I signed up with Apria for my oxygen.I worked at Hanford nuclear site and got lung cancer,so the US Department of Labor pays for any related medical items related to it. Apria agreed to bill the DOL and I have had nothing but trouble ever since.Sometimes they billed them and sometimes they billed them incorrectly. So I have had a few bills turned over to collection agency without even giving prior notice.They have ruined my credit.After a bill has sent to collection,they won't even talk to me about it. I am considering getting an attorney. This com