Contact Us
Online contact form
contactpbs@gundersenhealth.org (608) 775-8660 or (800) 362-9567, ext. 58660 Mailing address: Gundersen Health System Patient Business Services - NCA3-01 PO Box 4444 La Crosse, WI 54602-4444 Hours: Monday through Friday 7:30 a.m. to 5:30 p.m.