Home / ICD-10-CM / Chapter 4: Endocrine, nutritional and metabolic diseases (E00-E89) / Metabolic disorders (E70-E88)

E78.019: Familial hypercholesterolemia, unspecified

ICD-10-CM code E78.019

New code · FY2026

Billable: use this code on claims.

  • New code, effective October 1, 2025 (FY2026).

Code breakdown

E78.019

  1. E78CategoryDisorders of lipoprotein metabolism and other lipidemias
  2. 0Character 4Pure hypercholesterolemia
  3. 1Character 5Familial hypercholesterolemia
  4. 9Character 6Familial hypercholesterolemia, unspecified

Coding notes

Inclusion terms

  • Familial hypercholesterolemia NOS

Excludes1 (from E78)

  • sphingolipidosis (E75.0-E75.3)

Medicare coverage

E78.019 is listed as a covered diagnosis in 15 Medicare billing and coding articles:

  • A56289 Billing and Coding: Therapeutic Apheresis for Familial Hypercholesterolemia
  • A56774 Billing and Coding: Ophthalmic Angiography (Fluorescein and Indocyanine Green)
  • A56943 Billing and Coding: MolDX: Biomarkers in Cardiovascular Risk Assessment
  • A57037 Billing and Coding: MolDX: Biomarkers in Cardiovascular Risk Assessment
  • A57183 Billing and Coding: Cardiovascular Stress Testing, Including Exercise and/or Pharmacological Stress and Stress Echocardiography
  • A57326 Billing and Coding: Electrocardiograms
  • A57386 Billing and Coding: MolDX: Biomarkers in Cardiovascular Risk Assessment
  • A57559 Billing and Coding: MolDX: Biomarkers in Cardiovascular Risk Assessment
  • A58801 Billing and Coding: Pharmacogenomics Testing
  • A58812 Billing and Coding: Pharmacogenomics Testing

…and 5 more. Check the coverage tool for your CPT code.

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All FY2026 ICD-10-CM changes

ICD-10-CM codes and descriptions are from the CMS and NCHS code files. Coverage is from the CMS Medicare Coverage Database billing and coding articles.