| C50.81 | Malignant neoplasm of overlapping sites of breast, female | NON-BILLABLE CODE |
| C50.811 | Malignant neoplasm of overlapping sites of right female breast | BILLABLE CODE |
| C50.812 | Malignant neoplasm of overlapping sites of left female breast | BILLABLE CODE |
| C50.819 | Malignant neoplasm of overlapping sites of unspecified female breast | BILLABLE CODE |
| C50.82 | Malignant neoplasm of overlapping sites of breast, male | NON-BILLABLE CODE |
| C50.821 | Malignant neoplasm of overlapping sites of right male breast | BILLABLE CODE |
| C50.822 | Malignant neoplasm of overlapping sites of left male breast | BILLABLE CODE |
| C50.829 | Malignant neoplasm of overlapping sites of unspecified male breast | BILLABLE CODE |
