Convert ICD-10 Code C31.0 to ICD-9

Source ICD-10 Code		Target ICD-9 Code
C31.0 Malignant neoplasm of maxillary sinus		160.2 Mal neo maxillary sinus

ICD-10 to ICD-9 crosswalk for code C31.0 - malignant neoplasm of maxillary sinus based on the most recent General Equivalence Mappings (GEMS) information.