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 Irwin:
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Specialties & Research
Dr. John Irwin, DO is board certified in Internal Medicine.
- He has special expertise in 1 area:
Education & Awards
Dr. Irwin graduated from University of Missouri at Kansas City.
Dr. Irwin has 8 hospital affiliations:
- Bridgton Hospital
- Rumford Hospital
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- Additional Information
- Dr. John Hawkins Irwin DO is a male Internist, has 30 years of experience and practices in Internal Medicine.
- Where does Dr. John H. Irwin practice?
- Dr. John Irwin has 6 office locations.
Dr. John Irwin practices Internal Medicine near Scarborough, ME.
Additional practice locations include: Oakland, ME and Waterville, ME.
See Scarborough Internists.