van Steenwyk's 1933 creation of the Hospital Service Association of Minnesota, which became known as Blue Cross.

In 1986, the company renamed itself Blue Cross of Atlantic Canada and was headquartered in Moncton.

[1] The company became extremely successful during this period when several major contracts were awarded by large companies and public sector employers for their employee benefit plans, leading to the acquisition of the group business sectors of Ontario Blue Cross and Quebec Blue Cross.

[2] On June 15, 2016, former New Brunswick Premier Bernard Lord was appointed Chief Executive Officer of Medavie Incorporated, effective September 1, 2016.

Medavie is a member of the Canadian Association of Blue Cross Plans (CABCP).