H50.21 Vertical strabismus, right eye

Billable ICD-10-CM code, FY2026.

Applies from H50.2 Vertical strabismus

Applicable to

• Hypertropia

MS-DRG index

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

Approximate ICD-9-CM (GEMs)

• 378.31 Hypertropia (approximate)

Code annotations containing back-references to H50.21

Back-references to H50

• Type 2 Excludes: H53.03 Strabismic amblyopia ("strabismus (H50.-)")

Nearby codes

• H50.15 Alternating exotropia
• H50.16 Alternating exotropia with A pattern
• H50.17 Alternating exotropia with V pattern
• H50.18 Alternating exotropia with other noncomitancies
• H50.2 Vertical strabismus
• H50.21 Vertical strabismus, right eye (this code)
• H50.22 Vertical strabismus, left eye
• H50.3 Intermittent heterotropia
• H50.30 Unspecified intermittent heterotropia
• H50.31 Intermittent monocular esotropia
• H50.311 Intermittent monocular esotropia, right eye