XXXX for my, then XXXX yr old daughter XXXX. I have XXXX XXXX XXXX. through the XXXX XXXX XXXX in XXXX Nv. I pre authorized the work on XXXX. The XXXX was done on XX/XX/XXXX. A XXXX later, if there was some problem with the covered amount, they had plenty of time to know. I came to pay it in full after a XXXX months of small pmts. and XXXX XXXX XXXX XXXX 's staff said I owed XXXX I have a written pre auth for {$630.00} So I said they needed to call XXXX XXXX again and straighten this out. It went back and forth, They would say I only owed XXXX then back up to XXXX ... I got a note from XXXX, a office staff person at XXXX XXXX 's, saying that she called XXXX and I and my daughter were fully covered and she resubmitted, that was XX/XX/XXXX ... months later. XXXX XXXX, I got a statement form XXXX XXXX Saying the amount I owed my provider, {$630.00} exactly. I sit here now XX/XX/XXXX, The Collection Service of Nevada has garnished my wages, I make {$XXXX} per hour, and I will have trouble feeding my XXXX children, and making mortgage. I have had this problem with XXXX other dentists in the XXXX area ...??? Is this just how they do business? I ALWAYS have gotten a pre Auth. and always say " Please make sure this procedure is covered to the amount quoted ''. Is that some kind of a joke with dentists? You sign that you will be responsible, Then they do not make sure you are covered to the amount quoted. Knowing full well that you will be on the hook anyway. So when I talked to XXXX XXXX XXXX month, before the attached my wages, The woman was looking over all my documentation she says, " they should have known before the final root canal and cap that you were maxed out ''. So did they know? Sounds like they might have. And XXXX other woman who works with me, has had the same problem with the same dentist, over billing after the quote, with the same Ins.