• Create and send monthly invoices to clients• Receive and post payments into the company billing system• Create and maintain spreadsheets to track monthly payments• Communicate effectively with internal and external contacts to promptly resolve discrepancies in membership and billing• Contact delinquent clients to request past due payments• Answer phone calls regarding eligibility, benefits, changes in coverage and claims• Process eligibility received in various formats within applicable processing system• Process enrollments and dis-enrollments