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. Leonard Barkin:
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Education & Awards
Dr. Barkin graduated from State University of New York Downstate, Brooklyn.
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- Where does Dr. Leonard Barkin practice?
Dr. Leonard Barkin practices Psychiatry near New York, NY.
See New York Psychiatrists.