University of Nebraska Medical Center
University of Nebraska Medical Center

Current and Past Fellows

Third Year

Marlon De Armas Medina , MD

Gastroenterology Fellow

Marlon  De Armas Medina

Vanessa Starns, MD

Gastroenterology Fellow

Yudelkis Saborit , MD

Gastroenterology Fellow

Second Year

Luis Rivera Martinez, MD

Gastroenterology Fellow

Dr. Rivera Martinez

First Year

Michael Meuth, MD

Gastroenterology Fellow

Yekaterina (Kat) Okouneva, MD

Gastroenterology Fellow

Fellowship Graduates 

Pablo Palomo
Fellowship Dates: 7/1/09-06/30/12
Current position: Pediatric Gastroenterologist at Nemours Children's Hospital in Orlando, FL
Publications while in fellowship: Palomo publications

Benjamin Infantino
Fellowship Dates: 7/1/10-06/30/13
Current position: Pediatric Gastroenterologist at Albany Medical College in Albany, NY
Publications while in fellowship: Infantino publications

Richard Lirio
Fellowship Dates: 7/1/11-06/30/14
Current position: Pediatric Gastroenterologist at Massachusetts General Hospital in Boston, MA
Publications while in fellowship: Lirio publications

Shaija Shelby Kutty
Fellowship Dates: 7/1/11-06/30/14
Current position: Pediatric Gastroenterologist at Johns Hopkins Medicine in Baltimore, MD
Publications while in fellowship: Shelby publications

Emille Reyes
Fellowship Dates: 7/1/12-06/30/15
Current position: Pediatric Transplant Hepatologist at University of Nebraska Medical Center in Omaha, NE
Publications while in fellowship: Reyes publications

Andrew Huang
Fellowship Dates: 7/1/13-06/30/16
Current position: Pediatric Gastroenterologist at University of Nebraska Medical Center in Omaha, NE

Ojasvini Choudhry
Fellowship Dates: 7/1/14-06/30/17
Publications while in fellowship: Chandan publications

Lina Castillo
Fellowship Dates: 7/1/15-06/30/18
Current position: Pediatric Gastroenterologist at Good Shepherd Medical Group in Hermiston, OR
Publications while in fellowship: Castillo publications

David Freestone
Fellowship Dates: 7/1/15-06/30/18
Current position: Pediatric Gastroenterologist at University of Nebraska Medical Center in Omaha, NE

Warapan Nakayuenyongsuk
Fellowship Dates: 7/1/17-8/31/18
Current position: Pediatric Transplant Hepatology at UNMC

Sittichoke Prachupathunyachart
Fellowship Dates: 7/1/16-06/30/19
Current position: Pediatric Gastroenterologist at Bumrungrad International Hospital in Bangkok, Thailand
Publications while in fellowship Prachuapthunyachart publications 

Fernando Medina
Fellowship Dates: 7/1/17-06/30/20
Current position: Pediatric Gastroenterologist at Saint Louis University in St. Louis, MI
Publications while in fellowship: Medina publications

Rasheedat "Yetunde" Fawole
Fellowship Dates: 7/1/2021-6/30/2024 

Sandeep Puri
Fellowship Dates: 7/1/2021-6/30/2024 

Scheherazade Aslam
Fellowship Dates: 7/1/2020-11/30/2023 

Morgan Freesen
Fellowship Dates: 7/1/2020-8/31/2023 (GI Fellowship) 9/1/23-8/31/24 (Transplant Fellowship)

Ahmad Miri
Fellowship Dates: 7/1/18-6/30/21

Emily Dietle
Fellowship Dates: 7/1/18-6/30/21 (GI Fellowship) 7/1/21-6/30/22 (Transplant Fellowship)

Katarzyna (Kasia) Bigaj
Fellowship Dates: 7/1/22-6/30/23
Current position: Pediatric Transplant Hepatology at Montefiore

Morgan Dreesen
Current position: Pediatric Transplant Hepatology at UNMC

Shagun Sharma
Fellowship Dates: 7/1/25-6/30/26
Current position: Pediatric Transplant Hepatology at UNMC

Carolina Guerrero Diaz
Fellowship Dates:7/1/2023-6/30/2026

Tolulope Olorunsogo, MD
Fellowship Dates: 7/1/2023-6/30/2026