Anthem Blue Cross, the biggest cus­tomer of Express Scripts, has changed their sup­pli­er. What is inter­est­ing is that Express Scripts offered Anthem $1 bil­lion in price con­ces­sions. Does this mean they were over­charg­ing by at least $1 bil­lion in the first place?  And that Anthem, which mere­ly pass­es this on to its cus­tomers, approved of this?  Why did it take so long for Anthem to make a change to a less expen­sive provider?  And why is there such a gap between the new provider and Express Scripts?  Are we deal­ing with qual­i­ty issues? So many ques­tions, and so much money…