35 Hospital management, medical cost management, hospital management consultation, cost management for the health benefit plans of others; conducting marketing studies; payroll preparation, personnel management, personnel management consultation, physician referrals, placing advertisements for others, preparing advertisements for others; procurement, namely, purchasing medical supplies for others; health care utilization and review; business management and consulting services for the health care industry in the fields of customer service, accounting services, and web-based advertising and marketing services; Professional credentialing verification services in the field of healthcare, namely, verifying the skills and knowledge of licensed professionals on behalf of others; peer to peer review services in the field of healthcare, namely, cost management, personnel management, physician credentialing and healthcare utilization review