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. Michael Duffy:
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- Currently 4 of 4 stars
The overall average patient rating of Dr. Michael Duffy is Excellent.
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Specialties & Research
Dr. Michael Duffy, MD is board certified in Internal Medicine.
He has special expertise in 2 Areas, including Diabetes and Diabetes Complications.
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Education & Awards
Dr. Duffy graduated from University of Michigan Medical School, Ann Arbor. He has 4 awards.
Dr. Duffy has 8 hospital affiliations:
- Aurora Baycare Medical Center
- Aurora Sheboygan Memorial Medical Center
Accepted Insurance Plans
Dr. Duffy accepts these health insurances in at least one office:
- United Healthcare - 5 plans
- Medica Health Plans - 3 plans
- Anthem - 11 plans
- Evercare - 2 plans
- United Health Group, Inc. - Americhoice - 3 plans
- Humana - 16 plans
- Great-West Healthcare - 2 plans
- Cigna - 4 plans
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