A board-certified physician in pediatrics and pediatric gastroenterology, he brings more than 35 years of experience focused on the diagnosis and management of gastrointestinal and nutritional disorders in children. His clinical expertise includes inflammatory bowel disease, gastroesophageal reflux disease, abdominal pain, malabsorption, feeding and swallowing disorders, pancreatic conditions, liver and biliary disease, gastrointestinal bleeding, constipation, celiac disease, and gastrointestinal motility disorders. His work also involves evaluation of complex nutritional needs, including enteral and parenteral nutrition support, multidisciplinary feeding disorders management, and pediatric endoscopy, reflecting a comprehensive approach to pediatric digestive health. Throughout his career, he has remained involved with organizations including the North American Society for Pediatric Gastroenterology, Hepatology and Nutrition (NASPGHAN), American Academy of Pediatrics, International Association for Pediatric Feeding and Swallowing, Interdisciplinary Pediatric Feeding Research Consortium, Orange County Gastroenterology Society, and Alpha Omega Alpha Honor Medical Society.

Over the course of his career, he has held senior clinical and program leadership roles overseeing pediatric gastroenterology services, multidisciplinary feeding programs, ambulatory care services, and gastrointestinal laboratory operations. In addition to clinical practice, he has been involved in multicenter clinical research as a principal investigator studying treatments for Crohn’s disease, ulcerative colitis, gastroesophageal reflux disease, constipation, and pediatric feeding disorders, contributing to peer-reviewed publications, presentations, and educational lectures involving pediatric gastrointestinal conditions. He has more than 10 years of expert witness experience, providing consultation, depositions, and testimony in matters involving pediatric gastrointestinal conditions. Although no longer in active clinical practice, he maintains an active medical license and continues to provide expert analysis.