H21.42 Pupillary membranes, 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-)

Applies from H21.4 Pupillary membranes

Applicable to

• Iris bombé
• Pupillary occlusion
• Pupillary seclusion

Excludes1 (never code together)

• congenital pupillary membranes (Q13.8)

MS-DRG index

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

Approximate ICD-9-CM (GEMs)

• 364.74 Adhesions and disruptions of pupillary membranes (approximate)

Nearby codes

• H21.353 Exudative cyst of pars plana, bilateral
• H21.359 Exudative cyst of pars plana, unspecified eye
• H21.4 Pupillary membranes
• H21.40 Pupillary membranes, unspecified eye
• H21.41 Pupillary membranes, right eye
• H21.42 Pupillary membranes, left eye (this code)
• H21.43 Pupillary membranes, bilateral
• H21.5 Other and unspecified adhesions and disruptions of iris and ciliary body
• H21.50 Unspecified adhesions of iris
• H21.501 Unspecified adhesions of iris, right eye
• H21.502 Unspecified adhesions of iris, left eye