C17
Non-billableMalignant neoplasm of small intestine
C17 is the ICD-10-CM code for Malignant neoplasm of small intestine. It is a non-billable category code — use a more specific child code such as C17.0 for billing.
- Status
- Header (non-billable)
- Chapter
- C00-D49
- Subcodes
- 6
- Edition
- FY2026
C00-D49 Neoplasms
What this means — in plain language
MedlinePlus · NIHYour small intestine is part of your digestive system. It is a long tube that connects your stomach to your large intestine. Intestinal cancer is rare, but eating a high-fat diet or having Crohn's disease , celiac disease, or a history of colonic polyps can increase your risk. Possible signs of small intestine cancer include: Abdominal pain Weight loss for no reason Blood in the stool A lump in the abdomen Imaging…
Read more about Intestinal Cancer at MedlinePlus ↗Source: U.S. National Library of Medicine (MedlinePlus). Informational only — not medical advice.
Excludes1 — not coded here
- •malignant carcinoid tumors of the small intestine (C7A.01)
Frequently asked questions
- What is ICD-10 code C17?
- C17 is the ICD-10-CM code for "Malignant neoplasm of small intestine". It falls under C00-D49 Neoplasms.
- Is C17 a billable code?
- No — C17 is a non-billable header code. Use a more specific child code (such as C17.0) for billing.
- What is excluded from C17?
- Excludes1 (not coded here): malignant carcinoid tumors of the small intestine (C7A.01).
Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.
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