Kwong, Tan M.D.Attending PhysicianInternal Medicine Hospital Medicine Education: Tufts University School Of MedicineMain Office:925-295-4000 Kaiser Permanente 1425 S. Main St Walnut, CA 94596 Clinic Intersts:internal medicine and primary care.Certification: Board Certified in Internal Medicine Hospital Affiliations: Antioch Medical Center, Walnut Creek Medical Center