![Bella Zeisler, M.D.](https://health.uconn.edu/graduate-medical-education/wp-content/uploads/sites/20/2020/07/zeisler-bella.jpg)
Bella Zeisler, M.D.
Fellowship Director
Assistant Professor of Pediatrics, University of Connecticut School of Medicine
Medical School: State University of New York, Stony Brook School of Medicine
Stony Brook, NY - June 2003
Residency: New York University Medical Center, Department of Pediatrics
New York, NY - June 2006
Fellowship: Cincinnati Children’s Hospital Medical Center, Department of Gastroenterology, Hepatology, and Nutrition, Cincinnati, OH - August 2009
![Katherine Baldwin, M.D.](https://health.uconn.edu/graduate-medical-education/wp-content/uploads/sites/20/2022/03/Baldwin_Katherine_160_208.jpg)
Katherine Baldwin, M.D.
Fellowship Assistant Director
Assistant Professor of Pediatrics, University of Connecticut School of Medicine
Medical School: University of Massachusetts, Worcester, MA 2010
Residency: Combined Internal Medicine/Pediatrics, University of Massachusetts, Worcester, MA 2014
Fellowship: Massachusetts General Hospital, Boston, MA 2017
![Kierstyn Callahan, B.A.](https://health.uconn.edu/graduate-medical-education/wp-content/uploads/sites/20/2020/07/Kierstyn-Callahan-photo-8902.jpg)
Kierstyn Connors, B.A., C-TAGME
Fellowship Program Coordinator
Phone: 860-837-6292
Email: KConnors@connecticutchildrens.org
![Andrea Orsey, M.D., M.S.C.E.](https://health.uconn.edu/graduate-medical-education/wp-content/uploads/sites/20/2020/07/OrseyA-6452final.jpg)
Andrea Orsey, M.D., M.S.C.E.
Associate Chair of Education
Associate Professor of Pediatrics, University of Connecticut School of Medicine
![Marianne Custer, B.S., C-TAGME](https://health.uconn.edu/graduate-medical-education/wp-content/uploads/sites/20/2020/07/Custer_Marianne.jpg)
Marianne Custer, B.S., C-TAGME
Administrative Director, Medical Education
Phone: 860-837-6260
Email: mcuster@connecticutchildrens.org
![Amanda Ross](https://health.uconn.edu/graduate-medical-education/wp-content/uploads/sites/20/2020/07/Amanda-Ross-photo-8887-scaled.jpg)
Amanda Ross
Manager, Graduate Medical Education Fellowship Program Coordinator, Pediatric Orthopaedic Surgery
Phone: 860-837-6277
Email: aross@connecticutchildrens.org