H18.233 Secondary corneal edema, bilateral

Billable ICD-10-CM code, FY2026.

MS-DRG index

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

Approximate ICD-9-CM (GEMs)

• 371.22 Secondary corneal edema (approximate)

Nearby codes

• H18.223 Idiopathic corneal edema, bilateral
• H18.229 Idiopathic corneal edema, unspecified eye
• H18.23 Secondary corneal edema
• H18.231 Secondary corneal edema, right eye
• H18.232 Secondary corneal edema, left eye
• H18.233 Secondary corneal edema, bilateral (this code)
• H18.239 Secondary corneal edema, unspecified eye
• H18.3 Changes of corneal membranes
• H18.30 Unspecified corneal membrane change
• H18.31 Folds and rupture in Bowman's membrane
• H18.311 Folds and rupture in Bowman's membrane, right eye