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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  • H11.0—

    Pterygium of eye

  • H11.00—

    Unspecified pterygium of eye

  • H11.001—

    Unspecified pterygium of right eye

  • H11.002—

    Unspecified pterygium of left eye

  • H11.003—

    Unspecified pterygium of eye, bilateral

  • H11.009—

    Unspecified pterygium of unspecified eye

  • H11.01—

    Amyloid pterygium

  • H11.011—

    Amyloid pterygium of right eye

  • H11.012—

    Amyloid pterygium of left eye

  • H11.013—

    Amyloid pterygium of eye, bilateral

  • H11.019—

    Amyloid pterygium of unspecified eye

  • H11.02—

    Central pterygium of eye

  • H11.021—

    Central pterygium of right eye

  • H11.022—

    Central pterygium of left eye

  • H11.023—

    Central pterygium of eye, bilateral

  • H11.029—

    Central pterygium of unspecified eye

  • H11.03—

    Double pterygium of eye

  • H11.031—

    Double pterygium of right eye

  • H11.032—

    Double pterygium of left eye

  • H11.033—

    Double pterygium of eye, bilateral

  • H11.039—

    Double pterygium of unspecified eye

  • H11.04—

    Peripheral pterygium of eye, stationary

  • H11.041—

    Peripheral pterygium, stationary, right eye

  • H11.042—

    Peripheral pterygium, stationary, left eye

  • H11.043—

    Peripheral pterygium, stationary, bilateral

  • H11.049—

    Peripheral pterygium, stationary, unspecified eye

  • H11.05—

    Peripheral pterygium of eye, progressive

  • H11.051—

    Peripheral pterygium, progressive, right eye

  • H11.052—

    Peripheral pterygium, progressive, left eye

  • H11.053—

    Peripheral pterygium, progressive, bilateral

  • H11.059—

    Peripheral pterygium, progressive, unspecified eye

  • H11.06—

    Recurrent pterygium of eye

  • H11.061—

    Recurrent pterygium of right eye

  • H11.062—

    Recurrent pterygium of left eye

  • H11.063—

    Recurrent pterygium of eye, bilateral

  • H11.069—

    Recurrent pterygium of unspecified eye

  • H11.1—

    Conjunctival degenerations and deposits

  • H11.10—

    Unspecified conjunctival degenerations

  • H11.11—

    Conjunctival deposits

  • H11.111—

    Conjunctival deposits, right eye

  • H11.112—

    Conjunctival deposits, left eye

  • H11.113—

    Conjunctival deposits, bilateral

  • H11.119—

    Conjunctival deposits, unspecified eye

  • H11.12—

    Conjunctival concretions

  • H11.121—

    Conjunctival concretions, right eye

  • H11.122—

    Conjunctival concretions, left eye

  • H11.123—

    Conjunctival concretions, bilateral

  • H11.129—

    Conjunctival concretions, unspecified eye

  • H11.13—

    Conjunctival pigmentations

  • H11.131—

    Conjunctival pigmentations, right eye

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