H18.49 Other corneal degeneration

Billable ICD-10-CM code, FY2026.

Applies from H18.4 Corneal degeneration

Excludes1 (never code together)

• Mooren's ulcer (H16.0-)
• recurrent erosion of cornea (H18.83-)

MS-DRG index

Defines the logic of DRG(s) 124-125 in MDC 02.

Approximate ICD-9-CM (GEMs)

• 371.49 Other corneal degenerations (approximate)

Diagnosis Index entries for H18.49

• Degeneration, degenerative › cornea › hyaline (of old scars)
• Degeneration, degenerative › cornea › specified type NEC
• Hassal-Henle bodies or warts (cornea)
• Wart (due to HPV) (filiform) (infectious) (viral) › Hassal-Henle's (of cornea)

Nearby codes

• H18.46 Peripheral corneal degeneration
• H18.461 Peripheral corneal degeneration, right eye
• H18.462 Peripheral corneal degeneration, left eye
• H18.463 Peripheral corneal degeneration, bilateral
• H18.469 Peripheral corneal degeneration, unspecified eye
• H18.49 Other corneal degeneration (this code)
• H18.5 Hereditary corneal dystrophies
• H18.50 Unspecified hereditary corneal dystrophies
• H18.501 Unspecified hereditary corneal dystrophies, right eye
• H18.502 Unspecified hereditary corneal dystrophies, left eye
• H18.503 Unspecified hereditary corneal dystrophies, bilateral