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. Greg Walker:
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Specialties & Research
Dr. Greg Walker, MD is board certified in Diagnostic Radiology and Vascular & Interventional Radiology.
Education & Awards
Dr. Walker graduated from University of Arkansas , Little Rock.
Dr. Walker has 4 hospital affiliations:
- Massachusetts General Hospital
- Saints Memorial Medical Center Inc
Accepted Insurance Plans
Dr. Walker accepts these health insurances in at least one office:
- MVP Health Care Preferred Care - 2 plans
- Tufts Health Plans - 2 plans
- Unicare - 2 plans
- Network Health - 2 plans
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- Additional Information
- Where does Dr. Greg G. Walker practice?
Dr. Greg Walker practices Pediatrics, Pediatric Gastroenterology, Radiology, Diagnostic Radiology, Vascular & Interventional Radiology, and Nuclear Radiology near Waltham, MA.
Additional practice locations include: Boston, MA and Lowell, MA.
See Waltham Pediatricians, Waltham Gastroenterologists, Waltham Radiologists, and Waltham Nuclear Medicine Physicians.