Blue Cross Blue Shield (BCBS) is a federation of 36 independent health insurance companies in the United States. Founded in the 1920s, BCBS provides a variety of health insurance products, including individual and group plans, Medicare, and Medicaid services. The organization aims to improve access to healthcare and promote wellness among its members. BCBS operates under a network of providers, allowing members to receive care from a wide range of doctors and hospitals. The brand is recognized for its commitment to quality healthcare and customer service, making it one of the largest health insurance providers in the country.