$15,000 for a knee-icing machine?

To the editor: David Lazarus' column on a knee-surgery patient's bill of more than $15,000 for a cooling machine that he didn't have to pay for after a prior operation casts a much-needed light into the darkness of health insurance companies. ("Same surgery, different price: Patient gets $15,000 bill second time," Column, July 3) One of the most astounding aspects of this case was not even discussed: The amount of money charged to rent a cooling machine is absurdly high. How can an equipment company possibly justify billing Anthem Blue Cross more than $15,000 for a few weeks of renting? This points out why medical care in America costs so much and provides so little for the money. We are...