The system started in 1999 with the merger of the Providence Health System and the St. John Health System into the St. John Health System due to the merger of the two systems' respective Roman Catholic congregation sponsors, the Daughters of Charity and the Sisters of St. Joseph, into Ascension Health.
John F. Kennedy | Pope John Paul II | Elton John | John | John Lennon | World Health Organization | John Wayne | John McCain | John Kerry | John Cage | Olivia Newton-John | John Williams | National Institutes of Health | John Peel | John Adams | operating system | John Steinbeck | John Travolta | John Milton | John Zorn | John Marshall | John Howard | Super Nintendo Entertainment System | John Singer Sargent | John Ruskin | Nintendo Entertainment System | John Updike | Providence | National Health Service | John Maynard Keynes |