Some Out-Of-State Coverage Group Health Cooperative of Eau Claire - Greater Wisconsin Network Major Health Systems Aspirus HealthEssentia HealthMarshfield Clinic Health SystemGundersen Health SystemAspirus St Luke's Full Service Areas Adams County Ashland County Bayfield County Buffalo County Burnett County Clark County Crawford County Douglas County Grant County Green County Iowa County Iron County Jackson County La Crosse County Lafayette County Langlade County Lincoln County Monroe County Pierce County Polk County Portage County Richland County Sawyer County St. Croix County Vernon County Vilas County Washburn County Wood County Limited Service Areas Minnesota Michigan Florence County