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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 Switzer:

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Specialties & Research

Dr. Mark Switzer, MD is board certified in Internal Medicine and Pediatrics.

Education & Awards

Dr. Switzer graduated from University of Nebraska, Omaha.


Dr. Switzer has 7 hospital affiliations:

  • Adventist Hinsdale Hospital 
  • Holy Family Medical Center 


  • English

> > > > Dr. Mark Switzer, MD

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Additional Information
Dr. Mark L Switzer MD is a male Internist, has 16 years of experience and practices in Internal Medicine and Pediatrics.
Where does Dr. Mark L. Switzer practice?
Dr. Mark Switzer has 1 office location.
Dr. Mark Switzer practices Internal Medicine and Pediatrics near Westmont, IL.
See Westmont Internists and Westmont Pediatricians.