ICD-10-CM > E00-E89 > E08-E13 > E08 > E08.3 > E08.31 E08.31 Diabetes mellitus due to underlying condition with unspecified diabetic retinopathy Non-Billable/Non-Specific Codes E08.311Diabetes mellitus due to underlying condition with unspecified diabetic retinopathy with macular edemaE08.319Diabetes mellitus due to underlying condition with unspecified diabetic retinopathy without macular edema