Merrionette Park’s Premier Cardiac Surgery Center plans $4.8 million modernization Jul 10, 2024 | Top Stories Premier Cardiac Surgery Center is planning a nearly $4.8 million modernization at its Merrionette Park facility.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.