H35.422 Microcystoid degeneration of retina, left eye

Billable ICD-10-CM code, FY2026.

Applies from H35 Other retinal disorders

Excludes2 (not included here)

• diabetic retinal disorders (E08.311-E08.359, E09.311-E09.359, E10.311-E10.359, E11.311-E11.359, E13.311-E13.359)

Applies from H35.4 Peripheral retinal degeneration

Excludes1 (never code together)

• hereditary retinal degeneration (dystrophy) (H35.5-)

Excludes2 (not included here)

• peripheral retinal degeneration with retinal break (H33.3-)

MS-DRG index

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

Approximate ICD-9-CM (GEMs)

• 362.62 Microcystoid degeneration (approximate)

Code annotations containing back-references to H35.422

Back-references to H35.42

• Type 1 Excludes: H33.1 Retinoschisis and retinal cysts ("microcystoid degeneration of retina (H35.42-)")

Back-references to H35.4

• Type 2 Excludes: H33.3 Retinal breaks without detachment ("peripheral retinal degeneration without break (H35.4-)")

Nearby codes

• H35.412 Lattice degeneration of retina, left eye
• H35.413 Lattice degeneration of retina, bilateral
• H35.419 Lattice degeneration of retina, unspecified eye
• H35.42 Microcystoid degeneration of retina
• H35.421 Microcystoid degeneration of retina, right eye
• H35.422 Microcystoid degeneration of retina, left eye (this code)
• H35.423 Microcystoid degeneration of retina, bilateral
• H35.429 Microcystoid degeneration of retina, unspecified eye
• H35.43 Paving stone degeneration of retina
• H35.431 Paving stone degeneration of retina, right eye
• H35.432 Paving stone degeneration of retina, left eye