Prevea360 Health Plan provides all business types and sizes with health insurance plans integrated with a physician-led health system that focuses on improving the health of its members, delivering a superior level of care and providing an exceptional patient experience throughout northeastern and western Wisconsin.Prevea360 Health Plan is a true partnership between Prevea Health, HSHS Hospitals and Dean Health Insurance, all who have provided generations of Wisconsin residents with dedicated care and support.In 2018 Prevea360 expanded its service area in western Wisconsin to include Barron, Buffalo, Chippewa, Dunn, Eau Claire and Pepin counties. The Prevea360 service area for northeastern Wisconsin includes Brown, Door, Kewaunee, Manitowoc, Marinette, Menominee, Oconto, Outagamie, Sheboygan and Shawano counties.