ICD-10-CM > H00-H59 > H30-H36 > H35 > H35.1 > H35.11 H35.11 Retinopathy of prematurity, stage 0 Non-Billable/Non-Specific Codes H35.111Retinopathy of prematurity, stage 0, right eyeH35.112Retinopathy of prematurity, stage 0, left eyeH35.113Retinopathy of prematurity, stage 0, bilateralH35.119Retinopathy of prematurity, stage 0, unspecified eye