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ICD-10-CM/Diseases of the eye and adnexa

H40-H42

Glaucoma (H40-H42)

H40-H42 contains 2 categories and 320 ICD-10-CM codes for FY2027.

H40Glaucoma252 billable
H42Glaucoma in diseases classified elsewhere1 billable

Every ICD-10-CM code, and whether you can actually bill it

Built directly from the official ICD-10-CM FY2027 release published by the CDC / National Center for Health Statistics and CMS.

FY2027 codes are valid for encounters from October 1, 2026 through September 30, 2027.

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