> > > > Dr. John Marcinak, MD
Dr. John Francis Marcinak MD is a male Infectious Disease Specialist, has 28 years of experience and practices in Pediatrics, Pediatric Infectious Diseases, and Infectious Disease.
Dr. John Marcinak has 3 office locations.
3822 Lake Ave
Wilmette, IL 60091

Phone Number
Locations and availability (3)
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. John Marcinak, MD is board certified in Pediatrics and Pediatric Infectious Diseases.

  • He has special expertise in 2 areas:
  • Sickle Cell Anemia
  • Staphylococcal Infections (Staph Infection)

Education & Awards

Dr. Marcinak graduated from The Ohio State University , Columbus.


Dr. Marcinak has 4 hospital affiliations:

  • The University of Chicago Medicine 
  • University Of Illinois Medical Center At Chicago 

Accepted Insurance Plans

Dr. Marcinak accepts these health insurances in at least one office:

  • United Healthcare - 18 plans
  • Great-West Healthcare - 2 plans
  • Unicare - 12 plans
  • Blue Cross Blue Shield of Illinois - 4 plans
  • Humana - 12 plans
  • Cigna - 5 plans


  • Spanish

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Additional Information
Where does Dr. John F. Marcinak practice?
Dr. John Marcinak practices Pediatrics, Pediatric Infectious Diseases, and Infectious Disease near Wilmette, IL.
Additional practice locations include: Chicago, IL and Burr Ridge, IL.
See Wilmette Pediatricians, Wilmette Pediatric Specialists, and Wilmette Infectious Disease Doctors.