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License & Identifications

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. Doug Williamson:

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Patient Reviews

Patient comments (0)

The overall average patient rating of Dr. Doug Williamson is Excellent. Dr. Williamson has been reviewed by 1 patients who have provided 0 comments. The rating is 5 out of 5 stars.

Specialties & Research

Dr. Doug Williamson, MD is board certified in Emergency Medicine.

Education & Awards

Dr. Williamson graduated from Vanderbilt University, Columbia.


Dr. Williamson has 3 hospital affiliations:

  • Kaiser Permanente - Riverside Medical Center 
  • Kaiser Permanente - Moreno Valley Community Hospital 
  • Moreno Valley Hospital 


  • English

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Additional Information
Dr. Doug John Williamson MD is a male Emergency Medicine Specialist, has 12 years of experience and practices in Emergency Medicine.
Where does Dr. Doug J. Williamson practice?
Dr. Doug Williamson has 1 office location.
Dr. Doug Williamson practices Emergency Medicine near Riverside, CA.
See Riverside Emergency Physicians.