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. James MacDonald:
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Education & Awards
Dr. MacDonald graduated from Saint Louis University.
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- Additional Information
- Dr. James B MacDonald MD is a male Internist, has 1 years of experience and practices in Internal Medicine.
- Where does Dr. James B. MacDonald practice?
- Dr. James MacDonald has 1 office location.
Dr. James MacDonald practices Internal Medicine near Scottsdale, AZ.
See Scottsdale Internists.