In July 2009, my daughter had a test that Labcorp processed. I received a bill stating that her insurance had denied the claim. Actually, LabCorp billed the wrong insurance. I received a request to provide updated information on or about August 15, 2009. I faxed the information to them, secure in the knowledge that her claim would be processed. I received another notice regarding the unpaid balance which I ignored because it had only been about a week since I gave them the updated information. About a month later, I received a notice... read full review »