M. Leona Freseman, CRNA, MS Certified Registered Nurse Anesthetist, Department of Anesthesiology, Critical Care and Pain Medicine Image Phone 617-355-7737 Print Profile Request an Appointment Locations Boston Boston Children's Hospital 300 Longwood Ave. Boston, Massachusetts 02115 Listen M. Leona Freseman, CRNA, MS Certified Registered Nurse Anesthetist, Department of Anesthesiology, Critical Care and Pain Medicine Medical Services Programs & Services Cardiac Anesthesia Services Anesthesia Languages English Locations Boston Boston Children's Hospital 300 Longwood Ave. Boston, Massachusetts 02115