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. Barnett Grier:
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- Currently 3.5 of 4 stars
The overall average patient rating of Dr. Barnett Grier is Excellent.
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Specialties & Research
Dr. Barnett Grier, MD is board certified in Internal Medicine.
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Education & Awards
Dr. Grier graduated from University of California at Los Angeles.More Education & Awards
Dr. Grier has 1 hospital affiliations:
- Eastern Plumas Health Care