Pacific Gastroenterology Medical Associates and Endoscopy Center is a gastroenterology practice based in Mission Viejo, California. The practice provides care for conditions affecting the esophagus, stomach, small intestine, colon and rectum, liver, gallbladder, and pancreas. Its physicians include Om P. Chaurasia, M.D., F.A.C.G., a gastroenterologist with more than 30 years of experience who specializes in colon cancer screening, ERCP, and pancreatobiliary diseases.

Services include gastrointestinal consultations, upper GI endoscopy, colonoscopy, video capsule endoscopy, and interventional endoscopy, as well as evaluation and care related to the liver and pancreas. The practice also offers colon cancer screening and patient education, including procedure preparation information and educational brochures. Patients can contact the office to schedule appointments, access forms and FAQs, use the patient portal, or pay bills. Pacific Gastroenterology operates an endoscopy center and serves patients at its office on Crown Valley Parkway in Mission Viejo. The practice also provides information about insurance and billing, patient privacy, and after-hours services.