HSHS St. Elizabeth’s Hospital plans $17 million radiation oncology clinic Tim Stumm 6 years ago HSHS St. Elizabeth’s Hospital is planning a $17 million radiation oncology clinic in nearly 12,000 square feet of leased space adjacent to its hospital in O’Fallon. To access this content, you must purchase 1 Year Health News Illinois Subscription or 1 Year Group Subscription - Up to 5 Users, or log in if you are a member.