Gastroenterology and Hepatology Fellows

Year 1

Cristina Castro-Rivera
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Cristina M. Castro-Rivera, M.D., Ph.D.
  • Undergrad: University of Puerto Rico at Mayagüez
  • MD: NYU Grossman School of Medicine
  • Residency: Beth Israel Deaconess Medical Center

Hometown: Mayagüez, Puerto Rico
Hobbies: Cooking, finding good restaurants or being cooked for; Peloton; any activity with my dog, Mateo
Clinical/Research Interests: IBD, disease activity biomarkers, stress and mental health in IBD

Morelli Danielle
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Danielle (Dani) Morelli, M.D.
  • Undergrad: Hunter College
  • MD: LSU Health Sciences Center New Orleans
  • Residency: UT Southwestern/Parkland Health

Hometown: Staten Island, NY
Hobbies: Plant enthusiast, yoga, dancing, cooking & hosting, thrifting, hiking, biking
Clinical Research Interests: MetALD, brain-gut axis, health equity in GI, antiracism, integrative care, medical education

Paik Daniel
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Daniel Paik, M.D., Ph.D.
  • Clinical Associate in Medicine
  • Undergrad: Massachusetts Institute of Technology
  • MD: Columbia University P&S
  • Residency: Weill Cornell

Hometown: San Jose, CA
Hobbies: Exploring restaurants, cooking
Clinical/Research interests: IBD, immune dysregulation

Zhang Lillian
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Lillian Zhang, M.D., Ph.D.
  • Clinical Associate in Medicine
  • Undergrad: University of California, Los Angeles
  • MD: University of California, Davis School of Medicine
  • Residency: New York-Presbyterian/Weill Cornell

Hometown: Cupertino, CA
Hobbies: aerial/circus arts, board games, pub trivia, houseplants
Clinical/Research Interests: gut microbiome, host-microbe interactions, IBD, mucosal immunology

Year 2

Dr. Ariel Bar-Mashiah
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Ariel Bar-Mashiah, M.D.
  • Undergrad: Duke University
  • MD: Icahn School of Medicine at Mount Sinai
  • Residency: NewYork-Presbyterian/Weill Cornell

Hometown: Hewlett, NY
Hobbies: Pop culture, skiing, trivia, tennis, Broadway shows 
Clinical/Research Interests: Genetics, hereditary cancer syndromes, health services research, IBD, AI in medicine 

doctor
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Eliza Cricco-Lizza, M.D.
  • Undergrad: Columbia University
  • MD: Weill Cornell Medicine
  • Residency: Brigham and Women’s Hospital

Hometown: Towaco, NJ
Hobbies: Cooking/baking, trying new restaurants, board games, yoga, orchestra, family time
Clinical/Research Interests: Esophageal motility disorders, shared decision making, simulation in medical education

Dr. Michelle Lee
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Michelle Lee, M.D.
  • Undergrad: Rice University
  • MD: Baylor College of Medicine
  • Residency: New York Presbyterian/Weill Cornell

Hometown: Houston, Texas
Hobbies: gardening, playing volleyball, cooking and eating, traveling, singing, concerts and Broadway shows
Clinical/Research Interests: esophageal and swallowing disorders, functional and motility disorders, gastroesophageal reflux disease, nutrition, obesity

Dr. Emily S. Smith
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Emily Smith, M.D.
  • Undergrad: Columbia University
  • MD: SUNY Downstate Medical Center
  • Residency: NewYork-Presbyterian/Weill Cornell

Hometown: Old Westbury, New York
Hobbies: reading, theatre, travelling, baking, and skiing
Clinical/Research Interests: Inflammatory bowel disease, therapeutic drug monitoring, obesity and nutrition

Year 3

Dr. Aiya Aboubakr
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Aiya Aboubakr, M.D.
  • Undergrad: Columbia University
  • MD: Icahn School of Medicine at Mount Sinai
  • Residency: NewYork-Presbyterian/Weill Cornell

Hometown: Astoria, New York
Hobbies: Traveling, photography, food tours, concerts
Clinical/Research Interests: Colon cancer screening, racial and ethnic disparities in GI, inflammatory bowel disease, obesity 

Dr. Vladislav Fomin
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Vladislav Fomin, M.D.
  • Undergrad: Cornell University
  • MD: Zucker School of Medicine at Hofstra
  • Residency: Massachusetts General Hospital

Hometown: Rockaway Beach, Queens NY
Hobbies: Mixology, running, taekwondo/martial arts, basketball, fantasy sports 
Clinical/Research Interests: Alcohol Liver disease, addiction medicine in hepatology

Dr. Lasha Gogokhia
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Lasha Gogokhia, M.D.
  • Undergrad/MD: Tbilisi State Medical University
  • Residency: St. Mary’s Hospital/Yale

Hometown: Jvari, Georgia
Hobbies: electronic music, travel, cooking, scuba diving, astronomy
Clinical/research interests: IBD, nutrition, malabsorption, microbiota, mucosal immunology

Dr. Benjamin Gordon
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Benjamin Langan Gordon, M.D.
  • Undergrad: Dartmouth College
  • MD: Weill Cornell Medicine
  • Residency: NewYork-Presbyterian/Weill Cornell

Hometown: Armonk, NY
Hobbies: basketball, skiing, crossword puzzles, literature
Clinical/Research Interests: IBD, nutrition, biomarkers

Gastroenterology and Hepatology

Robert S. Brown, Jr., M.D., M.P.H., Chief

Andrew Crawford, Administrator
Tel: (646) 962-5629
ajc2007@med.cornell.edu

Gastroenterology and Hepatology Fellowship Program

Watch our fellowship video and learn more about the program.

Carl Crawford, M.D., Program Director
cvc9002@med.cornell.edu

Catherine Lowery, Administrative Coordinator
cal2048@med.cornell.edu

420 East 70th Street, Floor 4
Tel: (646) 962-4700
Fax: (646) 962-0110

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