Dr. Fiorella is considered a pioneer in the field of neuro-interventional therapies, advancing new devices and techniques for the treatment of Cerebrovascular disease. Dr. Fiorella spearheaded the acquisition of 2 Mobile Stroke units for Stony Brook University Hospital, the first program in Suffolk County. He is the Principle Investigator or Co-PI on numerous national trials evaluating new devices and techniques for the treatment of aneurysms, acute stroke and intracerebral hemorrhage. He is a senior member of the Society for Neuro-interventional Surgery (SNIS) and senior associate editor of the Journal of Neurointerventional Surgery. Dr. Fiorella has been named amongst the best interventional radiologists/endovascular surgeons in Castle Connolly’s Top Doctors for several years in a row.