K52.83Header code — not billable
Microscopic colitis
- Chapter
- 11. Diseases of the digestive system
- Category
- K52
- Effective date
- October 1, 2026
Related codes in category K52
K52Other and unsp noninfective gastroenteritis and colitisK52.0Gastroenteritis and colitis due to radiationYesK52.1Toxic gastroenteritis and colitisYesK52.2Allergic and dietetic gastroenteritis and colitisK52.21Food protein-induced enterocolitis syndromeYesK52.22Food protein-induced enteropathyYesK52.29Other allergic and dietetic gastroenteritis and colitisYesK52.3Indeterminate colitisYesK52.8Other specified noninfective gastroenteritis and colitisK52.81Eosinophilic gastritis or gastroenteritisYesK52.82Eosinophilic colitisYesK52.831Collagenous colitisYes
Frequently asked questions
What is ICD-10 code K52.83?
K52.83 is an ICD-10-CM diagnosis code for Microscopic colitis.
Is K52.83 a billable code?
No. K52.83 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 K52.83 in?
K52.83 falls under Chapter 11: Diseases of the digestive system.
When did K52.83 become effective?
K52.83 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.
What other codes are related to K52.83?
K52.83 belongs to category K52, 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.