Is C17 a billable ICD-10-CM code?

No. C17 is a non-billable header code. Code to a higher level of specificity using one of its child codes.

Where does C17 sit in the tabular list?

Neoplasms (C00-D49), in the block Malignant neoplasms of digestive organs (C15-C26).

What cannot be coded together with C17?

C17 carries an Excludes1 note, which means the conditions it lists can never be coded together with it on the same encounter.

C17

C17 — Malignant neoplasm of small intestine

Non-billable headerICD-10-CM

C17 is a non-billable header ICD-10-CM code for malignant neoplasm of small intestine. It cannot be billed on its own: choose one of the more specific child codes below.

Excludes1 — never code together

These conditions cannot occur together. Billing both on the same encounter is a denial.

malignant carcinoid tumors of the small intestine (C7A.01)

Risk adjustment

C17 does not map to an HCC and does not risk-adjust under CMS-HCC V28. That is normal — most ICD-10 codes do not. It still needs to be coded correctly; it just will not move a RAF score.

Code to one of these instead C17

6 child codes. Green means billable.

Questions about C17

Is C17 a billable ICD-10-CM code?: No. C17 is a non-billable header code. Code to a higher level of specificity using one of its child codes.
Where does C17 sit in the tabular list?: Neoplasms (C00-D49), in the block Malignant neoplasms of digestive organs (C15-C26).
What cannot be coded together with C17?: C17 carries an Excludes1 note, which means the conditions it lists can never be coded together with it on the same encounter.