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).
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Education & Awards
Dr. O'Brien graduated from The University of Texas at Houston.More Education & Awards
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- Where does Dr. Jennifer J. O'Brien practice?
Dr. Jennifer O'Brien practices Anatomic Pathology & Clinical Pathology near Boston, MA.
See Boston Pathologists.