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. John Nicolas:
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- Currently 3 of 4 stars
The overall average patient rating of Dr. John Nicolas is Good.
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Specialties & Research
Dr. John Nicolas, MD is board certified in Internal Medicine.
- He has special expertise in 1 area:
- Preventive Medicine
Education & Awards
Dr. Nicolas graduated from Loyola University Chicago, Maywood.
Dr. Nicolas has 1 hospital affiliations:
- Northwestern Memorial Hospital
Accepted Insurance Plans
Dr. Nicolas accepts these health insurances in at least one office:
- United Healthcare - 16 plans
- Great-West Healthcare - 1 plan
- Unicare - 17 plans
- Blue Cross Blue Shield of Illinois - 1 plan
- Cigna - 8 plans
- Humana - 9 plans
- Aetna - 2 plans
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- Additional Information
- Where does Dr. John D. Nicolas practice?
Dr. John Nicolas practices Internal Medicine near Chicago, IL.
See Chicago Internists.