Browse Health
Internist, Cardiologist (heart)

Accepting new patients
License & Identifications

A medical license is required for a doctor to practice medicine in a particular state. Requirements vary by state but most require, at a minimum, post-graduate training in the doctor’s specific specialty. An NPI number is a national identifier unique to an individual health care provider and is managed by the Center for Medicare & Medicaid Services (CMS).

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Specialties & Research

Dr. Frank Marcus, MD is board certified in Internal Medicine and Cardiovascular Disease.

  • He has special expertise in 25 areas:
  • Acute Coronary Syndrome (ACS)
  • Aortic Valve Insufficiency
  • Aortic Valve Stenosis
  • Atrial Fibrillation
  • Atrial Flutter
  • Bacterial Endocarditis
  • Bundle-Branch Block
  • Cardiac Arrhythmias
  • Cardiovascular Disease
  • Coronary Disease
  • Heart Block
  • Heart Catheterization
  • Heart Diseases
  • Heart Transplantation
  • Heart Valve Diseases
  • High Blood Pressure (Hypertension)
  • High Cholesterol (Hypercholesterolemia)
  • Myocardial Diseases
  • Myocardial Infarction
  • Pregnancy Complications
  • > Show all expertise

Education & Awards

Dr. Marcus graduated from Boston University . He has 3 awards.

One of America's Leading Experts on:
Cardiac Arrhythmias
Myocardial Infarction


Dr. Marcus has 4 hospital affiliations:

  • University Medical Center - Tucson 
  • Northwest Medical Center - Tucson 


  • Spanish
  • French

> > > > Dr. Frank Marcus, MD

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Additional Information
Dr. Frank I Marcus MD is a male Internist and practices in Internal Medicine and Cardiovascular Disease.
Where does Dr. Frank I. Marcus practice?
Dr. Frank Marcus has 1 office location.
Dr. Frank Marcus practices Internal Medicine and Cardiovascular Disease near Tucson, AZ.
See Tucson Internists and Tucson Cardiologists.