Chapter 7: Diseases of the eye and adnexa (H00-H59)

40 code categories · 12 sections · ICD-10-CM 2026

Sections

H00-H05 Disorders of eyelid, lacrimal system and orbit (H00-H05)
H10-H11 Disorders of conjunctiva (H10-H11)
H15-H22 Disorders of sclera, cornea, iris and ciliary body (H15-H22)
H25-H28 Disorders of lens (H25-H28)
H30-H36 Disorders of choroid and retina (H30-H36)
H40-H42 Glaucoma (H40-H42)
H43-H44 Disorders of vitreous body and globe (H43-H44)
H46-H47 Disorders of optic nerve and visual pathways (H46-H47)
H49-H52 Disorders of ocular muscles, binocular movement, accommodation and refraction (H49-H52)
H53-H54 Visual disturbances and blindness (H53-H54)
H55-H57 Other disorders of eye and adnexa (H55-H57)
H59 Intraoperative and postprocedural complications and disorders of eye and adnexa, not elsewhere classified (H59)

Code Categories

H00 Hordeolum and chalazion H01 Other inflammation of eyelid H02 Other disorders of eyelid H04 Disorders of lacrimal system H05 Disorders of orbit H10 Conjunctivitis H11 Other disorders of conjunctiva H15 Disorders of sclera H16 Keratitis H17 Corneal scars and opacities H18 Other disorders of cornea H20 Iridocyclitis H21 Other disorders of iris and ciliary body H22 Disorders of iris and ciliary body in diseases classified elsewhere H25 Age-related cataract H26 Other cataract H27 Other disorders of lens H28 Cataract in diseases classified elsewhere H30 Chorioretinal inflammation H31 Other disorders of choroid H32 Chorioretinal disorders in diseases classified elsewhere H33 Retinal detachments and breaks H34 Retinal vascular occlusions H35 Other retinal disorders H36 Retinal disorders in diseases classified elsewhere H40 Glaucoma H42 Glaucoma in diseases classified elsewhere H43 Disorders of vitreous body H44 Disorders of globe H46 Optic neuritis H47 Other disorders of optic [2nd] nerve and visual pathways H49 Paralytic strabismus H50 Other strabismus H51 Other disorders of binocular movement H52 Disorders of refraction and accommodation H53 Visual disturbances H54 Blindness and low vision H55 Nystagmus and other irregular eye movements H57 Other disorders of eye and adnexa H59 Intraoperative and postprocedural complications and disorders of eye and adnexa, not elsewhere classified
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Reviewed by Prajwal Shrestha, CPC, CRC
Certified Professional Coder (CPC) and Certified Risk Adjustment Coder (CRC) · AAPC Member ID 01997614 · About · Editorial policy · Content last reviewed: 2025-10-01

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