H18.4 Non-Billable Code
Corneal degeneration
Chapter Classification
Chapter 7
Diseases of the eye and adnexa (H00-H59)
Section Detail
H15-H22
Disorders of sclera, cornea, iris and ciliary body (H15-H22)
Code Hierarchy
This code is a child of H18.
As a non-billable code, it requires more specific digits to be used on a medical claim.
As a non-billable code, it requires more specific digits to be used on a medical claim.
Coding Guidelines & Notes
excludes1
- Mooren's ulcer (H16.0-)
- recurrent erosion of cornea (H18.83-)
More Specific Diagnosis Codes
This code is not billable as it requires a higher level of specificity. Select a more specific code below.
- H18.40 - Unspecified corneal degeneration Billable
- H18.41 - Arcus senilis
- H18.42 - Band keratopathy
- H18.43 - Other calcerous corneal degeneration Billable
- H18.44 - Keratomalacia
- H18.45 - Nodular corneal degeneration
- H18.46 - Peripheral corneal degeneration
- H18.49 - Other corneal degeneration Billable
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