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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  • H33.109—

    Unspecified retinoschisis, unspecified eye

  • H33.111—

    Cyst of ora serrata, right eye

  • H33.112—

    Cyst of ora serrata, left eye

  • H33.113—

    Cyst of ora serrata, bilateral

  • H33.119—

    Cyst of ora serrata, unspecified eye

  • H33.121—

    Parasitic cyst of retina, right eye

  • H33.122—

    Parasitic cyst of retina, left eye

  • H33.123—

    Parasitic cyst of retina, bilateral

  • H33.129—

    Parasitic cyst of retina, unspecified eye

  • H33.191—

    Other retinoschisis and retinal cysts, right eye

  • H33.192—

    Other retinoschisis and retinal cysts, left eye

  • H33.193—

    Other retinoschisis and retinal cysts, bilateral

  • H33.199—

    Other retinoschisis and retinal cysts, unspecified eye

  • H33.20—

    Serous retinal detachment, unspecified eye

  • H33.21—

    Serous retinal detachment, right eye

  • H33.22—

    Serous retinal detachment, left eye

  • H33.23—

    Serous retinal detachment, bilateral

  • H33.301—

    Unspecified retinal break, right eye

  • H33.302—

    Unspecified retinal break, left eye

  • H33.303—

    Unspecified retinal break, bilateral

  • H33.309—

    Unspecified retinal break, unspecified eye

  • H33.311—

    Horseshoe tear of retina without detachment, right eye

  • H33.312—

    Horseshoe tear of retina without detachment, left eye

  • H33.313—

    Horseshoe tear of retina without detachment, bilateral

  • H33.319—

    Horseshoe tear of retina without detachment, unspecified eye

  • H33.321—

    Round hole, right eye

  • H33.322—

    Round hole, left eye

  • H33.323—

    Round hole, bilateral

  • H33.329—

    Round hole, unspecified eye

  • H33.331—

    Multiple defects of retina without detachment, right eye

  • H33.332—

    Multiple defects of retina without detachment, left eye

  • H33.333—

    Multiple defects of retina without detachment, bilateral

  • H33.339—

    Multiple defects of retina without detachment, unspecified eye

  • H33.40—

    Traction detachment of retina, unspecified eye

  • H33.41—

    Traction detachment of retina, right eye

  • H33.42—

    Traction detachment of retina, left eye

  • H33.43—

    Traction detachment of retina, bilateral

  • H33.8—

    Other retinal detachments

  • H34.00—

    Transient retinal artery occlusion, unspecified eye

  • H34.01—

    Transient retinal artery occlusion, right eye

  • H34.02—

    Transient retinal artery occlusion, left eye

  • H34.03—

    Transient retinal artery occlusion, bilateral

  • H34.10—

    Central retinal artery occlusion, unspecified eye

  • H34.11—

    Central retinal artery occlusion, right eye

  • H34.12—

    Central retinal artery occlusion, left eye

  • H34.13—

    Central retinal artery occlusion, bilateral

  • H34.211—

    Partial retinal artery occlusion, right eye

  • H34.212—

    Partial retinal artery occlusion, left eye

  • H34.213—

    Partial retinal artery occlusion, bilateral

  • H34.219—

    Partial retinal artery occlusion, unspecified eye

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