ICD-10-CM > H00-H59 > H30-H36 > H35 > H35.1 > H35.14 H35.14 Retinopathy of prematurity, stage 3 Non-Billable/Non-Specific Codes H35.141Retinopathy of prematurity, stage 3, right eyeH35.142Retinopathy of prematurity, stage 3, left eyeH35.143Retinopathy of prematurity, stage 3, bilateralH35.149Retinopathy of prematurity, stage 3, unspecified eye