Recent graduates of our program have made many important academic achievements, and occupy key leadership roles in institutions around the country and overseas. These include fellowship program directors, hepatology directors and GI division directors.
![Ryan Pitman, MD](https://pediatricgi.wustl.edu/files/2021/11/missing-profile.jpg)
Ryan Pitman, MD
July 2016 – July 2019
Current position: Assistant Professor of Pediatrics, Indiana University/Riley Children’s Hospital
![Nadia Naz, MD](https://pediatricgi.wustl.edu/files/2021/11/missing-profile.jpg)
Nadia Naz, MD
July 2017 – September 2020
Current position: Pediatric Transplant Hepatology Fellow, Washington University School of Medicine/St. Louis Children’s Hospital
![Chaowapong (Chao) Jarasvaraparn, MD](https://pediatricgi.wustl.edu/files/2021/11/missing-profile.jpg)
Chaowapong (Chao) Jarasvaraparn, MD
July 2018 – June 2021
Current position: Pediatric Transplant Hepatology Fellow, Washington University School of Medicine/St. Louis Children’s Hospital
![Mallory Cohen, MD](https://pediatricgi.wustl.edu/files/2021/11/missing-profile.jpg)
Mallory Cohen, MD
July 2017 – June 2020
Current positions: Assistant Professor in Pediatrics, Loma Linda University Health Care, Department of Pediatrics, Loma Linda, CA
![Brendan Harris, MD](https://pediatricgi.wustl.edu/files/2021/11/missing-profile.jpg)
Brendan Harris, MD
July 2016 – July 2019
Current position: Pediatric Gastroenterologist, Mercy Clinic Kids, St. Louis, MO
![Ashlyn Turner, MD](https://pediatricgi.wustl.edu/files/2021/11/Ashlyn-Turner.jpg)
Ashlyn Turner, MD
July 15 – June 18
Current position: Assistant Professor of Pediatrics, Washington University School of Medicine/St. Louis Children’s Hospital
![Sakil Kulkarni, MD](https://pediatricgi.wustl.edu/files/2021/11/Sakil-Kulkarni.jpg)
Sakil Kulkarni, MD
July 2014 – June 2018
Current position: Assistant Professor of Pediatrics, Washington University School of Medicine/St. Louis Children’s Hospital
![Kim Liss, MD](https://pediatricgi.wustl.edu/files/2021/11/Kim-Liss.jpg)
Kim Liss, MD
July 2014 – June 2017
Current position: Instructor in Pediatrics, Washington University School of Medicine/St. Louis Children’s Hospital
![Rachel Kassel, MD, PhD](https://pediatricgi.wustl.edu/files/2021/11/missing-profile.jpg)
Rachel Kassel, MD, PhD
July 2013 – June 2016
Current position: Assistant Professor in Pediatrics, University of Alabama Birmingham
![Christina Hickey, MD](https://pediatricgi.wustl.edu/files/2021/11/Christina-Hickey-280x386-1.jpeg)
Christina Hickey, MD
July 2012 – June 2015
Current position: Instructor in Pediatrics, Washington University School of Medicine/St. Louis Children’s Hospital
![Caroline Meyer, MD](https://pediatricgi.wustl.edu/files/2021/11/missing-profile.jpg)
Caroline Meyer, MD
July 2012 – June 2015
Current position: Assistant Professor in Pediatrics, University of Colorado School of Medicine, Children’s Hospital Colorado – Colorado Springs
![Brian DeBosch, MD, PhD](https://pediatricgi.wustl.edu/files/2021/11/missing-profile.jpg)
Brian DeBosch, MD, PhD
July 2010 – June 2014
Current position: Associate Professor of Pediatrics, Washington University School of Medicine/St. Louis Children’s Hospital
![Nisreen Soufi, MD](https://pediatricgi.wustl.edu/files/2021/11/missing-profile.jpg)
Nisreen Soufi, MD
July 2011 – June 2014
Current position: Assistant Professor of Clinical Pediatrics, University of Southern California/Children’s Hospital, Los Angeles, CA
![Jessica McGhee, MD](https://pediatricgi.wustl.edu/files/2021/11/missing-profile.jpg)
Jessica McGhee, MD
July 2011 – June 2014
Current position: Assistant Professor of Pediatrics, University of Oklahoma-Tulsa, OK
![Shannon Joerger, MD](https://pediatricgi.wustl.edu/files/2021/11/Shannon-Joerger.jpg)
Shannon Joerger, MD
July 2010 – June 2013
Current position: Assistant Professor of Pediatrics, Washington University School of Medicine/St. Louis Children’s Hospital
![Amy Garcia, MD](https://pediatricgi.wustl.edu/files/2021/11/missing-profile.jpg)
Amy Garcia, MD
July 2009 – June 2012
Current position: Pediatric Gastroenterologist, Duluth, MN
![Raffi LevTzion, MD](https://pediatricgi.wustl.edu/files/2021/11/missing-profile.jpg)
Raffi LevTzion, MD
July 2009 – June 2012
Current position: Assistant Professor, Hebrew University of Jerusalem
![Meredith Hitch, MD](https://pediatricgi.wustl.edu/files/2021/11/missing-profile.jpg)
Meredith Hitch, MD
July 2008 – July 2011
Current position: Pediatric Gastroenterologist, Our Lady of the Lake Children’s Hospital, Baton Rouge, LA
![William Bennett, MD](https://pediatricgi.wustl.edu/files/2021/11/missing-profile.jpg)
William Bennett, MD
July 2007 – July 2011
Current position: Associate Professor of Pediatrics, Indiana University School of Medicine
