Category | ICD-9 code and diagnosis | Recommended DFE follow-up | Acceptable DFE follow-up |
Mild | 250.00 (DM) | 12 months | 15 months |
362.01 Background NPDR | |||
352.03 NOS NPDR | |||
Moderate | 362.04 Mild NPDR | 6–12 months | 12 months |
362.05 Moderate NPDR | |||
Severe | 362.06 Severe NPDR | 2–4 months | 4 months |
362.02 PDR |
DFE, dilated fundus examination; DM, diabetes mellitus; ICD-9, International Classification of Diseases, Ninth Revision; NOS, not otherwise specified; NPDR; non-proliferative diabetic retinopathy; PDR, proliferative diabetic retinopathy.