Internal medicine practitioners
Dennis Vega, MD
Dennis Vega, MD is a board‑certified cardiothoracic surgeon leading the Division of Thoracic Surgery at St. Joseph’s Health. Specializing in minimally invasive and robotic-assisted thoracic surgery, Dr. Vega treats lung and esophageal cancers, mediastinal and chest wall tumors, and benign thoracic conditions using advanced approaches such as video-assisted thoracoscopic surgery (VATS) and robot-assisted techniques. Dr. Vega has become known for combining surgical innovation with compassionate care. Fluent in English and Spanish, he fosters trusting relationships and clear communication through every stage of diagnosis, treatment, and recovery. Patients praise him for his clear explanations and strong outcomes.