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. William Annan:
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Specialties & Research
Dr. William Annan, MD is board certified in Surgery.
Education & Awards
Dr. Annan graduated from UMDNJ, Newark.
Dr. Annan has 5 hospital affiliations:
- St. Joseph Hospital - Orange
- Los Alamitos Medical Center
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- Additional Information
- Where does Dr. William G. Annan practice?
Dr. William Annan practices Surgery near Garden Grove, CA.
See Garden Grove Surgeons.