ICD-10-CM > E00-E89 > E08-E13 > E11 > E11.3 > E11.31 E11.31 Type 2 diabetes mellitus with unspecified diabetic retinopathy Non-Billable/Non-Specific Codes E11.311Type 2 diabetes mellitus with unspecified diabetic retinopathy with macular edemaE11.319Type 2 diabetes mellitus with unspecified diabetic retinopathy without macular edema