ICD-10-CM > H00-H59 > H30-H36 > H34 > H34.2 H34.2 Other retinal artery occlusions Non-Billable/Non-Specific Codes H34.21Partial retinal artery occlusionH34.211Partial retinal artery occlusion, right eyeH34.212Partial retinal artery occlusion, left eyeH34.213Partial retinal artery occlusion, bilateralH34.219Partial retinal artery occlusion, unspecified eyeH34.23Retinal artery branch occlusionH34.231Retinal artery branch occlusion, right eyeH34.232Retinal artery branch occlusion, left eyeH34.233Retinal artery branch occlusion, bilateralH34.239Retinal artery branch occlusion, unspecified eye