When you buy health insurance, you only think you know what you’re buying. You know parameters such as the deductible, coinsurance, and other nonspecific things. But the devil doesn’t lurk in nonspecific things.

By Michael Gorback, M.D.: Confused and outraged by the prices, often unknown upfront, that you and your insurance company pay for medical services? You’re not the only one. Enter the bizarre world of “Place of Service” pricing.