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ICD-10-CM 2027

ICD-10 code for bullous keratopathy

H18.1

Bullous keratopathy

Header — needs a more specific code

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

About coding bullous keratopathy

The ICD-10-CM code for bullous keratopathy is H18.1 (Bullous keratopathy).

Within H18 (other disorders of cornea), H18.1 is specifically for bullous keratopathy. Related codes cover corneal pigmentations and deposits (H18.0), other and unspecified corneal edema (H18.2), changes of corneal membranes (H18.3), corneal degeneration (H18.4), hereditary corneal dystrophies (H18.5), Keratoconus (H18.6), other and unspecified corneal deformities (H18.7), other specified disorders of cornea (H18.8) and 1 more.

To report this condition, pick the subcode that matches the documentation: H18.10 (unspecified eye), H18.11 (right eye), H18.12 (left eye) and H18.13 (bilateral).

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 bullous keratopathy ICD-10 codes

What is the ICD-10 code for bullous keratopathy?

H18.1 — Bullous keratopathy (a header code; report a more specific subcode).

Is H18.1 billable?

No. H18.1 is a header code. Report one of its more specific subcodes instead.