K57.1
Header — not billableDiverticular disease of small intestine without perforation or abscess
The ICD-10 code for diverticular disease of small intestine without perforation or abscess is K57.1.
K57.1 is a non-billable header code. It groups related conditions but cannot be used on its own for reimbursement — select one of the 4 more specific codes below.
Clinical notes
Excludes1 (not coded here)
An Excludes1 note is a pure exclusion: the excluded condition and this code should never be reported together, because the two conditions cannot occur at the same time (e.g. a congenital form vs. an acquired form of the same disease).
- diverticular disease of both small and large intestine without perforation or abscess (K57.5-)
Documentation support
General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.
- •This is a non-billable header code. Documentation must support a more specific child code before this diagnosis can be reported on a claim.
- •Confirm the excluded condition(s) listed above are not also present — Excludes1 conditions cannot be coded together with this one.
- •As a general rule, code to the highest level of specificity supported by the documentation in the medical record.
Child codes under K57.1
- K57.10Diverticulosis of small intestine without perforation or abscess without bleeding
- K57.11Diverticulosis of small intestine without perforation or abscess with bleeding
- K57.12Diverticulitis of small intestine without perforation or abscess without bleeding
- K57.13Diverticulitis of small intestine without perforation or abscess with bleeding
Related codes in this category
- K57.0Diverticulitis of small intestine with perforation and abscessnon-billable header
- K57.2Diverticulitis of large intestine with perforation and abscessnon-billable header
- K57.3Diverticular disease of large intestine without perforation or abscessnon-billable header
- K57.4Diverticulitis of both small and large intestine with perforation and abscessnon-billable header
- K57.5Diverticular disease of both small and large intestine without perforation or abscessnon-billable header
- K57.8Diverticulitis of intestine, part unspecified, with perforation and abscessnon-billable header
- K57.9Diverticular disease of intestine, part unspecified, without perforation or abscessnon-billable header
- K57.1Diverticular disease of small intestine without perforation or abscessnon-billable header