Walid S. Ayoub MD

Dr. Walid S. Ayoub, MD, is a hepatologist and clinical researcher at Cedars-Sinai Medical Center, where he serves as Associate Medical Director of the Liver Transplant Program within the Karsh Division of Gastroenterology and Hepatology. He is also affiliated with the Comprehensive Transplant Center and contributes to advancing liver disease care through both clinical practice and research.

Dr. Ayoub is board-certified in internal medicine, gastroenterology, and transplant hepatology, with expertise spanning liver transplantation, viral hepatitis, autoimmune liver diseases, and hepatocellular carcinoma. His clinical work focuses on complex liver conditions, including chronic hepatitis B and C, cirrhosis, and transplant-related care.

A recognized leader in hepatology research, Dr. Ayoub’s work includes studies on liver cancer prevention, identification of biomarkers for hepatocellular carcinoma, microbiome-related liver disease, and emerging therapies for conditions such as nonalcoholic steatohepatitis (NASH), primary sclerosing cholangitis, and primary biliary cholangitis.