ICD-10-CM > N00-N99 > N60-N65 > N63 > N63.3 N63.3 Unspecified lump in axillary tail Non-Billable/Non-Specific Codes N63.31Unspecified lump in axillary tail of the right breastN63.32Unspecified lump in axillary tail of the left breast
ICD-10 Fast ICD-10 Fast