Dr. Mario Gioia is a cardiologist in Stamford, Connecticut and is affiliated with multiple hospitals in the area, including Stamford Hospital and Morristown Medical Center Atlantic Health System. He received his medical degree from St. George's University School of Medicine and has been in practice between 6-10 years. Dr. Mario Gioia has expertise in treating cardiomyopathy, heart failure, hypertension & high blood pressure, among other conditions - see all areas of expertise. Dr. Mario Gioia accepts Medicare, Aetna, Blue Cross, United Healthcare - see other insurance plans accepted.