Company Information


Blue Cross and Blue Shield of Illinois has served the people of Illinois since 1936. As health care evolves across the nation, our dedication to our members won't change. We're your friends, families, and neighbors. We're proud to invest in our communities and give our time and talents to make Illinois a better place.

Who We Are

We're the largest and most experienced health insurer in the state, providing nearly 9 million members with comprehensive and affordable health plans.

Learn more about us

Code of Conduct 

Vendor Code of Conduct

Community Involvement

Helping our members and communities to be healthy and well is part of our mission. Our efforts to create a better health care system include programs to bring care and education to all communities in Illinois.  

Outreach activities


Our employees are committed to the wellness of the millions of members, and work to develop innovative products that address our member's changing needs. 

Explore career opportunities


Blue Cross and Blue Shield of Illinois wants all Americans to have access to quality, affordable health care.

Alerts and Announcements


Last Updated: June 16, 2023