The hope is that if the health care industry can create its own satisfactory solution to price transparency, it can avert the burdensome requirements of the CMS rule.

Beginning next year, hospitals will have to post prices for "shoppable services." But what does that entail?

The CMS's new price transparency rule is intended to bring clarity to health care prices, but could come with unintended consequences.

Between 2000 and 2012, the gap between what private insurance and Medicare paid for hospital stays grew from 10 percent to 75 percent.