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Our Team

Our gastroenterology team includes board-certified pediatric gastroenterologists from Pediatric Specialists of Virginia, a nurse practitioner, a dietitian and nurses. The gastroenterology team works closely with other pediatric specialty divisions to provide the most comprehensive care possible. We are also active participants in national research efforts for pediatric inflammatory bowel disease.

Call 703-876-2788 for more information about pediatric gastroenterology services at Inova Children's Hospital.


Inova Children's Hospital pediatric gastroenterologists


Ian Leibowitz, MD Name: Ian Leibowitz, MD
Medical Director, Inova Children's Digestive Disease Program
Board certifications: pediatrics, pediatric gastroenterology, internal medicine

Special interests: inflammatory bowel disease, GERD, eosinophilic esophagitis, video capsule endoscopy, quality improvement



Lynn Duffy, MD Name: Lynn Duffy, MD
Board certifications: pediatrics, pediatric gastroenterology

Special interests: inflammatory bowel disease, video capsule endoscopy



Catherine Chao, MD Name: Catherine Chao, MD
Board certifications: pediatrics, pediatric gastroenterology

Special interests: impedance monitoring, anorectal manometry, GERD, feeding disorders



Muhammad Khan, MD Name: Muhammad Khan, MD
Board certifications: pediatrics, pediatric gastroenterology

Special interests: hepatobiliary and pancreatic diseases, inflammatory bowel disease (IBD), feeding problems, advanced endoscopy



Peter Lee, MD Name: Peter Lee, MD
Board certifications: pediatrics, pediatric gastroenterology

Special interests: liver disease, video capsule endoscopy



Otto Louis-Jacques, MD Name: Otto Louis-Jacques, MD
Board certifications: pediatrics, pediatric gastroenterology

Special interests: impedance monitoring, GERD, eosinophilic esophagitis



Natalie Sikka, MD Name: Natalie Sikka, MD
Board certifications: pediatrics, pediatric gastroenterology

Special interests: obesity



Jaime Wolfe, MD Name: Jaime Wolfe, MD
Board certifications: pediatrics, pediatric gastroenterology

Special interests: inflammatory bowel disease (IBD) and allergic enteropathies, in addition to the full spectrum of GI problems