Urgent Care Locations. We currently have 3 convenient urgent care locations in Southwest Missouri located in Springfield, Nixa, and Republic. All locations are open 7 days a week, with extended hours when needed. Our Springfield location is always open late with hours until 11:00 pm Monday thru Saturday, and until 10:00 pm on Sundays.Bill Pay‧Insurance & Billing‧ABOUT‧SERVICES‧MEMBERSHIP PROGRAMS‧LOCATIONS.