| N60 | Benign mammary dysplasia | NON-BILLABLE CODE |
| N60.0 | Solitary cyst of breast | NON-BILLABLE CODE |
| N60.01 | Solitary cyst of right breast | BILLABLE CODE |
| N60.02 | Solitary cyst of left breast | BILLABLE CODE |
| N60.1 | Diffuse cystic mastopathy | NON-BILLABLE CODE |
| N60.11 | Diffuse cystic mastopathy of right breast | BILLABLE CODE |
| N60.12 | Diffuse cystic mastopathy of left breast | BILLABLE CODE |
| N60.19 | Diffuse cystic mastopathy of unspecified breast | BILLABLE CODE |
| N60.2 | Fibroadenosis of breast | NON-BILLABLE CODE |
| N60.21 | Fibroadenosis of right breast | BILLABLE CODE |
| N60.22 | Fibroadenosis of left breast | BILLABLE CODE |
| N60.29 | Fibroadenosis of unspecified breast | BILLABLE CODE |
| N60.3 | Fibrosclerosis of breast | NON-BILLABLE CODE |
| N60.31 | Fibrosclerosis of right breast | BILLABLE CODE |
| N60.32 | Fibrosclerosis of left breast | BILLABLE CODE |
| N60.39 | Fibrosclerosis of unspecified breast | BILLABLE CODE |
| N60.4 | Mammary duct ectasia | NON-BILLABLE CODE |
| N60.41 | Mammary duct ectasia of right breast | BILLABLE CODE |
| N60.42 | Mammary duct ectasia of left breast | BILLABLE CODE |
| N60.49 | Mammary duct ectasia of unspecified breast | BILLABLE CODE |
| N60.8 | Other benign mammary dysplasias | NON-BILLABLE CODE |
| N60.81 | Other benign mammary dysplasias of right breast | BILLABLE CODE |
| N60.82 | Other benign mammary dysplasias of left breast | BILLABLE CODE |
| N60.89 | Other benign mammary dysplasias of unspecified breast | BILLABLE CODE |
| N60.9 | Unspecified benign mammary dysplasia | NON-BILLABLE CODE |
| N60.91 | Unspecified benign mammary dysplasia of right breast | BILLABLE CODE |
| N60.92 | Unspecified benign mammary dysplasia of left breast | BILLABLE CODE |
| N60.99 | Unspecified benign mammary dysplasia of unspecified breast | BILLABLE CODE |
