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. Julie O'Brien:
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Education & Awards
Dr. O'Brien graduated from University of Massachusetts, Worcester.
Dr. O'Brien has 2 hospital affiliations:
- U Mass Memorial Med Ctr - Memorial Campus
- U Mass Memorial Medical Center
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- Additional Information
- Where does Dr. Julie A. O'Brien practice?
Dr. Julie O'Brien practices Surgery near Worcester, MA.
See Worcester Surgeons.