Is C17.9 a billable ICD-10 code?

Yes. C17.9 (Malignant neoplasm of small intestine, unspecified) is billable and can be used for insurance claims. Always verify payer-specific requirements.

C17.9 ✓ Billable

Malignant neoplasm of small intestine, unspecified

Q: What is ICD-10 code C17.9?

ICD-10-CM code C17.9 stands for "Malignant neoplasm of small intestine, unspecified". It is a billable code in the Neoplasms chapter, effective FY2026 (Oct 1, 2025 – Sep 30, 2026).

ICD-10-CM · FY2026 · Neoplasms

Code

C17.9

System

ICD-10-CM

Billable

Yes — valid for submission

Effective

FY2026

Chapter

Neoplasms

Source

CMS / CDC NCHS

⚠ Verify before billing. Confirm against the current CMS/NCHS ICD-10-CM files and your payer's rules before claims submission.

Frequently asked questions

What is ICD-10 code C17.9?

ICD-10-CM code C17.9 represents Malignant neoplasm of small intestine, unspecified. It is a billable diagnosis code in the Neoplasms chapter, effective October 1, 2025 – September 30, 2026.

Is C17.9 billable?

Yes. C17.9 is a valid billable ICD-10-CM code for insurance claims and clinical documentation.

What chapter is C17.9 in?

C17.9 belongs to the Neoplasms chapter (C00–D49) of ICD-10-CM.

Related codes in the C17 category

C17 Malignant neoplasm of small intestine Non-billable C17.0 Malignant neoplasm of duodenum Billable C17.1 Malignant neoplasm of jejunum Billable C17.2 Malignant neoplasm of ileum Billable C17.3 Meckel's diverticulum, malignant Billable C17.8 Malignant neoplasm of overlapping sites of small intestine Billable

Search all 98,186 ICD-10-CM codes instantly

Search ICDwise →