Billing Specialist 73199 US-OK-Oklahoma City Billing Specialist 77299 US-TX-Houston Billing Specialist US----Houston Billing Specialist US----Kennesaw Billing Specialist 49599 US-MI-Grand Rapids Billing specialist 18447 US-PA-BLAKELY Billing Specialist 52499 US-IA-Cedar Rapids Billing Specialist 72545 US-AR-Heber Springs Billing Specialist 30291 US-GA-Union City Billing Specialist 40299 US-KY-Louisville Billing specialist 20721 US-MD-Bowie Billing Specialist US----Memphis Billing Specialist 37069 US-TN-Franklin Billing Specialist 75063 US-TX-Irving Billing Specialist 63385 US-MO-Wentzville Billing Specialist 54344 US-WI-Green Bay Billing Specialist 70598 US-LA-Lafayette Billing Specialist 23177 US-VA-Walkerton Billing Specialist 17324 US----Gardners Billing Specialist US----Orange Park Billing Specialist 60148 US-IL-Lombard Billing Specialist 89077 US-NV-Henderson Billing Specialist 19255 US-PA-Philadelphia Billing Specialist 78691 US-TX-Pflugerville Billing Specialist 14231 US-NY-Williamsville