 OLDWICK, N.J.--BUSINESS WIRE--AM Best has assigned Long Term Issue Credit Ratings of bbb to the newly issued senior unsecured notes of Anthem, Inc. Anthem Indianapolis, IN NYSE:ANTH, which total 3.5 billion. The offering consists of 500 million of 0.45 senior unsecured notes, due 2023; 750 million of 1.5 senior unsecured notes, due 2026; 1.0 billion of 2.55 senior unsecured notes, due 2031; and 1.25 billion of 3.6 senior unsecured notes, due 2051. The outlook assigned to the 