I received a call from them after my wife passed a...

I received a call from them after my wife passed away and demanding payment for an ambulance ride that had already been forgiven under the Cancer Relief Act. After the rep gave her usual legal jargon, even after initially refusing to identify herself, her demeanor changed from bully to neutral once she was informed that I was working with a high-powered attorney and then she abruptly ended the call even without taking down my attorney's info.