ICD-10-CM > C00-D49 > D00-D09 > D03 > D03.5 D03.5 Melanoma in situ of trunk Non-Billable/Non-Specific Codes D03.51Melanoma in situ of anal skinD03.52Melanoma in situ of breast (skin) (soft tissue)D03.59Melanoma in situ of other part of trunk