Additional Information About the Role Nurse Practitioner Post Acute Care Will cover O'Fallon, St. Peters, Chesterfield, Lake St. Louis and Maryland Heights. Monday-Friday Days Flexible Schedule No Weekends Call for primary locations (phone only, do not have to go in) is the multi-specialty physician-led organization and includes over 600 doctors and advanced practice providers who are affiliated with top-ranked hospitals in the Midwest region.