NEVVI Medicare utilization intelligence
CMS RBCS · Procedures

Breast — Medicare codes

43 codes · 2 families · CY2024 Medicare fee-for-service Part B

Mastectomy 23 codes › Breast Biopsy 17 codes › No family assigned 3 codes ›
"No family assigned" is CMS's own gap — RBCS leaves these codes at the subcategory level. We list them; we don't invent a family.