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H50.50

H50.50: Unspecified heterophoria

Billable / specific codeICD-10-CM

H50.50 is a billable, specific ICD-10-CM code for unspecified heterophoria. It is valid for submission on a claim.

Check H50.50 with the rest of the claim: free scrubber

Risk adjustment

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

Medicare coverage

H50.50 is named in 17 Medicare coverage policies: 17 listing it as supporting medical necessity. Which one applies depends on your Medicare contractor.

  • A54969Billing and Coding: Nerve Conduction Studies and Electromyography
  • A56619Billing and Coding: Nerve Conduction Studies and Electromyography
  • A57185Billing and Coding: Botulinum Toxin Injections
  • A57186Billing and Coding: Botulinum Toxin Injections

Alphabetic index entries that lead here

  • Phoria
  • Strabismus›heterophoria
  • Strabismus›latent

Code history

Unchanged in every release from FY2024 to FY2027.

Other codes under H50.5

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.