Hospital Billing Services [ http://www.physiciansbillinggroup.com/receivables-management/ ]
Physicians Billing Group is a professional healthcare consulting firm dedicated to helping physicians improve revenue and increase efficiency. Beside hospital billing we also offer physician credentialing, primary source verification and medical claims billing.

Medical Billing Companies [ http://www.hiiweb.com/ ]
HII is a recognized industry leader in clinical and financial systems and managed services in CKD, ESRD, and CDM.