C13Malignant neoplasm of hypopharynx
ICD-10-CM category (non-billable header) code — part of Malignant neoplasms of lip, oral cavity and pharynx (C00-C14)
Coding Notes
Excludes2 (not part of this condition — may code both)
- malignant neoplasm of pyriform sinus (C12)
Use Additional Code
- code to identify:
- 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)
Subcategories (5)
- C13.0 Malignant neoplasm of postcricoid region
- C13.1 Malig neoplasm of aryepiglottic fold, hypopharyngeal aspect
- C13.2 Malignant neoplasm of posterior wall of hypopharynx
- C13.8 Malignant neoplasm of overlapping sites of hypopharynx
- C13.9 Malignant neoplasm of hypopharynx, unspecified