ICD-10 Code
International Classification of Diseases, 10th Revision
Aug 19, 2017

See: Esophagitis

  ICD-10 Code for Esophagitis, unspecified K20.9

K20.9 is a valid1 ICD 10 diagnosis code.

K20.9 is valid for submission for HIPAA-covered transactions.

Chapter 11 Diseases of the digestive system (K00-K95)
Section K20-K31 Diseases of esophagus, stomach and duodenum (K20-K31)
Category K20 Esophagitis

• See below for any additional coding requirements that may be necessary.

• Check for any notations, inclusions and/or exclusions that are specific to this ICD 10 code before using

1 No additional coding requirements necessary.
Inclusion Term
  • Esophagitis NOS
See also ICD 10 code for

Related Terms to “Esophagitis, unspecified”

  • Esophagitis(acute) (alkaline) (chemical) (chronic) (infectional) (necrotic) (peptic) (postoperative) - K20.9
  • Inflammation, inflamed, inflammatory(with exudation)
    • esophagus - K20.9
See the 2017 ICD-10-CM Coding Guidelines.

When ICD 10 was implemented on October 1, 2015, it did not affect physicians', outpatient facilities', and hospital outpatient departments' use of CPT codes on Medicare Fee-For-Service claims. Providers should continue to use CPT codes to report these services.