Additional Information About the at Festus Nurse Practitioner (FNP) for Family Practice in Festus, MO Full Time Benefits Eligible Monday: 1471 US HWY 61, Festus, MO 63028 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. Since 1994, provided access to extraordinary care in over 145 locations and over 25 specialties in the greater St.