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. Marianne Barry:
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Education & Awards
Dr. Barry graduated from Georgetown University, Washington. She has 2 awards.
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- Where does Dr. Marianne Barry practice?
Dr. Marianne Barry practices Internal Medicine near Boston, MA.
See Boston Internists.