I disagree that it's an awful example. Lowering the cost of an MRI (regardless of whether you need any follow-up things that are not directly related to actual

I disagree that it's an awful example. Lowering the cost of an MRI (regardless of whether you need any follow-up things that are not directly related to actually performing the MRI) is beneficial to consumers in every case. Without the ability to shop, the MRI price stays high, and consumers end up paying more.