HCFS Health Care Financial Services, Inc. Debt Collection Complaint

HCFS Health Care Financial Services, Inc. Debt collection department,

Medical Cont'd attempts collect debt not owed Debt was paid California

I was in the hospital in - of 2015 I -, I was taken to - hospital in -, Calif and - to the - in -, - where there I was in a - for three weeks. I am a - patient and they have paid all of my bills and pre approved my stay. I received a bill from Healthcare Revenue Recovery group. Stating that I owe - and if I do not pay it in 30 days they are going to file a judgment against me. I have called them at first they were not going to give me the creditor information, I have called all - hospitals and physicians and all have said I have a - balance. I do n't know what this is but a scam, and now they have my information please help me.