health, medical, hospital, pharmaceutical and prescription drug insurance underwriting; administration and organizing of prepaid and preferred provider health, medical, hospital, pharmaceutical, prescription drug plans and health savings accounts and similar accounts and related health care plans and networks; insurance claims administration and processing; providing eligibility and benefit information in insurance matters; insurance consultation in the nature of claims remittance advising; providing information, data, reports and analysis pertaining to the underwriting of health, medical, hospital, pharmaceutical and prescription drug insurance and pertaining to the administration and organizing of prepaid and preferred provider health, medical, hospital, pharmaceutical, prescription drug plans and health savings accounts and similar accounts and related health care plans and networks; administering, organizing and underwriting health care coverage through contracted relationships with subscribers and professional clinical, hospital, nursing home and other health care providers