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. Ian Shaffer:
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Specialties & Research
Dr. Ian Shaffer, MD is board certified in Psychiatry.
Education & Awards
Dr. Shaffer graduated from University Of Manitoba Faculty Of Medicine, Winnipeg.
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- Additional Information
- Where does Dr. Ian A. Shaffer practice?
Dr. Ian Shaffer practices Psychiatry near Oakton, VA.
See Oakton Psychiatrists.