Todd Bisping, who manages Caterpillar's drug-benefits program, says the company was able to reduce its drug costs enough that it waived copayments on generic prescriptions
bought from Wal-Mart. "This is a game changer," says Adam Fein, president of Pembroke Consulting and author of a blog called Drug Channels. "Right now there is no incentive for an employee to choose
the lowest-price pharmacy, because the copays are all equivalent."
Wal-Mart records a profit for each drug sale and benefits by drawing customers to its stores, who may make other
purchases, from groceries to hardware.
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