Providence is a not-for-profit Catholic health system in the western United States with 51 hospitals, more than 1,000 physician clinics, senior care, supportive housing and other health and education services across Alaska, California, Montana, New Mexico, Oregon, Texas and Washington. Its roots go back to the Sisters of Providence, who arrived in Vancouver, Washington in 1856, and it employs about 120,000 caregivers, with system offices in Renton, Washington and Irvine, California.