D13 Benign neoplasm of other and ill-defined parts of digestive system

Category / Non-billable header 13 subcodes

Block: Benign neoplasms, except benign neuroendocrine tumors (D10-D36)

Excludes 1 (cannot be coded together)

  • benign stromal tumors of digestive system (D21.4)

Subcodes

Each subcode links to a detail page with full clinical annotations.

Code Description Billable
D13..0 Benign neoplasm of esophagus Yes
D13..1 Benign neoplasm of stomach Yes
D13..2 Benign neoplasm of duodenum Yes
D13..3 Benign neoplasm of other and unspecified parts of small intestine No
D13..30 Benign neoplasm of unspecified part of small intestine Yes
D13..39 Benign neoplasm of other parts of small intestine Yes
D13..4 Benign neoplasm of liver Yes
D13..5 Benign neoplasm of extrahepatic bile ducts Yes
D13..6 Benign neoplasm of pancreas Yes
D13..7 Benign neoplasm of endocrine pancreas Yes
D13..9 Benign neoplasm of ill-defined sites within the digestive system No
D13..91 Familial adenomatous polyposis Yes
D13..99 Benign neoplasm of ill-defined sites within the digestive system Yes

Last reviewed: September 2026