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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Specialties & Research
Dr. William Williams, MD is board certified in Internal Medicine.
Education & Awards
Dr. Williams graduated from University of Southern California , Los Angeles.
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- Additional Information
- Where does Dr. William E. Williams practice?
Dr. William Williams practices Internal Medicine near El Sobrante, CA.
See El Sobrante Internists.