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. Nels Thygeson:
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Specialties & Research
Dr. Nels Thygeson, MD is board certified in Internal Medicine and Gastroenterology.
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Education & Awards
Dr. Thygeson graduated from Harvard University , Boston.More Education & Awards
Dr. Thygeson has 3 hospital affiliations:
- Alameda Hospital
- Alta Bates Summit Med Ctr -No, Oakland, Ca
- Alta Bates Medical Center
Accepted Insurance Plans
Dr. Thygeson accepts these health insurances in at least one office:
- Cigna - 3 plans
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