Blue Cross Blue Shield Association
Chicago, IL, USA

Blue Cross Blue Shield Association is a federation of 36 separate United States health insurance organizations and companies, providing health insurance in the United States to more than 106 million people. Blue Cross was founded in 1929 and became the Blue Cross Association in 1960, while Blue Shield emerged in 1939 and the Blue Shield Association was created in 1948. The two organizations merged in 1982.