Yan, Dan MD, Ph.D.Attending PhysicianInternal Medicine Education: Beijing, Peking Union Medical CollegeMain Office:925-243-2700 Kaiser Permanente 3000 Las Positas Rd Livermore, CA 94551 Certification: Board Certified in Internal Medicine Ph.D.: Mount Sinai School of Medicine, New York, NY Additional Office: North East Medical Services, 1520 Stockton St San Francisco, CA 94133 Hospital Affiliations:Livermore Medical Offices