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Logo of Health Care Service Corporation

Health Care Service Corporation

Empowering Whole Person Health With Compassion and Innovation

Chicago, IL






Science & Healthcare


Mission & purpose

Health Care Service Corporation, a Mutual Legal Reserve Company (HCSC), is an Independent Licensee of the Blue Cross and Blue Shield Association. We are the largest customer-owned health insurer in the United States, serving more than 18.6 million members through our Plans in Illinois, Montana, New Mexico, Oklahoma, and Texas. For nearly a century, we have enabled and coordinated the access to quality care for millions of members. Our experience and industry knowledge establishes a solid foundation for our future—driving innovations that further expand access, improve health outcomes, and reduce costs. Embedded within the fabric of how we operate is a deep sense of caring and commitment that informs how we serve our members, engage in local communities, and deliver positive change to the health care industry. As health care needs evolve, we leverage our portfolio of companies to deliver differentiated value to all industry stakeholders so that, together, we make more possible.