Hx of benign neoplasm of parotid gland icd 10 July 8, 2019 16 32 64 128 Parotid neoplasm icd 10 Hx of benign neoplasm icd 10 Malignant neoplasm of parotid gland icd 10 Parotidectomy icd 9 Parotid gland enlargement icd 10