All ICD10 Codes
Chapter 7

H00–H59: Diseases of the Eye and Adnexa

Diseases of the Eye and Adnexa diagnostic classification updated for 2026.

Chapter Instructions

Excludes2(Not included here. Code separately if applicable.)
  • certain conditions originating in the perinatal period (P04-P96)
  • certain infectious and parasitic diseases (A00-B99)
  • complications of pregnancy, childbirth and the puerperium (O00-O9A)
  • congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99)
  • diabetes mellitus related eye conditions (E09.3-, E10.3-, E11.3-, E13.3-)
  • endocrine, nutritional and metabolic diseases (E00-E88)
  • injury (trauma) of eye and orbit (S05.-)
  • injury, poisoning and certain other consequences of external causes (S00-T88)
  • neoplasms (C00-D49)
  • symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)
  • syphilis related eye disorders (A50.01, A50.3-, A51.43, A52.71)
All CodesBillable Only
Internal Codes
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  • H47.02—

    Hemorrhage in optic nerve sheath

  • H47.021—

    Hemorrhage in optic nerve sheath, right eye

  • H47.022—

    Hemorrhage in optic nerve sheath, left eye

  • H47.023—

    Hemorrhage in optic nerve sheath, bilateral

  • H47.029—

    Hemorrhage in optic nerve sheath, unspecified eye

  • H47.03—

    Optic nerve hypoplasia

  • H47.031—

    Optic nerve hypoplasia, right eye

  • H47.032—

    Optic nerve hypoplasia, left eye

  • H47.033—

    Optic nerve hypoplasia, bilateral

  • H47.039—

    Optic nerve hypoplasia, unspecified eye

  • H47.09—

    Other disorders of optic nerve, not elsewhere classified

  • H47.091—

    Other disorders of optic nerve, not elsewhere classified, right eye

  • H47.092—

    Other disorders of optic nerve, not elsewhere classified, left eye

  • H47.093—

    Other disorders of optic nerve, not elsewhere classified, bilateral

  • H47.099—

    Other disorders of optic nerve, not elsewhere classified, unspecified eye

  • H47.1—

    Papilledema

  • H47.10—

    Unspecified papilledema

  • H47.11—

    Papilledema associated with increased intracranial pressure

  • H47.12—

    Papilledema associated with decreased ocular pressure

  • H47.13—

    Papilledema associated with retinal disorder

  • H47.14—

    Foster-Kennedy syndrome

  • H47.141—

    Foster-Kennedy syndrome, right eye

  • H47.142—

    Foster-Kennedy syndrome, left eye

  • H47.143—

    Foster-Kennedy syndrome, bilateral

  • H47.149—

    Foster-Kennedy syndrome, unspecified eye

  • H47.2—

    Optic atrophy

  • H47.20—

    Unspecified optic atrophy

  • H47.21—

    Primary optic atrophy

  • H47.211—

    Primary optic atrophy, right eye

  • H47.212—

    Primary optic atrophy, left eye

  • H47.213—

    Primary optic atrophy, bilateral

  • H47.219—

    Primary optic atrophy, unspecified eye

  • H47.22—

    Hereditary optic atrophy

  • H47.23—

    Glaucomatous optic atrophy

  • H47.231—

    Glaucomatous optic atrophy, right eye

  • H47.232—

    Glaucomatous optic atrophy, left eye

  • H47.233—

    Glaucomatous optic atrophy, bilateral

  • H47.239—

    Glaucomatous optic atrophy, unspecified eye

  • H47.29—

    Other optic atrophy

  • H47.291—

    Other optic atrophy, right eye

  • H47.292—

    Other optic atrophy, left eye

  • H47.293—

    Other optic atrophy, bilateral

  • H47.299—

    Other optic atrophy, unspecified eye

  • H47.3—

    Other disorders of optic disc

  • H47.31—

    Coloboma of optic disc

  • H47.311—

    Coloboma of optic disc, right eye

  • H47.312—

    Coloboma of optic disc, left eye

  • H47.313—

    Coloboma of optic disc, bilateral

  • H47.319—

    Coloboma of optic disc, unspecified eye

  • H47.32—

    Drusen of optic disc

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