3 Best Gastroenterologists in Corona, CA

“Dr. Michael received his medical degree from the University of California School of Medicine at Irvine. He completed his residency and fellowship at Long Beach VA Hospital. Dr. Michael has over 53 years of experience in gastroenterology and hepatology. He provides treatments for all gastrointestinal disorders in a friendly and compassionate manner. He currently practices at United Medical Doctors and is affiliated with Corona Regional Medical Center. He practices at one other location. He accepts multiple insurance plans. He speaks Spanish and English. He is friendly, caring, and great with kids.”

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“Dr. Omar Shahbaz completed his internal medicine training at the University of Connecticut. He completed a gastroenterology fellowship at Georgetown University. Dr. Omar is particularly interested in treating patients with GI problems. He completed his Residency at the University of Connecticut, Internal Medicine, and Fellowship Training at Georgetown University, Gastroenterology. He currently practices at United Gastroenterologists and is affiliated with Riverside Community Hospital. He accepts multiple insurance plans. His practice is also available in the Murrieta and Eastvale areas. He speaks French, Italian, and Farsi fluently. He offers telehealth appointments to his patients.”

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“Dr. M. Mazen Jamal graduated with his master’s degree (MD) from the University of Damascus Medical School, followed by a residency in internal medicine and a fellowship in gastroenterology. Dr. Jamal then completed a fellowship in interventional gastroenterology at the University of Liverpool School of Medicine in England. He received a master’s degree in public health (MPH) at the University of New Mexico’s School of Public Health. Dr. Jamal is board-certified in both gastroenterology and internal medicine by the American Board of Internal Medicine. He founded Oceana Gastroenterology Associates in 2014, where he diagnoses, monitors, and treats a wide variety of digestive disorders, such as stomach pain, constipation, ulcers, acid reflux, and Crohn’s disease.”

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