Standard&Poor's Ratings Services confirmed its 'AA-/A-1+' ratings on Washington Health Care Facilities Authority, Wash., due to the bank facility being extended to July 29, 2020. The long-term component of the rating is based on the obligor, Providence Health and Services. The short-term component of the rating is based on the liquidity provider, U.S. Bank N.A. USPF Criteria: Bank Liquidity Facilities, June 22, 2007