K21.01Billable
Gastro-esophageal reflux disease with esophagitis, with bleeding
Short description: Gastro-esophageal reflux dis with esophagitis, with bleed
- Chapter
- 11. Diseases of the digestive system
- Category
- K21
- Effective date
- October 1, 2026
Related codes in category K21
Frequently asked questions
What is ICD-10 code K21.01?
K21.01 is an ICD-10-CM diagnosis code for Gastro-esophageal reflux disease with esophagitis, with bleeding.
Is K21.01 a billable code?
Yes. K21.01 is billable and specific enough to be used on a claim.
What ICD-10-CM chapter is K21.01 in?
K21.01 falls under Chapter 11: Diseases of the digestive system.
When did K21.01 become effective?
K21.01 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.
What other codes are related to K21.01?
K21.01 belongs to category K21, which includes 4 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.