Anthem, Inc., is a provider of health insurance in the United States. It is the largest for-profit managed health care company in the Blue Cross Blue Shield Association. As of 2018, the company had approximately 40 million members.
Anthem is ranked 29th on the Fortune 500.
Prior to 2014, it was named WellPoint, Inc. The company was formed by the 2004 merger of WellPoint, based in California, and Anthem, based in Indianapolis, after both companies acquired several health insurance companies.