K22Header code — not billable

Other diseases of esophagus

Chapter
11. Diseases of the digestive system
Category
K22
Effective date
October 1, 2026

Related codes in category K22

Frequently asked questions

What is ICD-10 code K22?

K22 is an ICD-10-CM diagnosis code for Other diseases of esophagus.

Is K22 a billable code?

No. K22 is a category/header code, not billable on its own — use one of its more specific child codes instead.

What ICD-10-CM chapter is K22 in?

K22 falls under Chapter 11: Diseases of the digestive system.

When did K22 become effective?

K22 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.

What other codes are related to K22?

K22 belongs to category K22, which includes 12 other codes — see the related codes list on this page.

ICD-10-CM data maintained by CDC/CMS (public domain). Always verify codes with authoritative sources before making coding or billing decisions.