LOINCActiveObservation

LOINC Code 28021-4: Enteroscopy through stoma Study observation

28021-4 is a LOINC code used to identify Enteroscopy through stoma Study observation 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 Study observation. It is commonly used with the system or sample type Small bowel.

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 Study observation. It is commonly used with the system or sample type Small bowel.

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: Enteroscopy.thru stoma

What it does not mean

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

Key facts

  • Enteroscopy through stoma Study observation
  • Study observation
  • Enteroscopy thru stoma; Finding; Findings; Gastro; Gastroenterology; GI; GI.ENDO; Nominal; SB; Small Intestine; Studies; Study; Study report; Sutdies

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

Enteroscopy through stoma Study observationEnteroscopy thru stoma StudyStudy observationENDO.GIFindStdySmall bowel

Frequently asked questions

Code details

Code28021-4
SystemLOINC
Display nameEnteroscopy through stoma Study observation
DescriptionStudy observation
Short nameEnteroscopy thru stoma Study
ComponentStudy observation
PropertyFind
TimingStdy
System (specimen)Small bowel
ScaleNom
MethodEnteroscopy.thru stoma
ClassENDO.GI
StatusACTIVE
Order/ObservationObservation

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.00
Last changed2.36

Part names

Study observationFindStdySmall bowelNomEnteroscopy.thru stomaFindingStudyEnteroscopy through stoma

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 28021-4 | HealthAssure