All Services Administrative & Secretarial Administrative Assistant $11/hr · Starting at $25 Research, medical billing and coding, A/P and A/R, cold calling, scheduling and follow up, customer service and sales desktop publishing are all skills that I am familiar with. About $11/hr · Ongoing Download Resume Research, medical billing and coding, A/P and A/R, cold calling, scheduling and follow up, customer service and sales desktop publishing are all skills that I am familiar with. Skills & Expertise Administrative AssistantBillingCold CallingCustomer ServiceMedicalMedical BillingResearchSales 0 Reviews This Freelancer has not received any feedback. Browse Similar Freelance Experts Customer Service RepresentativesAdministrative AssistantResearchersBilling ServicesCold CallersSales Experts