C31.9 Malignant neoplasm of accessory sinus, unspecified – ICD-10 Code, in C00-C96: Malignant neoplasms
ICD-10-CM › II – Neoplasms › C30-C39 – Malignant neoplasms of respiratory and intrathoracic organs › C31 – Malignant neoplasm of accessory sinuses › C31.9…