3 Best Gastroenterologists in Fontana, CA

“Dr. Nehali Patel holds board certifications in internal medicine and gastroenterology. Dr. Nehali graduated from Albany Medical College. Dr. Nehali finished her internal medicine residency at the University of Florida College of Medicine, Gainesville. She did her gastroenterology fellowship at the University of Arizona College of Medicine, Tucson. Nehali provides treatment for all gastrointestinal disorders of her patients. She practices at Ontario Medical Center and is affiliated with Kaiser Permanente Fontana Medical Center. Dr. Nehali is highly professional and dedicated to providing excellent care to every patients.”

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“Dr. Tommy Tiong-Hien Oei earned his medical degree from the New York University School of Medicine, New York. Dr. Tommy finished his fellowship in Gastroenterology at Los Angeles County/the University of Southern California. He specializes in performing advanced endoscopy procedures, including Endoscopic Retrograde Cholangiopancreatography. Dr. Tommy delivers exceptional GI care to his patients. He is affiliated with Kaiser Permanente Fontana Medical Center. His practice is also available in Ontario, CA. With Dr. Tommy's expertise, patients can expect to receive outstanding care in a safe and pleasant environment. He is highly professional and dedicated to providing excellent care to every patient.”

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“Dr. Zhigang Song graduated from Shandong Medical College and finished his gastroenterology fellowship at Columbia Presbyterian Medical Center, New York. He is board-certified in Gastroenterology. He has a special interest in performing therapeutic endoscopy procedures and treating inflammatory bowel disease, celiac disease, viral hepatitis, and fatty liver disease. Dr. Zhigang uses state-of-the-art equipment and procedures. He aims to work with patients collaboratively to offer the highest quality of care possible. Dr. Zhigang is a highly professional and compassionate doctor who genuinely cares about his patients. He currently practices at Kaiser Permanente Fontana Medical Center. Dr. Zhigang is a very caring and professional doctor. He really cares about his patients.”

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