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 Regan:
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Specialties & Research
Dr. John Regan, MD is board certified in Internal Medicine.
- He has special expertise in 2 areas:
- Diabetes Mellitus
Education & Awards
Dr. Regan graduated from University of Minnesota, Twin Cities, Minneapolis.
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- Additional Information
- Where does Dr. John J. Regan practice?
Dr. John Regan practices Internal Medicine near Anchorage, AK.
See Anchorage Internists.