The medical business has you going both ways. On the one hand, they advocate a "free market" so they can charge whatever they want and send you into bankruptcy if not paid on time, but on the other hand, they don't want transparent price competition, so you don't know what hits you, in the wallet, until afterwards.

The local clinic here gives a 41% discount if your income is below about $2400 per month. Maybe your clinic would also give a partial discount even though you have a job.