Department of Medicine
Faculty Members

Dr. Basil Rigas

Professor of Medicine and Pharmacological Sciences

Chief, Divison of Gastroenterology and Hepatology

Dr. Douglas L. Brand
Professor of Clinical Medicine
Dr. Jonathan M. Buscaglia
Director of Endoscopy
Assistant Professor of Medicine
Dr. Edward H. Cheng
Associate Professor of Clinical Medicine
Director, GI Fellowship Program
Dr. Asim S. Khokhar
Assistant Professor of Medicine
Dr. Atul Kumar
Assistant Professor of Medicine
Dr. Chris E. Lascarides
Assistant Professor of Medicine

Dr. Leah Lieber

Assistant Professorof Medicine
Dr. Erich R. Mackow
Associate Professor of Medicine and Microbiology

Dr. Satish Nagula

Assistant Professor of Medicine

Dr. Robert Richards
Associate Professor of Clinical Medicine
Dr. Ramona Rajapakse
Associate Professor of Medicine

Dr. Gina Sam

Assistant Professor of Medicine

Dr. Robert D. Shaw
Associate Professor of Medicine
Chief, GI Section, Northport VA Medical
Dr. Isabelle von Althen
Assistant Professor of Clinical Medicine