ICD-10-CM > C00-D49 > D10-D36 > D24 D24 Benign neoplasm of breast Non-Billable/Non-Specific Includes benign neoplasm of connective tissue of breastbenign neoplasm of soft parts of breastfibroadenoma of breast Type 2 Excludes adenofibrosis of breast (N60.2)benign cyst of breast (N60.-)benign mammary dysplasia (N60.-)benign neoplasm of skin of breast (D22.5, D23.5)fibrocystic disease of breast (N60.-) Codes D24.1Benign neoplasm of right breastD24.2Benign neoplasm of left breastD24.9Benign neoplasm of unspecified breast