Current Fellows
Saint Louis University's Division of Gastroenterology and Hepatology has an outstanding three-year fellowship program to train future gastroenterologists and hepatologists.
Our fellows have had a 100% pass rate when they take their boards. Learn more about fellows in SLU's Department of Gastroenterology and Hepatology below.
Alejandro Nieto Dominguez, M.D.
Medical school: Universidad Latina de Panama Facultad de Ciencias de la Salud Dr.
William C. Gorgas
Residency: Cook County Health and Hospitals System
Maya Mahmoud, M.D.
Medical school: Saint Joseph University of Beirut Faculty of Medicine
Residency: Saint Louis University School of Medicine
Nazli Begum Ozurk, M.D.
Medical school: Istanbul University
Residency: Corewell Health William Beaumont University Hospital
Ahmun Zafar, D.O.
Medical school: Touro College of Osteopathic Medicine
Residency: Mount Sinai Morningside
Ameya Deshmukh, D.O.
Medical school: Chicago College of Osteopathic Medicine
Residency: Saint Louis University
Halim Bou Daher, M.D.
Medical school: American University of Beirut Faculty of Medicine
Residency: Saint Louis University
Erica Catherine Becker, M.D.
Medical school: University of Oklahoma College of Medicine
Residency: UConn Internal Medicine
Clinical Nutrition Fellowship: Cleveland Clinic
Spyridon Zouridis, M.D.
Medical school: University of Athens School of Health Sciences
Residency: Albany Medical Center
Clinical Research Fellowship: Saint Louis University
Timothy Brotherton, M.D.
Medical school: University of Missouri- Kansas City
Residency: Saint Louis University
Christopher Nguyen, D.O.
Medical school: University of North Texas Health Science Center
Residency: University of Texas Medical Branch
Umer Farooq, M.D.
Medical school: King Edward Medical University, Pakistan
Residency: Loyola Medicine
Ali Khalifa, M.D.
Medical school: Alexandria University, Egypt
Residency: Rutgers Robert Wood Johnson
Ahmad B. Nasir, M.D.
Medical school: Aleppo University, Faculty of Medicine
Residency: The University of Oklahoma Health Sciences Center Oklahoma City, OK (Internal
Medicine-Pediatrics Residency)
Nida Ansari, D.O.
Medical school: Rowan University School of Osteopathic Medicine
Residency: St. Joseph's University Medical Center