Valid clinical useNo

Source

SourceLOINC

Version2.82

Releasemain

First released2.40

Last changed2.67

Part names

Was erythropoiesis-stimulating agent prescribedFindPt^PatientOrdESRDFindingPoint in time (spot)End Stage Renal Disease

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.