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. Mark Williams:
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- Currently 1 of 4 stars
The overall average patient rating of Dr. Mark Williams is Poor.
Education & Awards
Dr. Williams graduated from University of Southern California , Los Angeles.
Dr. Williams has 1 hospital affiliations:
- St Elizabeth Health Center
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- Additional Information
- Where does Dr. Mark D. Williams practice?
Dr. Mark Williams practices Emergency Medicine near Murrieta, CA.
See Murrieta Emergency Physicians.