Abbas El-Sayed Abbas, MD, is an internationally recognized thoracic surgeon. He is known for his minimally invasive surgical skills and experience in translational and clinical research oncology. He is the chief of thoracic oncology at the Lifespan Cancer Institute as well as the chief of thoracic surgery at The Warren Alpert School of Medicine at Brown University and Brown Surgical Associates.

He attended Ain-Shams University School of Medicine in Cairo, Egypt where he earned his medical degree and completed his internship and residency at the University of Pennsylvania as well as a postdoctoral research fellowship that focused on gene therapy for thoracic malignancies. In addition to this he completed a cardiothoracic surgery fellowship at the Mayo Clinic College of Medicine and Science.