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H02.421

H02.421: Myogenic ptosis of right eyelid

Billable / specific codeICD-10-CMright

H02.421 is a billable, specific ICD-10-CM code for myogenic ptosis of right eyelid. It is valid for submission on a claim.

Check H02.421 with the rest of the claim: free scrubber

Excludes1 inherited from the categories above H02.421

A category’s note binds every code beneath it.

Written on H02: Other disorders of eyelid

Risk adjustment

No CMS-HCC V28 category: this code does not change a RAF score.

Medicare coverage

H02.421 is named in 18 Medicare coverage policies: 18 listing it as supporting medical necessity. Which one applies depends on your Medicare contractor.

  • A54095Billing and Coding: Nerve Conduction Studies and Electromyography
  • A54969Billing and Coding: Nerve Conduction Studies and Electromyography
  • A56439Billing and Coding: Blepharoplasty
  • A56503Billing and Coding: Blepharoplasty, Eyelid Surgery, and Brow Lift

Code history

Unchanged in every release from FY2024 to FY2027.

Other codes under H02.42

ICD-10-CMFY2027· effective October 1, 2026

Loaded directly from the CMS/NCHS ICD-10-CM public-domain release: see data sources and our editorial policy. If this page disagrees with the CMS tabular list, this page is wrong. Reference information for professional coders; not medical or billing advice.