By Michelle Andrews
Originally published October 21, 2014
To clamp down on health care costs, a growing number of employers and insurers are putting limits on how much they'll pay for certain medical services such as knee replacements, lab tests and complex imaging.
A recent study found that savings from such moves may be modest, however, and some analysts question whether "reference pricing," as it's called, is good for consumers.
The California Public Employees' Retirement System (CalPERS), which administers the health insurance benefits for 1.4 million state workers, retirees and their families, has one of the more established reference pricing systems.
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