Accounting consultation; Accounts receivable services; Billing and collection compliance and reporting services in the nature of tracking and monitoring the administration and reconciliation of accounts for others, and related accounting consulting services in the field of air and ground medical transport services [ and organ procurement services ]; Administration of patient reimbursement programs; Administration, billing and reconciliation of accounts on behalf of others; Administrative accounting; Advisory service for organizational issues and business administration, with and without the help of electronic data bases; Advisory services relating to business management and business operations; Assistance in management of business activities; Billing; Business information and accounting advisory services; Business management and consulting services for the health care industry, namely, customer service, accounting services [, and web-based advertising and marketing services ]; [ Health care cost containment; Health care cost review; ] Medical billing support services