Northwestern Surgical Associates (NSA) is a multispecialty surgical practice affiliated with Northwestern Medicine Central DuPage Hospital and Northwestern University's Feinberg School of Medicine. Our surgeons had been in practice at and have been on the teaching faculty of Northwestern Memorial Hospital for over 50 years. NSA surgeons were repeatedly been named "Top Doctors" by Castle- Connoly, Chicago Magazine, and other professional organizations. Dr. Jeffrey S Fronza is committed to continuing this tradition of exceptional care for the residents of Chicago, the outlying suburbs, and beyond at his practice at Central DuPage Hospital.