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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. Richard Lewis:

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Specialties & Research

  • He has special expertise in 1 area:
  • Alzheimer's Disease

Education & Awards

Dr. Lewis graduated from University of Nevada, Reno.


Dr. Lewis has 4 hospital affiliations:

  • Kaiser Permanente - Riverside Medical Center 
  • Kaiser Permanente Fontana Medical Center 

> > > > Dr. Richard Lewis, MD

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Additional Information
Dr. Richard Earl Lewis MD is a male Geriatrician, has 26 years of experience and practices in Internal Medicine, Geriatric Medicine, and Geriatric Medicine.
Where does Dr. Richard E. Lewis practice?
Dr. Richard Lewis has 1 office location.
Dr. Richard Lewis practices Internal Medicine, Geriatric Medicine, and Geriatric Medicine near Riverside, CA.
See Riverside Internists, Riverside Geriatric Doctors, and Riverside Family Physicians.