H18.89

Non-billable

Other specified disorders of cornea

H18.89 is the ICD-10-CM code for Other specified disorders of cornea. It is a non-billable category code — use a more specific child code such as H18.891 for billing.

Status
Header (non-billable)
Chapter
H00-H59
Parent
H18.8
Subcodes
4
Edition
FY2026

H00-H59 Diseases of the eye and adnexa

No additional coding notes for this code.

Frequently asked questions

What is ICD-10 code H18.89?
H18.89 is the ICD-10-CM code for "Other specified disorders of cornea". It falls under H00-H59 Diseases of the eye and adnexa.
Is H18.89 a billable code?
No — H18.89 is a non-billable header code. Use a more specific child code (such as H18.891) for billing.
What are the subcodes of H18.89?
H18.89 has 4 more specific child codes, including H18.891, H18.892, H18.893.

Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.

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