S&P Global Ratings assigned its 'AA+' long-term rating to Ascension Health Alliance (Ascension), Mo.'s $221.929 million series 2017A taxable revenue bonds. Bond proceeds of approximately $222 million will be used to refund the series 2007 Oklahoma Development Finance Authority revenue and refunding bonds, issued for St. John Health System, Okla. Management has indicated it will either issue the debt as a new taxable series 2017 bond offering, or under an existing series 2016A taxable debt offering through an increase in the par amount by approximately $222 million. Final determination will be made closer to the time of issuance and based on current market conditions. However, in either scenario, S&P Global Rating is assigning its 'AA+' long-term rating. In addition, S&P