Dr. Keith Oken is a Internal Medicine,Cardiologist and Cardiac Electrophysiologist in Jacksonville Beaches, JACKSONVILLE and has an experience of 41 years in these fields. Dr. Keith Oken practices at Mayo Clinic in Jacksonville Beaches, JACKSONVILLE. He completed Fellowship from University of California At San Francisco|Stanford University School Med,Residency from University of California San Francisco and Medical School from Virginia Commonwealth University School of Medicine in 1985. He is a member of American College of Cardiology. Some of the services provided by the doctor are: Unstable Angina,Hypertensive Heart and Chronic Kidney Disease,Complex Single Ventricle Transposition of the Great Arteries,Sick Sinus Syndrome and Mitral Valve Stenosis etc.