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 13515-2: Hemoglobin pattern Electrophesis citrate agar Nar (Bld) [Interp]

Name: LOINC Code 13515-2: Hemoglobin pattern Electrophesis citrate agar Nar (Bld) [Interp]
Creator: HealthAssure Clinical Team
Published: 2026-05-21T11:17:24.415Z

13515-2 is a LOINC code used to identify Hemoglobin pattern Electrophesis citrate agar Nar (Bld) [Interp] 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 Hemoglobin pattern. It is commonly used with the system or sample type Bld.

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 Hemoglobin pattern. It is commonly used with the system or sample type Bld.

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: Electrophoresis.citrate agar

What it does not mean

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

Key facts

Hemoglobin pattern [Interpretation] in Blood by Electrophesis citrate agar Narrative
Hemoglobin pattern
Blood; Elec; Elect; Electr; Electro; Electrophhrs; Electrophrs; Elp; Elph; Elph Citrate; Ep; Haemoglobin; Hb; HEMATOLOGY/CELL COUNTS; Hgb; Hgb Fract; Impression; Impression/interpretation of study; Impressions; Interp; Interpretation; Narrative; Point in time; Random; Report; WB; Whole blood

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

Hemoglobin pattern Electrophesis citrate agar Nar (Bld) [Interp]Hemoglobin pattern [Interpretation] in Blood by Electrophesis citrate agar NarrativeHgb Fract Bld Elph Citrate-ImpHemoglobin patternHEM/BCInterpretation of Hemoglobin pattern test result, BloodImp

Frequently asked questions

Code details

Code13515-2

SystemLOINC

Display nameHemoglobin pattern Electrophesis citrate agar Nar (Bld) [Interp]

DescriptionHemoglobin pattern

Short nameHgb Fract Bld Elph Citrate-Imp

ComponentHemoglobin pattern

PropertyImp

TimingPt

System (specimen)Bld

ScaleNar

MethodElectrophoresis.citrate agar

ClassHEM/BC

StatusACTIVE

Order/ObservationObservation

Flags

BillableNo

Valid clinical useNo

Source

SourceLOINC

Version2.82

Releasemain

First released1.0k

Last changed2.73

Consumer names

Interpretation of Hemoglobin pattern test result, Blood

Part names

Hemoglobin patternImpPtBldNarElectrophoresis.citrate agarImpression/interpretation of studyPoint in time (spot)BloodElectrophesis citrate agar

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.