2097 Compton Avenue, Suite 103, Corona, CA 92881 United States
About Oceana Gastroenterology Associates At Oceana Gastroenterology Associates, we are devoted to the diagnosis and treatment of gastrointestinal diseases. If you’re like the millions of Americans suffering from GI conditions such as gastroesophageal reflux disease (GERD), gastric cancers, inflammatory bowel disease (IBD), hemorrhoids, or many other serious conditions, we can help. Gastroenterologist Dr. M. Mazen Jamal founded Oceana Gastroenterology Associates in 2014 to focus on what he does best: caring for patients with issues affecting the digestive tract. Dr. Jamal has been caring for patients in the area of Corona, California, for decades.