ICD-10-CM · Chapter 2

D01..4 Carcinoma in situ of other and unspecified parts of intestine

Non-billable header

← D01 — Carcinoma in situ of other and unspecified digestive organs Chapter 2: C00-D49

Excludes 1 (cannot be coded together)

carcinoma in situ of ampulla of Vater (D01.5)

Last reviewed: September 2026