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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. Roger McWilliams:

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  1. Qualifications
  2. What's important to you

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Patient Reviews

Patient comments (3)

The overall average patient rating of Dr. Roger McWilliams is Excellent. Dr. McWilliams has been reviewed by 11 patients who have provided 3 comments. The rating is 4.5 out of 5 stars.

Patient Ratings
Ease of Appointment 4.0
Promptness 4.2
Courteous Staff 3.9
Accurate Diagnosis 4.4
Bedside Manner 4.4
Spends Time with Me 4.8
Follows Up After Visit 3.9

Specialties & Research

Dr. Roger McWilliams, MD is board certified in Family Medicine.

Education & Awards

Dr. McWilliams graduated from University of California at Los Angeles. He has 2 awards.

Patients' Choice Award (2008 - 2011, 2014)
Compassionate Doctor Recognition (2009, 2011, 2014)


Dr. McWilliams has 5 hospital affiliations:

  • Anaheim Memorial Medical Center 
  • Placentia-Linda Hospital 


  • Korean
  • Spanish

> > > > Dr. Roger McWilliams, MD

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Additional Information
Dr. Roger Allen McWilliams MD is a male Family Practitioner, has 16 years of experience and practices in Family Medicine.
Where does Dr. Roger A. McWilliams practice?
Dr. Roger McWilliams has 1 office location.
Dr. Roger McWilliams practices Family Medicine near Tustin, CA.
See Tustin Family Physicians.