ICD-10-CM > C00-D49 > D00-D09 > D05 > D05.9 D05.9 Unspecified type of carcinoma in situ of breast Non-Billable/Non-Specific Codes D05.90Unspecified type of carcinoma in situ of unspecified breastD05.91Unspecified type of carcinoma in situ of right breastD05.92Unspecified type of carcinoma in situ of left breast