Benefis Health System is a nonprofit independent health care system based in the city of Great Falls in the state of Montana in the United States. The system owns 516-bed Benefis Hospital, Sletten Cancer Institute, Benefis Mercy Flight (a fixed-wing and helicopter emergency medical evacuation service), 146-bed Benefis Extended Care Center (for both rehabilitation and long-term nursing care), 12-bed Peace Hospice of Montana, Benefis Quick Care (an ambulatory care facility), and Benefis Physician Associates. As of March 2011, it was Montana's largest hospital.