Dr. Gunasekera grew up in Florida. He attended Cornell University for his undergraduate degree and studied medicine at Albany Medical College in New York.
Dr. Gunasekera returned to Florida to train in Internal Medicine at the Orlando Regional Healthcare System, where he also served as Chief Resident. He completed his Cardiology fellowship at the University of New York, Buffalo.
Dr. Gunasekera is Board Certified in Internal Medicine, cardiovascular disease, nuclear cardiology, cardiac computed tomography, echocardiography, and advanced heart failure and transplant cardiology. Dr. Gunasekera currently serves as Chairman of the Quality Review Committee at South Lake Hospital and is a member of the Medical Executive Committee.
Dr. Gunasekera is the director of the South Lake Hospital Chest Pain Committee and serves on the Board of Directors for South Lake Hospital.