Gastro-esophageal reflux disease with esophagitis, with bleeding

ValidICD-10-CM diagnosis code.

Valid for claims with a date of service in the current code year.

Valid FY2021 onwards.

What has happened to this code

Every change the publisher made, from 2021 to now.

FY2021 Added to the code set Gastro-esophageal reflux disease with esophagitis, with bleeding

Official coding rules

Published by CDC for FY2027. A rule attached to a category binds every code beneath it, so the rules inherited from this code's ancestors are shown with the code they come from.

Inherited from K21 Gastro-esophageal reflux disease

Excludes1 - never coded here

newborn esophageal reflux (P78.83)

Inherited from the K20-K31 section Diseases of esophagus, stomach and duodenum (K20-K31)

Excludes2 - not included here

hiatus hernia (K44.-)

How CDC's index refers to this code

Wording from the official alphabetic index. Much of it appears nowhere in the code description, which is why a search for the everyday phrase so often finds nothing.

gerd
acid reflux
GERD
Backflow
Disorder > allergic
Hypersusceptibility
Reaction > allergic
Sensitive, sensitivity
Inflammation, inflamed, inflammatory > esophagus
Postnasal drip > due to > gastroesophageal reflux
Drip, postnasal > due to > gastroesophageal reflux
Hypersensitive, hypersensitiveness, hypersensitivity
Esophagitis > reflux > with bleeding
Reflux > esophageal > with esophagitis > with bleeding
Reflux > gastroesophageal > with esophagitis > with bleeding
Esophagitis > due to gastrointestinal reflux disease > with bleeding
Disease, diseased > gastroesophageal reflux > with esophagitis > with bleeding
Allergy, allergic > milk protein > gastroesophageal reflux > with esophagitis > with bleeding
Ulcer, ulcerated, ulcerating, ulceration, ulcerative > esophagus > due to > gastrointestinal reflux disease > with bleeding

Codes in the same group

Code	Description	Status
K21.00	Gastro-esophageal reflux disease with esophagitis, without bleeding	Valid