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Founder & Medical Director

Meet Dr. Ruiz

Ruben Ruiz, M.D. — Founder and Medical Director of Clínica Médica Familiar.

Dr. Rubén Ruiz, MD — Founder & Medical Director, Clínica Médica Familiar

Dr. Rubén Ruiz, MD — Founder & Lead Physician

Dr. Rubén Ruiz, MD — Founder & Lead Physician

A veteran internist and educator

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 operating well-established and highly popular family medical clinics in Ontario and Rialto, Dr. Ruiz operates a highly successful MedSpa and Wellness Center also in Ontario.

Education and training

After being graduated from Loyola Marymount University in Los Angeles in 1978, Dr. Ruiz attended UCLA School of Medicine, where he was graduated in 1982. He performed his internship and residency in the Department of Internal Medicine at King Drew Medical Center in Los Angeles between 1982 and 1985. He began private practice in 1991, with the launch of Clínica Médica Familiar — which now operates the trio of highly successful Family Medicine and MedSpa clinics.

Teaching and academic appointments

Dr. Ruiz's extensive medical experience includes prestigious positions such as Clinical Preceptor of the Physician's Assistant programs at Stanford University School of Medicine and the College of Osteopathic Medicine of The Pacific; and Assistant Professor of Internal Medicine at UCLA / Charles R. Drew University of Medicine and Science.

Professional appointments and recognition

His professional appointments include Chairmanship, Physician Advisory Committee, Quality Assurance Committee, and Utilization Review Committee with prominent institutions such as King Drew Medical Center / Community Health Plan at King Drew, L.A. Immunizations Task Force, and Cerritos College. He has also been a recipient of the Physician's Recognition Award from the American Medical Association.

Publications and lectures

Dr. Ruiz has also authored papers and lectured at celebrated institutions such as Charles R. Drew / UCLA School of Medicine, St. Mary's Medical Center, and King Drew Medical Center, on a wide range of topics in Internal Medicine.

Patient care today

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.

Learn more about the clinic

From a single Inland-Empire office to three locations serving the community since 1991.