XXXX OF XXXX XXXX XXXX date of servicedid not bill insurance company evertried to collect from XXXX XXXX XX/XX/XXXX after sold to XXXX XXXX systems. XXXX was insurer of record and verified coverage and that XXXX has no obligation to pay. Now " debt '' sold to another entity XXXX XXXX XXXX XXXXand Dynamic Recovery Solutions is now billing XXXX XXXX for same {$630.00} which he is not obligated to pay.