ICD-10-CM > H00-H59 > H30-H36 > H34 > H34.8 > H34.81 > H34.812 H34.812 Central retinal vein occlusion, left eye Non-Billable/Non-Specific Codes H34.8120..., with macular edemaH34.8121..., with retinal neovascularizationH34.8122..., stable