2023 ICD-10-CM Diagnosis Code H16.009

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Unspecified corneal ulcer, unspecified eye

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
  • H16.009 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
  • The 2023 edition of ICD-10-CM H16.009 became effective on October 1, 2022.
  • This is the American ICD-10-CM version of H16.009 - other international versions of ICD-10 H16.009 may differ.
The following code(s) above H16.009 contain annotation back-references
Annotation Back-References
In 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 H16.009:
  • H00-H59
    2023 ICD-10-CM Range H00-H59

    Diseases of the eye and adnexa

    Note
    • 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
Approximate Synonyms
  • Acanthamoeba corneal ulcer
  • Corneal erosion
  • Corneal perforation
  • Corneal ulcer
  • Corneal ulcer due to acanthamoeba
  • Perforation of cornea
  • Superficial corneal ulcer
ICD-10-CM H16.009 is grouped within Diagnostic Related Group(s) (MS-DRG v40.0):
  • 121 Acute major eye infections with cc/mcc
  • 122 Acute major eye infections without cc/mcc

Convert H16.009 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
ICD-10-CM Codes Adjacent To H16.009
H15.853 …… bilateral
H15.859 …… unspecified eye
H15.89 Other disorders of sclera
H15.9 Unspecified disorder of sclera
H16 Keratitis
H16.0 Corneal ulcer
H16.00 Unspecified corneal ulcer
H16.001 …… right eye
H16.002 …… left eye
H16.003 …… bilateral
H16.009 …… unspecified eye
H16.01 Central corneal ulcer
H16.011 …… right eye
H16.012 …… left eye
H16.013 …… bilateral
H16.019 …… unspecified eye
H16.02 Ring corneal ulcer
H16.021 …… right eye
H16.022 …… left eye
H16.023 …… bilateral
H16.029 …… unspecified eye

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