![Lori Holtz, MD](https://pediatricgi.wustl.edu/files/2021/11/Lori-Holtz.jpg)
Lori Holtz, MD
July 2006 – June 2009
Current position: Associate Professor of Pediatrics, Washington University School of Medicine/St. Louis Children’s Hospital
![Bernadette Vitola, MD](https://pediatricgi.wustl.edu/files/2021/11/missing-profile.jpg)
Bernadette Vitola, MD
July 2006 – June 2009
Current position: Associate Professor, Medical College of Wisconsin/Children’s Hospital of Wisconsin, WI
![Alex Weymann, MD](https://pediatricgi.wustl.edu/files/2021/11/missing-profile.jpg)
Alex Weymann, MD
July 2005 – June 2008
Current position: Assistant Professor of Clinical Pediatrics, Ohio State University College of Medicine/Nationwide Children’s Hospital
![Sheela Deivanayagam, MD](https://pediatricgi.wustl.edu/files/2021/11/missing-profile.jpg)
Sheela Deivanayagam, MD
July 2004 – June 2007
Current position: Pediatric Gastroenterologist, Payton Manning Children’s Hospital, Indianapolis, IN
![Eyad M. Hanna, MD](https://pediatricgi.wustl.edu/files/2021/11/missing-profile.jpg)
Eyad M. Hanna, MD
July 2004 – June 2007
Current Position: Clinical Associate Professor, University of Iowa Children’s Hospital
![Kimberly Sutton, MD](https://pediatricgi.wustl.edu/files/2021/11/Sutton-Kimberly_Peds_01_300-280x386.jpg)
Kimberly Sutton, MD
Kimberly Sutton, MD graduated from the University of Notre Dame, earning a BS in science business. She completed her medical training at the University of Illinois College of Medicine and her Pediatric Residency training at St. Louis Children’s Hospital. Currently, she is a fellow with the Pediatric Gastroenterology Fellowship Program at Washington University School of Medicine in St. Louis, Missouri. Her research interests include IBD and endoscopy. She enjoys cooking, traveling and spending time with her husband.
![Jenna Diaz, MD](https://pediatricgi.wustl.edu/files/2021/11/missing-profile.jpg)
Jenna Diaz, MD
Jenna Diaz, MD attended the University of Missouri in Columbia, MO for her undergraduate studies, earning a BS in Biology. She completed her medical training there as well. Her pediatric residency training was in Miami, FL at the Nicklaus Children’s Hospital. As a Gastroenterology Fellow at Washington University in St. Louis she is interested in nutrition, short bowel syndrome and inflammatory bowel disease. In her free time, she enjoys running, spending time with family and traveling.
![Jerome Molleston, MD, PhD](https://pediatricgi.wustl.edu/files/2021/11/MollestonJerome-280x386-1.jpg)
Jerome Molleston, MD, PhD
Class of 2024
Jerome Molleston completed his residency at St. Louis Children’s Hospital in 2020. He then went on to complete his fellowship program at Washington University School of Medicine in 2024.
He has now joined Washington University School of Medicine Department of Pediatric Division of Gastroenterology, Hepatology & Nutrition bringing his advanced procedure skills, and, of course, his exuberant and inquiring approach to the care we provide.
![Laura Duckworth, MD](https://pediatricgi.wustl.edu/files/2021/11/missing-profile.jpg)
Laura Duckworth, MD
Class of 2023
Laura Duckworth, MD graduated with a BS in biomedical engineering from Vanderbilt University and an MD from St. Louis University. She then went on to complete her pediatric residency training at Washington University School of Medicine. As Laura stays at WUSM for her pediatric gastroenterology fellowship, she is interested in nutrition and inflammatory bowel disease. In her free time, she enjoys hiking and backpacking, walking her dog, cooking, and traveling.
![Trevor Davis, MD](https://pediatricgi.wustl.edu/files/2021/11/Davis_Trevor-280x386.jpg)
Trevor Davis, MD
Class of 2024
Trevor Davis completed his residency at St. Louis Children’s Hospital in the fall of 2021. He then went on to complete his fellowship program at Washington University School of Medicine in the fall of 2024. He also obtained extra training for the Nationwide Children’s in Columbus, Ohio. He has now joined Washington University School of Medicine Department of Pediatric Division of Gastroenterology, Hepatology & Nutrition bringing will launch an advanced motility program. He has already embarked on several initiatives to increase our knowledge about how to best use motility technology.
![Stefani Tica, MD](https://pediatricgi.wustl.edu/files/2021/11/Tica_Stefani-280x386.jpg)
Stefani Tica, MD
Class of 2024
Stefani Tica completed her residency at St. Louis Children’s Hospital in 2020. She then went on to complete his fellowship program at Washington University School of Medicine in 2024. She is now a faculty member at Riley Children’s Hospital in Indianapolis, Indiana.