Curing an Overdue Hospital Bill Jacksonville FL

I have medical bills and I have been paying monthly payments. But they turned my account over to a collector in spite of my regular monthly payments. Can they do this? Also, the collector is charging me interest. Do I have to pay the interest?

Isis Medical Billing Consultants
(904) 288-6371
4063 Salisbury Rd
Jacksonville, FL
MDA Medical Billing Services
(904) 739-7248
4932 Sunbeam Road
Jacksonville, FL
Global Medical Billing
(904) 880-2280
11534 E North Ride Cir
Jacksonville, FL
American Medical Systems, AMS Billing Service, Intelli-bill
904-737-5554 800-769-5554
7400 Baymeadows Way, Suite 300
Jacksonville, FL
Candler Medical Billing
(305) 887-1330
10100 Nw 116th Way
Miami, FL
Medical Billing Services Inc
(904) 296-3113
6817 Southpoint Pkwy
Jacksonville, FL
Martin Gottlieb Physician Billing
(904) 346-3088
4932 Sunbeam Rd
Jacksonville, FL
Complete Medical Billing
(904) 783-1490
9253-1 Fish Rd
Jacksonville, FL
Professional Claims Link (PCL, Inc)
(904) 249-6307
1559 Atlantic Blvd
Neptune Beach, FL
Direct Physicians Billing Services
(954) 673-2444
Po box 669325
Pompano Beach, FL
Mailing Address:
Jacksonville Magazine
1261 King St.
Jacksonville, FL 32204
TEL: (904) 389-3622
FAX: (904) 389-3628