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. Norman Nishioka:
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Specialties & Research
Dr. Norman Nishioka, MD is board certified in Internal Medicine and Gastroenterology.
- He has special expertise in 1 area:
- Gastrointestinal Endoscopy
Education & Awards
Dr. Nishioka graduated from University of California at Los Angeles.
Dr. Nishioka has 3 hospital affiliations:
- Massachusetts General Hospital
- Mass General Hospital
- Boston: Massachusetts General Hospital
Accepted Insurance Plans
Dr. Nishioka accepts these health insurances in at least one office:
- United Healthcare - 14 plans
- Blue Cross Blue Shield of Massachusetts - 15 plans
- Unicare - 12 plans
- Network Health - 2 plans
- Evercare - 1 plan
- Humana - 6 plans