OLDWICK, N.J.--(BUSINESS WIRE)--A.M. Best Co. has affirmed the financial strength rating (FSR) of A+ (Superior) and the issuer credit ratings (ICR) of “aa-” of Blue Cross and Blue Shield of South Carolina (BCBS SC) and its subsidiaries, BlueChoice HealthPlan of South Carolina Inc, Companion Life Insurance Company (Companion Life) and...
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