Jie, Ren MD, Ph.D.Attending PhysicianCardiology Internal Medicine Education: Beijing, Peking University Health Science CenterMain Office:888-750-0036 Kaiser Permanente 9961 Sierra Ave Fontana, CA 92335 Certification: Board Certified in Cardiology, Internal Medicine Hospital Affiliations: Fontana Medical Center Ontario MedicalCenter Additional Office: 2295 S Vineyard Ave, Ontario, CA 91761