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).

Learn more about Dr. Mark Marrone:

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  1. Qualifications
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Specialties & Research

Dr. Mark Marrone, MD is board certified in Internal Medicine and Nephrology.

  • He has special expertise in 2 areas:
  • High Blood Pressure (Hypertension)
  • Nephrology

Education & Awards

Dr. Marrone graduated from American University of the Caribbean, Coral Gables.


Dr. Marrone has 19 hospital affiliations:

  • St. John Hospital & Medical Center 
  • St. Mary Mercy Hospital 


  • English

> > > > Dr. Mark Marrone, MD

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Additional Information
Dr. Mark Gregory Marrone MD is a male Internist, has 21 years of experience and practices in Internal Medicine and Nephrology.
Where does Dr. Mark G. Marrone practice?
Dr. Mark Marrone has 2 office locations.
Dr. Mark Marrone practices Internal Medicine and Nephrology near Livonia, MI.
Additional practice locations include: Detroit, MI.
See Livonia Internists and Livonia Nephrologists.