K57.9Header code — not billable
Diverticular disease of intestine, part unspecified, without perforation or abscess
Short description: Diverticular disease of intest, part unsp, w/o perf or abscs
- Chapter
- 11. Diseases of the digestive system
- Category
- K57
- Effective date
- October 1, 2026
Related codes in category K57
K57Diverticular disease of intestineK57.0Diverticulitis of small intestine w perforation and abscessK57.00Dvtrcli of sm int w perforation and abscess w/o bleedingYesK57.01Dvtrcli of sm int w perforation and abscess w bleedingYesK57.1Diverticular disease of sm int w/o perforation or abscessK57.10Dvrtclos of sm int w/o perforation or abscess w/o bleedingYesK57.11Dvrtclos of sm int w/o perforation or abscess w bleedingYesK57.12Dvtrcli of sm int w/o perforation or abscess w/o bleedingYesK57.13Dvtrcli of sm int w/o perforation or abscess w bleedingYesK57.2Diverticulitis of large intestine w perforation and abscessK57.20Dvtrcli of lg int w perforation and abscess w/o bleedingYesK57.21Dvtrcli of lg int w perforation and abscess w bleedingYes
Frequently asked questions
What is ICD-10 code K57.9?
K57.9 is an ICD-10-CM diagnosis code for Diverticular disease of intestine, part unspecified, without perforation or abscess.
Is K57.9 a billable code?
No. K57.9 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 K57.9 in?
K57.9 falls under Chapter 11: Diseases of the digestive system.
When did K57.9 become effective?
K57.9 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.
What other codes are related to K57.9?
K57.9 belongs to category K57, 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.