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ICD-10-CM 2027

ICD-10 code for band keratopathy

H18.42

Band keratopathy

Header — needs a more specific code

From the official ICD-10-CM alphabetic index entry “Keratopathy › band”. Page updated September 29, 2026.

About coding band keratopathy

The ICD-10-CM code for band keratopathy is H18.42 (Band keratopathy).

Within H18.4 (corneal degeneration), H18.42 is specifically for band keratopathy. Related codes cover unspecified corneal degeneration (H18.40), Arcus senilis (H18.41), other calcerous corneal degeneration (H18.43), keratomalacia (H18.44), nodular corneal degeneration (H18.45), peripheral corneal degeneration (H18.46) and other corneal degeneration (H18.49).

To report this condition, pick the subcode that matches the documentation: H18.421 (right eye), H18.422 (left eye), H18.423 (bilateral) and H18.429 (unspecified eye).

It has been part of ICD-10-CM since the code set took effect on October 1, 2015 and hasn't changed since.

Common questions about band keratopathy ICD-10 codes

What is the ICD-10 code for band keratopathy?

H18.42 — Band keratopathy (a header code; report a more specific subcode).

Is H18.42 billable?

No. H18.42 is a header code. Report one of its more specific subcodes instead.