35 Billing services in the field of healthcare; Business services provided to a network of health care providers, namely, the negotiation and execution of contracts with health care payors; Consulting services in the cost management of health care; Managed care services, namely, electronic processing of health care information; Business management and consulting services for the health care industry, namely, customer service, accounting services, and marketing services; Business management and consulting services for the health care industry, namely, customer service, accounting services, and web-based advertising and marketing services; Business management and consulting services for the health care industry, namely, providing industry expertise and supplier partnerships