C10
C10 — Malignant neoplasm of oropharynx
Non-billable headerICD-10-CM
C10 is a non-billable header ICD-10-CM code for malignant neoplasm of oropharynx. It cannot be billed on its own: choose one of the more specific child codes below.
Excludes2 — not included here, but may coexist
The excluded condition is not part of this code, but a patient can have both. You may code both.
- malignant neoplasm of tonsil (C09.-)
Use additional code
Add a secondary code to capture the detail described below.
- code to identify:
- alcohol abuse and dependence (F10.-)
- exposure to environmental tobacco smoke (Z77.22)
- exposure to tobacco smoke in the perinatal period (P96.81)
- history of tobacco dependence (Z87.891)
- occupational exposure to environmental tobacco smoke (Z57.31)
- tobacco dependence (F17.-)
- tobacco use (Z72.0)
Risk adjustment
C10 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 C10
7 child codes. Green means billable.
- C10.0Malignant neoplasm of vallecula
- C10.1Malignant neoplasm of anterior surface of epiglottis
- C10.2Malignant neoplasm of lateral wall of oropharynx
- C10.3Malignant neoplasm of posterior wall of oropharynx
- C10.4Malignant neoplasm of branchial cleft
- C10.8Malignant neoplasm of overlapping sites of oropharynx
- C10.9Malignant neoplasm of oropharynx, unspecified
Questions about C10
- Is C10 a billable ICD-10-CM code?
- No. C10 is a non-billable header code. Code to a higher level of specificity using one of its child codes.
- Where does C10 sit in the tabular list?
- Neoplasms (C00-D49), in the block Malignant neoplasms of lip, oral cavity and pharynx (C00-C14).