Dr. Joseph Blackshear is a Internal Medicine,General Physician and Cardiologist in Jacksonville 32224, JACKSONVILLE and has an experience of 48 years in these fields. Dr. Joseph Blackshear practices at Mayo Clinic Jacksonville in Jacksonville 32224, JACKSONVILLE and Ascension Saint Vincents Medical Center Southside in Jacksonville 32216, JACKSONVILLE. He completed Fellowship from Duke University Hospital in 1986,Fellowship from HARVARD Medical School in 1984 and Internship from Hennepin Medical Center in 1979. He is a member of American College of Cardiology. Some of the services provided by the doctor are: Atrial Septal Defect,Pulmonary Hypertension,Cardiac Electrophysiology,Hypotension and Supraventricular Tachycardia etc.