N60 Benign mammary dysplasia

Category / Non-billable header 28 subcodes

Block: Disorders of breast (N60-N65)

Includes

  • fibrocystic mastopathy

Subcodes

Subcodes are listed below for reference. Detail pages are not available for chapters 11–22.

Code Description Billable
N60..0 Solitary cyst of breast No
N60..01 Solitary cyst of right breast Yes
N60..02 Solitary cyst of left breast Yes
N60..09 Solitary cyst of unspecified breast Yes
N60..1 Diffuse cystic mastopathy No
N60..11 Diffuse cystic mastopathy of right breast Yes
N60..12 Diffuse cystic mastopathy of left breast Yes
N60..19 Diffuse cystic mastopathy of unspecified breast Yes
N60..2 Fibroadenosis of breast No
N60..21 Fibroadenosis of right breast Yes
N60..22 Fibroadenosis of left breast Yes
N60..29 Fibroadenosis of unspecified breast Yes
N60..3 Fibrosclerosis of breast No
N60..31 Fibrosclerosis of right breast Yes
N60..32 Fibrosclerosis of left breast Yes
N60..39 Fibrosclerosis of unspecified breast Yes
N60..4 Mammary duct ectasia No
N60..41 Mammary duct ectasia of right breast Yes
N60..42 Mammary duct ectasia of left breast Yes
N60..49 Mammary duct ectasia of unspecified breast Yes
N60..8 Other benign mammary dysplasias No
N60..81 Other benign mammary dysplasias of right breast Yes
N60..82 Other benign mammary dysplasias of left breast Yes
N60..89 Other benign mammary dysplasias of unspecified breast Yes
N60..9 Unspecified benign mammary dysplasia No
N60..91 Unspecified benign mammary dysplasia of right breast Yes
N60..92 Unspecified benign mammary dysplasia of left breast Yes
N60..99 Unspecified benign mammary dysplasia of unspecified breast Yes

Last reviewed: September 2026