Our gastroenterology team includes board-certified pediatric gastroenterologists, 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 571-226-5600 for more information about pediatric gastroenterology services at Inova Fairfax Hospital for Children or see our locations.
Inova Fairfax Hospital for Children Pediatric Gastroenterologists
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Ian Leibowitz, MD
Medical Director, Inova Pediatric Digestive Diseases Center
Board certifications – Pediatrics, Pediatric Gastroenterology, Internal Medicine
Fellowship – Georgetown University Hospital
Special interests – Inflammatory bowel disease, GERD, eosinophilic esophagitis, video capsule endoscopy, quality improvement
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Lynn Duffy, MD
Board certifications – Pediatrics, Pediatric Gastroenterology
Fellowship – North Shore University Hospital
Special interests – Inflammatory bowel disease, video capsule endoscopy
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Catherine Chao, MD
Board certifications – Pediatrics, Pediatric Gastroenterology
Fellowship – UCLA Medical Center
Additional languages spoken – Chinese
Special interests – Impedance monitoring, anorectal manometry, GERD, feeding disorders |

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Peter Lee, MD
Board certifictions – Pediatrics, Pediatric Gastroenterology
Fellowship – Cincinnati Children's Hospital
Special interests – Liver disease, video capsule endoscopy |

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Otto Louis-Jacques, MD
Board certifications – Pediatrics, Pediatric Gastroenterology
Fellowship – University of Michigan Hospital
Additional languages spoken – French
Special interests – Impedance monitoring, GERD, eosinophilic esophagitis |

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Benjamin Enav, MD
Board certifications – Pediatrics, Pediatric Gastroenterology
Fellowship – UCLA Medical Center
Special interests – Impedance monitoring, functional bowel diseases, inflammatory bowel disease, eosinophilic esophagitis |

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Natalie Sikka, MD
Board certifications – Pediatrics, Pediatric Gastroenterology
Fellowship – Baylor College of Medicine
Additional languages spoken – Spanish
Special interests – Obesity |