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Division of Digestive Diseases & Nutrition

Select staff are listed in alphabetical order by last name. Read a description of the Division of Digestive Diseases & Nutrition.

Name Email Address Phone Number Title Research Description
James, Stephen 301-594-7680 Director
Saslowsky, David 301-594-8876
  • Deputy Director
  • Program Director
Career Development Programs (K awards)
Andersen, Dana 410-868-0638 Program Director Observational and Investigational Clinical Research; Biomedical Devices, Surgical Interventions, and Medications
Barthlett, Alexis 301-594-8881 Program Specialist
Bock, Britny 301-827-6973 Program Specialist
Burgess-Beusse, Bonnie 301-594-4726 Program Director Liver cell, molecular and developmental biology; liver regeneration; bile, bilirubin and cholestasis
Cummings, Diana 301-435-5991 Program Director Gut-Brain Interactions in Nutrition and Obesity; Nutrient Sensing; Gastrointestinal Interoception; Neurobiology of Nausea and Vomiting
Densmore, Christine 301-402-8714 Program Director Institutional Training; Small Business Technology Development; Fellowship Director
Doo, Edward 301-451-4524 Program Director Fatty Liver Disease; Genetic Liver Disease; HIV and Liver; Pediatric Liver Disease; Viral Hepatitis and Infectious Diseases
Evans, Mary 301-594-4578 Program Director Multi-center Clinical Studies in Nutrition & Obesity; Nutrition Obesity Research Centers; Diet & Physical Activity Assessment Methodology
Garcia, Martha 301-496-4726 Program Director Mechanisms in drug-induced hepatotoxicity, molecular pathways in metabolic dysfunction-associated steatotic liver disease (MASLD), lipotoxicity.
Gibbs, Kimberlea 301-435-0720 Program Analyst
Greenwel, Patricia 301-435-1169 Program Director Basic and Translational Gastrointestinal Developmental Biology, Stem Cell Biology, Neurogenesis, Epithelial Cell Biology, Lymphatics, and Pathogenesis of HIV-Related Disease
Hales, Craig 301-451-6585 Program Director Clinical Obesity Prevention and Treatment
Hall, Sherry 301-435-8150 Clinical Trialist
Hoofnagle, Jay 301-496-6555 Program Director Basic and Clinical Research on Liver Diseases
Klapproth, Jan-Michael 301-594-2443 Program Director Alimentary Digestive Diseases, IBD, Celiac Disease, Diarrhea, Gastritis, Endoscopy
Loh, Katrina 301-827-1079 Program Official
Lunsford, Robert 301-402-1379 Program Director Host-microbial Interactions, Pathogenesis and Microbiomes
Maruvada, Padma 301-594-8884 Program Director Nutrient Metabolism; Clinical Obesity and Nutrition
Nguyen, Khoa 240-743-8995 Health Program Specialist HIV/AIDS comorbidities, complications, coinfections
Osganian, Stavroula 301-827-6939 Program Director Pediatric Clinical Obesity
Pawlikowska, Ludmila 301-480-9372 Program Director Genetics and Genomics of Liver and Gastrointestinal Diseases; Obesity and Nutrition
Perrin, Peter 301-451-3759 Program Director Basic and Translational Mucosal Immunology and Inflammation
Ravichandran, Veerasamy 301-594-2388 Program Director Bioinformatics, Computational Biology, Systems Biology, Data Science
Serrano, Jose 301-594-8871 Program Director Gastrointestinal Neuroendocrinology; Exocrine Pancreas; Pancreatitis; Drug Induced Liver Injury; Clinical Research on GI Diseases
Shea-Donohue, Terez 301-451-0092 Program Director Basic and Translational Neurogastroenterology, Gastrointestinal Motility, Gastrointestinal Barrier Function, Mucosal Immunology and Inflammation
Sherker, Averell 301-451-6207 Program Director Autoimmune Liver Disease; Acute Liver Failure; Complications of Chronic Liver Disease; Gallbladder and Biliary Diseases; Liver Bioengineering and Biotechnology; Liver Cancer; Liver Transplantation
Snoddy, Celena 301-827-3467 Program Analyst
Thaivalappil, Jeeva 301-827-8443 Program Specialist
Torrance, Rebecca 301-594-7024 Clinical Trialist
Unalp-Arida, Aynur 301-594-8879
  • Clinical Trialist
  • Program Director
Epidemiology, Clinical Trials, Digestive Diseases, and Nutrition
Van Raaphorst, Rebekah 301-594-0056 Clinical Trialist
Yanovski, Susan 301-594-8882 Senior Scientific Advisor for Clinical Obesity Research