H53.421 Scotoma of blind spot area, right eye

Billable ICD-10-CM code, FY2026.

Applies from H53.42 Scotoma of blind spot area

Applicable to

• Enlarged blind spot

MS-DRG index

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

Approximate ICD-9-CM (GEMs)

• 368.42 Scotoma of blind spot area (approximate)

Code annotations containing back-references to H53.421

Back-references to H53.4

• Use Additional: S04.0 Injury of optic nerve and pathways ("code to identify any visual field defect or blindness (H53.4-, H54.-)")

Nearby codes

• H53.411 Scotoma involving central area, right eye
• H53.412 Scotoma involving central area, left eye
• H53.413 Scotoma involving central area, bilateral
• H53.419 Scotoma involving central area, unspecified eye
• H53.42 Scotoma of blind spot area
• H53.421 Scotoma of blind spot area, right eye (this code)
• H53.422 Scotoma of blind spot area, left eye
• H53.423 Scotoma of blind spot area, bilateral
• H53.429 Scotoma of blind spot area, unspecified eye
• H53.43 Sector or arcuate defects
• H53.431 Sector or arcuate defects, right eye