Highmark Blue Cross Blue Shield was formed in 1996 through the merger of Blue Cross of Western Pennsylvania and Pennsylvania Blue Shield, and it now operates as an independent Blue Cross Blue Shield licensee across Pennsylvania, West Virginia, Delaware, and western and northeastern New York. You can choose individual and family ACA plans, employer group coverage, Medicare Advantage, Medicaid and CHIP, and dental plans, built on one of the largest regional provider networks in its footprint. AM Best affirms Highmark’s financial strength rating at A (Excellent) with a stable outlook. As part of Highmark Health, one of the largest integrated health organizations in the country, the plan also brings you care management and wellness resources alongside standard coverage.