Who Owns Medica Health Insurance? 
Medica started in 1975 by a group of physicians for the purpose of becoming a Physicians Health Plan . They offer coverage in Minnesota and select counties in Wisconsin , North Dakota and South Dakota . According to Medica , `` It was the first open-access health plan in the state . In 1991 , PHP merged with Share to become Medica . And in 1994 , Medica merged with HealthSpan to form Allina Health System , an integrated organization offering both health care coverage and medical services . Medica became an independent health plan in 2001 '' . In 2010 , Medica reported $ 4 Billion in revenue and that `` 90 % of fully insured premium revenue was used to pay for health care expenses '' . Medica states that over 96 % of Minnesota 's providers participate in the program and they offer a large national network of over 660,000 providers and 5,100 hospitals to it 's members . Resources : Medica.com 