Catherine B. Ngo, MD

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Catherine Ngo, M.D. has a comprehensive background in general gastroenterology with specific interests in gastrointestinal motility and disorders of the gut-brain interaction. Dr. Ngo offers individualized patient care and works with her patients to optimize their health and wellness. She is board certified and fellowship trained in gastroenterology and hepatology, as well as skilled in endoscopic techniques and diagnostic interpretations of various motility studies. As Director of Motility for the Hoag Digestive Health Institute, providing innovation and personalized technology that improve diagnostic and prognostic capabilities in the realm of motility and functional disorders remain her priority. Dr. Ngo attended UCLA where she earned a Bachelor of Science in biology. She then attended Wake Forest University School of Medicine where she received an NIH fellowship grant in translational research. She completed her internal medicine residency and gastroenterology fellowship training at UC Davis. While there, she presented in a broad range of research areas including the utility of diagnostic testing to predict patient disease progression and outcomes in inflammatory bowel disease, optimization of colonoscopy water technique to improve exam quality and patient experience, and evaluation of the efficacy of a training program for endoscopy assistants to improve physician procedural success and patient satisfaction. Dr. Ngo is an active member of the Orange County community. She has led the creation of a motility referral program, been an associate medical director for outpatient ambulatory GI services, served as hospital liaison for inpatient GI services, and acted as medical director for an outpatient endoscopy center. She looks forward to using all her experiences to create a better and brighter future for her south county community.