ICD-10-CM > H00-H59 > H30-H36 > H35 > H35.1 > H35.16 H35.16 Retinopathy of prematurity, stage 5 Non-Billable/Non-Specific Codes H35.161Retinopathy of prematurity, stage 5, right eyeH35.162Retinopathy of prematurity, stage 5, left eyeH35.163Retinopathy of prematurity, stage 5, bilateralH35.169Retinopathy of prematurity, stage 5, unspecified eye