Dr. Stephen Cohen is a cardiologist in North Tustin, California and is affiliated with multiple hospitals in the area, including Hoag Memorial Hospital Presbyterian and Providence St. Joseph Hospital-Orange. He received his medical degree from University of the Witwatersrand and has been in practice for more than 20 years. Dr. Stephen Cohen has expertise in treating coronary artery disease, heart failure, hypertension & high blood pressure, among other conditions - see all areas of expertise. Dr. Stephen Cohen accepts Medicare, Aetna, Humana, Blue Cross, United Healthcare - see other insurance plans accepted.