Anthem BlueCross BlueShield is one of the largest health insurers in the country, operating as a licensee of the Blue Cross Blue Shield Association across multiple states. Their plans cover medical, dental, vision, and behavioral health, and their provider network reaches more than 90% of physicians and hospitals in most markets where they operate. For employer groups looking for health benefits with broad access and the backing of one of the most recognized names in American healthcare, Anthem is a standard first conversation.