I had an outpatient procedure a few years ago and called to question the bill. It seemed like balance billing at the time and I straight-out said it to the offi

I had an outpatient procedure a few years ago and called to question the bill. It seemed like balance billing at the time and I straight-out said it to the office admin. Apparently that's all it takes, the thought of litigation and bad publicity? I haven't received another bill.