ICD-10-CM > E00-E89 > E08-E13 > E08 > E08.3 > E08.32 E08.32 Diabetes mellitus due to underlying condition with mild nonproliferative diabetic retinopathy Non-Billable/Non-Specific Applicable To Diabetes mellitus due to underlying condition with nonproliferative diabetic retinopathy NOS Codes E08.321Diabetes mellitus due to underlying condition with mild nonproliferative diabetic retinopathy with macular edemaE08.3211..., right eyeE08.3212..., left eyeE08.3213..., bilateralE08.3219..., unspecified eyeE08.329Diabetes mellitus due to underlying condition with mild nonproliferative diabetic retinopathy without macular edemaE08.3291..., right eyeE08.3292..., left eyeE08.3293..., bilateralE08.3299..., unspecified eye