H21.242 Degeneration of pupillary margin, left eye

Billable ICD-10-CM code, FY2026.

Applies from H21 Other disorders of iris and ciliary body

Excludes2 (not included here)

• sympathetic uveitis (H44.1-)

MS-DRG index

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

Approximate ICD-9-CM (GEMs)

• 364.54 Degeneration of pupillary margin (approximate)

Nearby codes

• H21.232 Degeneration of iris (pigmentary), left eye
• H21.233 Degeneration of iris (pigmentary), bilateral
• H21.239 Degeneration of iris (pigmentary), unspecified eye
• H21.24 Degeneration of pupillary margin
• H21.241 Degeneration of pupillary margin, right eye
• H21.242 Degeneration of pupillary margin, left eye (this code)
• H21.243 Degeneration of pupillary margin, bilateral
• H21.249 Degeneration of pupillary margin, unspecified eye
• H21.25 Iridoschisis
• H21.251 Iridoschisis, right eye
• H21.252 Iridoschisis, left eye