All ICD10 Codes

C17

Non-Billable
ChapterC00–D49
Rankcategory
Official Description

Malignant neoplasm of small intestine

Use a more specific code (6 billable)
C17.0Malignant neoplasm of duodenumC17.1Malignant neoplasm of jejunumC17.2Malignant neoplasm of ileumC17.3Meckel's diverticulum, malignantC17.8Malignant neoplasm of overlapping sites of small intestineC17.9Malignant neoplasm of small intestine, unspecified
Metadata & Insights
  • •Non-billable category (requires more specific sub-code).
  • •Chapter 2: Neoplasms (C00-D49).

C15-C26 Parent Instructions

Excludes1(Not coded here. Use a different code.)
  • Kaposi's sarcoma of gastrointestinal sites (C46.4)
Excludes2(Not included here. Code separately if applicable.)
  • gastrointestinal stromal tumors (C49.A-)

Instructional Notes

Excludes1(Not coded here. Use a different code.)
  • malignant carcinoid tumors of the small intestine (C7A.01)

Clinical Hierarchy

BillableHas subcodes
CH2Neoplasms (C00-D49)
C15-C26Malignant neoplasms of digestive organs (C15-C26)
C17Malignant neoplasm of small intestineNot billable
C17.0Malignant neoplasm of duodenumBillable
C17.1Malignant neoplasm of jejunumBillable
C17.2Malignant neoplasm of ileumBillable
C17.3Meckel's diverticulum, malignantBillable
C17.8Malignant neoplasm of overlapping sites of small intestineBillable
C17.9Malignant neoplasm of small intestine, unspecifiedBillable

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to C17:

blockC15-C26
Malignant neoplasms of digestive organs (C15-C26)
View context instructions

MS-DRG Classification

2026

No direct MS-DRG triggers identified.

Cross Reference

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