I went to XXXX XXXX ER on XXXX/XXXX/XXXX, I paid my co-pay during the visit. 

XXXX XXXX XXXX XXXX tried to use/bill incorrect insurance information ( XXXX XXXX XXXX ), when I 've had XXXX XXXX XXXX XXXX of Texas insurance since XXXX of XXXX. 

XXXX sold/contacted CommonWealth Financial Systems, they submitted my debt/account to collections on my credit report in XXXX of XXXX. 

I contacted CommonWealth stating I had insurance, they worked with XXXX to resubmit a claim to XXXX of Texas. 

XXXX of Texas denied their claim stating the submission was XXXX months past service date, and I was liable for {$0.00}.