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N60 Benign mammary dysplasia

ICD-10-CM category N60 sits in Chapter 14 (Diseases of the genitourinary system, N00-N99). It contains 21 billable codes for FY2027, effective October 1, 2026 to September 30, 2027. Always code to the most specific code available: a code with more characters that describes the diagnosis more precisely takes priority over a shorter one.

Subcategories

N60.0 Solitary cyst of breastN60.1 Diffuse cystic mastopathyN60.2 Fibroadenosis of breastN60.3 Fibrosclerosis of breastN60.4 Mammary duct ectasiaN60.8 Other benign mammary dysplasiasN60.9 Unspecified benign mammary dysplasia

Billable codes in N60

CodeDescription
N60.01Solitary cyst of right breast
N60.02Solitary cyst of left breast
N60.09Solitary cyst of unspecified breast
N60.11Diffuse cystic mastopathy of right breast
N60.12Diffuse cystic mastopathy of left breast
N60.19Diffuse cystic mastopathy of unspecified breast
N60.21Fibroadenosis of right breast
N60.22Fibroadenosis of left breast
N60.29Fibroadenosis of unspecified breast
N60.31Fibrosclerosis of right breast
N60.32Fibrosclerosis of left breast
N60.39Fibrosclerosis of unspecified breast
N60.41Mammary duct ectasia of right breast
N60.42Mammary duct ectasia of left breast
N60.49Mammary duct ectasia of unspecified breast
N60.81Other benign mammary dysplasias of right breast
N60.82Other benign mammary dysplasias of left breast
N60.89Other benign mammary dysplasias of unspecified breast
N60.91Unspecified benign mammary dysplasia of right breast
N60.92Unspecified benign mammary dysplasia of left breast
N60.99Unspecified benign mammary dysplasia of unspecified breast

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