Mild non proliferative diabetic retinopathy os icd 10 July 8, 2019 16 32 64 128 Mild nonproliferative diabetic retinopathy os icd 10 Icd 10 code for mild non proliferative diabetic retinopathy os Icd 10 code for severe nonproliferative diabetic retinopathy Nonproliferative retinopathy icd 10