ICD-10-CM > H00-H59 > H46-H47 > H47 > H47.2 H47.2 Optic atrophy Non-Billable/Non-Specific Codes H47.20Unspecified optic atrophyH47.21Primary optic atrophyH47.211Primary optic atrophy, right eyeH47.212Primary optic atrophy, left eyeH47.213Primary optic atrophy, bilateralH47.219Primary optic atrophy, unspecified eyeH47.22Hereditary optic atrophyH47.23Glaucomatous optic atrophyH47.231Glaucomatous optic atrophy, right eyeH47.232Glaucomatous optic atrophy, left eyeH47.233Glaucomatous optic atrophy, bilateralH47.239Glaucomatous optic atrophy, unspecified eyeH47.29Other optic atrophyH47.291Other optic atrophy, right eyeH47.292Other optic atrophy, left eyeH47.293Other optic atrophy, bilateralH47.299Other optic atrophy, unspecified eye