ICD-10-CM > C00-D49 > C50-C50 > C50 > C50.8 > C50.82 C50.82 Malignant neoplasm of overlapping sites of breast, male Non-Billable/Non-Specific Codes C50.821Malignant neoplasm of overlapping sites of right male breastC50.822Malignant neoplasm of overlapping sites of left male breastC50.829Malignant neoplasm of overlapping sites of unspecified male breast