Ruben Ruiz, M.D.


    Doctor of Internal Medicine Ruben Ruiz, M.D.

    Ruben Ruiz, M.D., is a veteran internist who has also taught medicine for Stanford University School of Medicine and UCLA / Charles R. Drew University of Medicine and Science. In addition to NuAge Spa, Dr. Ruiz also owns and operates Bella Aesthetica MedSpa & Wellness Center, and three well established and highly popular family medical clinics in Ontario and Rialto. Dr. Ruiz is licensed by the state of California and has enjoyed private practice since 1991. He is fluent in both English and Spanish. His desire is to provide the highest standard of comprehensive care, at an affordable cost, in a warm and caring environment.