H47.2Non-Billable (Header)Optic atrophyChild CodesH47.20Unspecified optic atrophyH47.21Primary optic atrophyH47.22Hereditary optic atrophyH47.23Glaucomatous optic atrophyH47.29Other optic atrophyCode Hierarchy└H47Other disorders of optic [2nd] nerve and visual pathways└H47.2Optic atrophy└H47.2Optic atrophy