K51.41
Inflammatory polyps of colon with complications
Not billable — category only FY2026 2025-10-01 → 2026-09-30
Exclusions 14 never code together
K51.4code
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.
Instructional notes 7
Index entries leading here filed at null
No alphabetic index entry points at this code.
Alongside this code 1 same parent — K51.4
Subordinate codes 6
K51.411 Inflammatory polyps of colon with rectal bleeding K51.412 Inflammatory polyps of colon with intestinal obstruction K51.413 Inflammatory polyps of colon with fistula K51.414 Inflammatory polyps of colon with abscess K51.418 Inflammatory polyps of colon with other complication K51.419 Inflammatory polyps of colon with unspecified complications
Additional references
AHA Coding Clinic® Licence required
Official coding advice for this code. Published by the American Hospital Association. Not included in this installation.