Debt collection — Radius Global Solutions LLC (LA)

Didn't receive enough information to verify debt. I was taken XXXX XXXX XXXX XXXX which resulted in a bill. My insurance should have covered the visit, but my provider said there was no record of an XXXX I have been trying to get enough information to dispute it, but the debt collector can not provide any detail ans insists the bill must be paid in full. He refused to give me the origin of the bill and any information that could have been useful to dispute the debt and pushed it out of the view of surprise billing. Its a large bill that is affecting my credit score and the ability to obtain housing. And I need help