Dr. Leo Treyzon

Gastroenterologist & Clinical Nutrition Specialist

Leo Treyzon, MD, MS is the former Clinical Chief of the Division of Gastroenterology at Cedars-Sinai Medical Center. He is a board-certified specialist in clinical nutrition and gastroenterology.

He specializes in the best treatment of irritable bowel syndrome (IBS), Crohn’s and Colitis (IBD), gastro-esophageal reflux disease (GERD), ulcers (PUD), gastritis (H. Pylori), small intestinal bacterial overgrowth (SIBO), and cancers of the digestive tract.

Common symptoms he treats include abdominal pain, gas, bloating, diarrhea, constipation, anemia and bleeding.

He is a participating physician and researcher in the Cedars-Sinai Weight Loss Center, Esophageal Center and Cancer Center. Dr. Treyzon performs procedures such as endoscopy, colonoscopy and wireless capsule endoscopy.

Leo Treyzon, MD, Cedars-Sinai Medical Center
8631 W 3rd St # 1015E, Los Angeles, CA 90048, USA; 12301 Wilshire Blvd #315 Los Angeles, CA 90025, USA; 9454 Wilshire Blvd. #510 Beverly Hills, CA 90212, USA
In-person available
Telehealth available

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