Arranging of managed care contractual services in the fields of diagnostic imaging, home health care, durable medical equipment, specialty pharmacy, and diagnostic lab services; Business management and consulting services for the health care industry, namely, customer service, accounting services, and web-based advertising and marketing services; Business services, namely, independent medical management services for self-funded major medical health plans; Consulting services in the cost and payment management of health care; Cost management for the health benefit plans of others; Cost management for the health care benefit plans of others; Health care cost containment; Health care cost review; Managed care services, namely, electronic processing of health care information; Managed care services, namely, utilization review and pre-certification services; Management of health care clinics for others; Medical claims management services, namely, electronic re-pricing of physician, hospital, and ancillary medical care provider transactions via the global information network; Medical claims management services, namely, receiving, data entering, and re-pricing of transactions that are originated by physicians, hospitals, and ancillary medical care providers