Dr Ryan is the Director of Sydney Bariatric Clinic with rooms in Westmead, Baulkham Hills and Campbelltown. He has been practicing as a consultant surgeon specializing in obesity (bariatric) surgery for over 10 years. He has performed thousands of Laparoscopic Sleeve Gastrectomies, Gastric Bypass and Gastric Band procedures. He is also experienced in revisional bariatric surgery, such as conversion of gastric banding to other bariatric procedures. He has an extensive team of specialized doctors and allied health that enthusiastically look after the bariatric patient before and after surgery. He also has a public appointment at Westmead Hospital in General and Transplant surgery.