After completing her cardiovascular training, Dr. Simandl joined the medical school faculty at the State University of New York in Stony Brook, where she also was Medical Director of Echocardiography, Assistant Program Director of the Cardiology Fellowship Program, and Director of the Congestive Heart Failure Program. She is a diplomate of the American Board of Internal Medicine. Dr. Simandl is a Testamur of the American Board of Echocardiography.