ICD-10-CM > E00-E89 > E08-E13 > E10 > E10.6 > E10.62 E10.62 Type 1 diabetes mellitus with skin complications Non-Billable/Non-Specific Codes E10.620Type 1 diabetes mellitus with diabetic dermatitisE10.621Type 1 diabetes mellitus with foot ulcerE10.622Type 1 diabetes mellitus with other skin ulcerE10.628Type 1 diabetes mellitus with other skin complications