2022 ICD-10-CM Diagnosis Code H11.009

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2026

  1. ICD-10-CM Codes
  2. H00-H59
  3. H10-H11
  4. H11-
  5. 2026 ICD-10-CM Diagnosis Code H11.009
2026 ICD-10-CM Diagnosis Code H11.009

Unspecified pterygium of unspecified eye

    2016 2017 2018 2019 2020 2021 2022 2023 2024 2025 2026 Billable/Specific Code
  • H11.009 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
  • The 2026 edition of ICD-10-CM H11.009 became effective on October 1, 2025.
  • This is the American ICD-10-CM version of H11.009 - other international versions of ICD-10 H11.009 may differ.
The following code(s) above H11.009 contain annotation back-referencesAnnotation Back-ReferencesIn this context, annotation back-references refer to codes that contain:
  • Applicable To annotations, or
  • Code Also annotations, or
  • Code First annotations, or
  • Excludes1 annotations, or
  • Excludes2 annotations, or
  • Includes annotations, or
  • Note annotations, or
  • Use Additional annotations
that may be applicable to H11.009:
  • H00-H59 2026 ICD-10-CM Range H00-H59

    Diseases of the eye and adnexaNote
    • Use an external cause code following the code for the eye condition, if applicable, to identify the cause of the eye condition
    Type 2 Excludes
    • 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)
    Diseases of the eye and adnexa

  • H11 ICD-10-CM Diagnosis Code H11

    Other disorders of conjunctiva

      2016 2017 2018 2019 2020 2021 2022 2023 2024 2025 2026 Non-Billable/Non-Specific Code
    Type 1 Excludes
    • keratoconjunctivitis (H16.2-)
    Other disorders of conjunctiva
  • H11.0 ICD-10-CM Diagnosis Code H11.0

    Pterygium of eye

      2016 2017 2018 2019 2020 2021 2022 2023 2024 2025 2026 Non-Billable/Non-Specific Code
    Type 1 Excludes
    • pseudopterygium (H11.81-)
    Pterygium of eye
Approximate Synonyms
  • Pterygium
  • Pterygium (eye condition)
Clinical Information
  • An abnormal triangular fold of membrane in the interpalpebral fissure, extending from the conjunctiva to the cornea, being immovably united to the cornea at its apex, firmly attached to the sclera throughout its middle portion, and merged with the conjunctiva at its base. (Dorland, 27th ed)
ICD-10-CM H11.009 is grouped within Diagnostic Related Group(s) (MS-DRG v43.0):
  • 124 Other disorders of the eye with mcc or thrombolytic agent
  • 125 Other disorders of the eye without mcc

Convert H11.009 to ICD-9-CM

Code History
  • 2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
  • 2017 (effective 10/1/2016): No change
  • 2018 (effective 10/1/2017): No change
  • 2019 (effective 10/1/2018): No change
  • 2020 (effective 10/1/2019): No change
  • 2021 (effective 10/1/2020): No change
  • 2022 (effective 10/1/2021): No change
  • 2023 (effective 10/1/2022): No change
  • 2024 (effective 10/1/2023): No change
  • 2025 (effective 10/1/2024): No change
  • 2026 (effective 10/1/2025): No change
ICD-10-CM Codes Adjacent To H11.009 H10.823 …… bilateral H10.829 …… unspecified eye H10.89 Other conjunctivitis H10.9 Unspecified conjunctivitis H11 Other disorders of conjunctiva 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 …… bilateral H11.009 Unspecified pterygium of unspecified eye H11.01 Amyloid pterygium H11.011 …… of right eye H11.012 …… of left eye H11.013 …… of eye, bilateral H11.019 …… 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 …… bilateral H11.029 Central pterygium of unspecified eye

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.

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