| C50.11 | Malignant neoplasm of central portion of breast, female | NON-BILLABLE CODE |
| C50.111 | Malignant neoplasm of central portion of right female breast | BILLABLE CODE |
| C50.112 | Malignant neoplasm of central portion of left female breast | BILLABLE CODE |
| C50.119 | Malignant neoplasm of central portion of unspecified female breast | BILLABLE CODE |
| C50.12 | Malignant neoplasm of central portion of breast, male | NON-BILLABLE CODE |
| C50.121 | Malignant neoplasm of central portion of right male breast | BILLABLE CODE |
| C50.122 | Malignant neoplasm of central portion of left male breast | BILLABLE CODE |
| C50.129 | Malignant neoplasm of central portion of unspecified male breast | BILLABLE CODE |
