Mark Bleiweis is a Thoracic Surgeon in Gainesville, Florida. Dr. Bleiweis has been practicing medicine for over 35 years is highly rated in 6 conditions, according to our data. His top areas of expertise are Hypoplastic Left Heart Syndrome (HLHS), Congenital Heart Disease (CHD), Ventricular Septal Defects, Heart Transplant, and Heart Valve Repair. Dr. Bleiweis is currently accepting new patients.