Maya June Viavant

Dr. Sung is a highly esteemed, fellowship-trained interventional pulmonologist and a fellow of the American College of Chest Physicians.He is the senior associate chief of the Stanford Medicine Division of Pulmonary, Allergy and Critical Care Medicine. He founded the interventional pulmonology and bronchoscopy for Stanford Medicine in 2013. With Stanford University School of Medicine, he is a clinical associate professor of medicine – pulmonary, allergy and critical care medicine.In his clinical practice, Dr. Sung delivers care at Stanford Medicine sites in both Palo Alto, Emeryville and Livermore. He is a recognized expert in the diagnosis and treatment of conditions involving the chest and lungs, including complex airway diseases.

I am an interventional radiologist with a particular interest in interventional oncology. I perform a wide range of procedures including ablations of the lung, liver, kidney, bone, and other areas in the body, chemoembolization, embolization, and radioembolization of tumors, biopsies, drainages, and interventions on both the venous and arterial sides. I was the first physician to perform SIR-spheres radioembolization for metastatic tumors to the liver within the VA hospital system, and have been recognized for my teaching of trainees. I am currently the Director of Interventional Radiology and Associate Chief of Radiology at the VA Palo Alto Health Care System.

Dr. Cheng is a Cardiologist at Stanford University School of Medicine in the Department of Medicine and a member of the Cardiovascular Research Institute. Dr. Cheng received his BEng in Chemical Engineering and BSc in biology at MIT. He subsequently completed his MD/PhD at UCSF working in the Srivastava lab studying how extracellular morphogenic signals affect cardiac development and fate determination of cardiac progenitors. Dr. Cheng completed internal medicine residency and cardiology fellowship at Stanford. His current clinical focus is in amyloidosis and cardio-oncology.