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ICD-10-CM Codes
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H00-H59
Diseases of the eye and adnexa
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H15-H22
Disorders of sclera, cornea, iris and ciliary body
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H16-
Keratitis
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2022 ICD-10-CM Diagnosis Code H16.9
2022 ICD-10-CM Diagnosis Code H16.9
Unspecified keratitis
2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
- H16.9 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
- The 2022 edition of ICD-10-CM H16.9 became effective on October 1, 2021.
- This is the American ICD-10-CM version of H16.9 - other international versions of ICD-10 H16.9 may differ.
The following code(s) above
H16.9 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
H16.9:
Approximate Synonyms
- Bilateral contact lens keratitis, unresolved
- Contact lens keratitis, unresolved
- Keratitis
- Keratitis (eye condition)
- Keratitis ichthyosis and deafness syndrome
- Kid syndrome
- Kid syndrome (eye condition)
- Left contact lens keratitis, unresolved
- Right contact lens keratitis, unresolved
- Unresolved contact lens keratitis
- Unresolved keratitis of bilateral eyes caused by contact lens
- Unresolved keratitis of left eye caused by contact lens
- Unresolved keratitis of right eye caused by contact lens
Clinical Information
- A disorder characterized by inflammation to the cornea of the eye.
- Inflammation of the cornea
- Inflammation of the cornea.
ICD-10-CM H16.9 is grouped within Diagnostic Related Group(s) (MS-DRG v39.0):
- 124 Other disorders of the eye with mcc
- 125 Other disorders of the eye without mcc
Convert H16.9 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
- Keratitis (nodular) (nonulcerative) (simple) (zonular) H16.9
ICD-10-CM Codes Adjacent To H16.9
H16.44 Deep vascularization of cornea
H16.9
Unspecified keratitis
H17 Corneal scars and opacities
H17.1 Central corneal opacity
Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.