LOINCActive

LOINC Code 21839-6: Derivation method Computed Ethnicity

21839-6 is a LOINC code used to identify Derivation method Computed Ethnicity 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 Derivation method. It is commonly used with the system or sample type Ethnicity computation.

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 Derivation method. It is commonly used with the system or sample type Ethnicity computation.

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
  • Method: *

What it does not mean

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

Key facts

  • Derivation method Computed Ethnicity
  • Derivation method
  • Code identifying the method used to determine ethnicity as recorded in Computed Ethnicity [200]... NAACCR Data Standards and Data Dictionary Version 11
  • Meth; Method of; Nominal; Point in time; Random; TUMOR REGISTRY(NAACCR); 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

Derivation method Computed EthnicityDerivation methodTUMRRGTTypePtEthnicity computationNom

Frequently asked questions

Code details

Code21839-6
SystemLOINC
Display nameDerivation method Computed Ethnicity
DescriptionDerivation method
Short nameDerivation method Computed Ethnicity
ComponentDerivation method
PropertyType
TimingPt
System (specimen)Ethnicity computation
ScaleNom
Method*
ClassTUMRRGT
StatusACTIVE

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released1.0m
Last changed2.32

Part names

Derivation methodTypePtEthnicity computationNom*Point 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.

LOINC Code 21839-6 | HealthAssure