Reserved for future guideline expansion
K57.2
Diverticulitis of large intestine with perforation and abscess
Not billable — category only FY2026 2025-10-01 → 2026-09-30
Exclusions 12 never code together
K57.2code
K57code
K00-K95chapter
Excludes2
- certain conditions originating in the perinatal period (P04-P96)P04-P96
- certain infectious and parasitic diseases (A00-B99)A00-B99
- complications of pregnancy, childbirth and the puerperium (O00-O9A)O00-O9A
- congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)Q00-Q99
- endocrine, nutritional and metabolic diseases (E00-E88)E00-E88
- injury, poisoning and certain other consequences of external causes (S00-T88)S00-T88
- neoplasms (C00-D49)C00-D49
- symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)R00-R94
Excludes1 — never code together. The excluded condition and this one are mutually exclusive.
Excludes2 — not included here, but the patient may have both. Code both when documented.
Official Guidelines 1 names this code
ICD-10-CM Official Guidelines for Coding and Reporting, quoted in full. Published by CMS and NCHS; in the public domain.
Index entries leading here filed at null
No alphabetic index entry points at this code.
Alongside this code 7 same parent — K57
K57.0 Diverticulitis of small intestine w perforation and abscess category K57.1 Diverticular disease of sm int w/o perforation or abscess category K57.3 Diverticular disease of lg int w/o perforation or abscess category K57.4 Dvtrcli of both small and lg int w perforation and abscess category K57.5 Diverticular dis of both small and lg int w/o perf or abscs category K57.8 Dvtrcli of intestine, part unsp, w perforation and abscess category K57.9 Diverticular disease of intest, part unsp, w/o perf or abscs category
Subordinate codes 2
Additional references
AHA Coding Clinic® Licence required
Official coding advice for this code. Published by the American Hospital Association. Not included in this installation.