ICD-10-CM > N00-N99 > N60-N65 > N60 > N60.0 N60.0 Solitary cyst of breast Non-Billable/Non-Specific Applicable To Cyst of breast Codes N60.01Solitary cyst of right breastN60.02Solitary cyst of left breastN60.09Solitary cyst of unspecified breast