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I78.0

I78.0: Hereditary hemorrhagic telangiectasia

Billable / specific codeICD-10-CM

I78.0 is a billable, specific ICD-10-CM code for hereditary hemorrhagic telangiectasia. It is valid for submission on a claim.

Check I78.0 with the rest of the claim: free scrubber

Inclusion terms

Alternative wordings a physician may use in the chart for this same code.

  • Rendu-Osler-Weber disease

Risk adjustment

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

Medicare coverage

I78.0 is named in 15 Medicare coverage policies: 12 listing it as supporting medical necessity, and 3 listing it as NOT covered. Which one applies depends on your Medicare contractor.

  • A52870Billing and Coding: Treatment of Varicose Veins of the Lower Extremitynot covered
  • A57305Billing and Coding: Varicose Veins of the Lower Extremity, Treatment ofnot covered
  • A57706Billing and Coding: Treatment of Varicose Veins of the Lower Extremitiesnot covered
  • A52370Billing and Coding: Bevacizumab and biosimilars

Alphabetic index entries that lead here

  • Babington's disease(familial hemorrhagic telangiectasia)
  • Goldstein's disease(familial hemorrhagic telangiectasia)
  • Osler-Rendu disease(-Weber)
  • Rendu-Osler-Weber disease or syndrome
  • Weber-Osler syndrome
  • Angioma›hemorrhagicum hereditaria
  • Angiomatosis›hemorrhagic familial
  • Angiomatosis›hereditary familial
  • Disease, diseased›Babington's(familial hemorrhagic telangiectasia)
  • Disease, diseased›Goldstein's(familial hemorrhagic telangiectasia)
  • Disease, diseased›Osler-Rendu(familial hemorrhagic telangiectasia)
  • Disease, diseased›Rendu-Osler-Weber(familial hemorrhagic telangiectasia)

Code history

Unchanged in every release from FY2024 to FY2027.

Other codes under I78

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.