PREFERRED HLTH OF MA PREFERRED HLTH OF MA303 O'CONNELL STMARSHALL MN 56258 USMonday9:00 AM - 5:00 PMTuesday9:00 AM - 5:00 PMWednesday9:00 AM - 5:00 PMThursday9:00 AM - 5:00 PMFriday9:00 AM - 5:00 PMSaturdayClosedSundayClosed Post navigationPrevious post: Port Isabel H-E-BNext post: PRO HEALTH