Aetna, Inc.; Aetna US Healthcare American Chambers Life Insurance Company, In Liquidation AmeriHealth Anthem Blue Cross Blue Shield of Colorado; Blue Cross Blue Shield of Colorado (Anthem) Anthem Blue Cross Blue Shield of Connecticut; Blue Cross Blue Shield of Connecticut (Anthem) Anthem Blue Cross Blue Shield of Indiana; Blue Cross Blue Shield of Indiana (Anthem) Anthem Blue Cross Blue Shield of Kentucky; Blue Cross Blue Shield of Kentucky (Anthem) Anthem Blue Cross Blue Shield of Maine; Blue Cross Blue Shield of Maine Anthem Blue Cross Blue Shield of Nevada; Blue Cross Blue Shield of Nevada (Anthem) Anthem Blue Cross Blue Shield of New Hampshire; Blue Cross Blue Shield of New Hampshire (Anthem) Anthem Blue Cross Blue Shield of Ohio; Blue Cross Blue Shield of Ohio (Anthem) Anthem Insurance Companies, Inc. Blue Cross & Blue Shield of Kansas City; Blue Cross Blue Shield of Kansas City Blue Cross and Blue Shield of Alabama Blue Cross and Blue Shield of Louisiana Blue Cross and Blue Shield of Michigan Blue Cross and Blue Shield of Minnesota Blue Cross and Blue Shield of New Jersey Blue Cross and Blue Shield of North Carolina; Blue Cross Blue Shield of North Carolina Blue Cross and Blue Shield of Vermont; Blue Cross Blue Shield of Vermont Blue Cross and Blue Shield of Western New York; Blue Cross Blue Shield of Western New York Blue Cross and Blue Shield United of Wisconsin Blue Cross Blue Shield of Central New York; Blue Cross Blue Shield of Central New York (Excellus) Blue Cross Blue Shield of Florida; Blue Cross and Blue Shield of Florida, Inc. 1
Blue Cross Blue Shield of Massachusetts Blue Cross Blue Shield of Oklahoma; Group Health Service of Oklahoma, Inc. d/b/a Blue Cross and Blue Shield of Oklahoma Blue Cross Blue Shield of Texas, A Division of Health Care Service Corporation, A Mutual Legal Reserve Company; Blue Cross Blue Shield of Texas Blue Cross Blue Shield of Utica-Watertown; Blue Cross Blue Shield of Utica-Watertown (Excellus) Blue Cross Blue Shield of Western Pennsylvania; Blue Cross Blue Shield of Western Pennsylvania (Highmark), f/k/a Veritus, Inc.; Blue Cross of Western Pennsylvania Blue Cross Blue Shield Tennessee; Blue Cross Blue Shield of Tennessee, Inc. Blue Cross of California Blue Shield of California Blue Shield of Northeastern New York Blue Shield of Pennsylvania; Blue Shield of Pennsylvania (Highmark); Pennsylvania Blue Shield BlueCross BlueShield Association Federal Employee Service Benefit Plan Central Benefits Mutual Insurance Company Central States, Southeast and Southwest Areas, Health & Welfare Fund CHP Companies, Inc. CIGNA HealthCare Mid-Atlantic, Inc. CIGNA HealthCare of Arizona, Inc. CIGNA HealthCare of California, Inc. CIGNA HealthCare of Colorado, Inc. CIGNA HealthCare of Connecticut, Inc. CIGNA HealthCare of Delaware, Inc. CIGNA HealthCare of Florida, Inc. CIGNA HealthCare of Georgia, Inc. CIGNA HealthCare of Illinois, Inc. CIGNA HealthCare of Louisiana, Inc. 2
CIGNA HealthCare of Massachusetts, Inc. CIGNA HealthCare of New Jersey, Inc. CIGNA HealthCare of New York, Inc. CIGNA HealthCare of Ohio, Inc. CIGNA HealthCare of Oklahoma, Inc. CIGNA HealthCare of Pennsylvania, Inc. CIGNA HealthCare of St. Louis, Inc. CIGNA HealthCare of Tennessee, Inc. CIGNA HealthCare of Texas, Inc. CIGNA HealthCare of Utah, Inc. CIGNA HealthCare of Virginia, Inc. City of Chicago Medical Care Plan for Employees; City of Chicago Medical Care Plan Clarica Life Insurance Company U.S. f/k/a TMG Life Insurance Company; Clarica Life Insurance Company U.S., f/k/a TMG Life Community Health Plan Connecticut General Life Insurance Company Conseco Insurance Companies; Conseco Insurance Companies, Conseco Life Insurance Company of Texas and its Subsidiaries, Pioneer Life Insurance Company & Bankers Life & Casualty Company DakotaCare; South Dakota State Medical Holding Company, Inc. a/k/a DakotaCare EMPHESYS Wisconsin Insurance Company Employee Benefit Plan Administration, Inc. Employers Health Insurance Company EPIC Life Insurance Company; The EPIC Life Insurance Company Excellus Health Plan, Inc. Exellon Corporation f/k/a Comed Medical Expense Plan; Comed Medical Expense Plan Federated Mutual Insurance Company 3
Florida Health Care Plan, Inc.; Florida Health Care Plans FORTIS Benefits Insurance Co. FORTIS Health; FORTIS Health, Inc. FORTIS Insurance Company Foundation Health Systems, Inc.; Health Net, Inc. GE Group Life Assurance Company; GE Group Life Assurance Company f/k/a Phoenix American Life Insurance Company; GE Financial Holdings, Inc., d/b/a Phoenix Home Life Insurance Company; GE Group Life Assurance Company Geisinger Health Plan Golden Rule Insurance Company Great West Life & Annuity Insurance Company Group Health Cooperative of Puget Sound Group Health, Inc. Guardian Life Insurance Company of America Harris Methodist Health, Inc.; PacifiCare Health Systems Health Insurance Plan of Greater New York Health Net, Inc. Healthkeepers, Inc.; Health Keepers, Inc. HealthNow New York, Inc., f/k/a New York Care Plus Insurance Company, Inc.; Health Now New York, Inc., f/k/a New York Care Plus Insurance Company Healthsource Arkansas Preferred, Inc. Healthsource Arkansas, Inc. Healthsource Employer Services, Inc. Healthsource HMO of New York, Inc. Healthsource Indiana Insurance Company Healthsource Indiana Managed Care Plan, Inc. Healthsource Insurance Company 4
Healthsource Insurance Group, Inc. Healthsource Insurance Services, Inc. Healthsource Kentucky, Inc. Healthsource Maine Preferred, Inc. Healthsource Maine, Inc. Healthsource New Hampshire, Inc. Healthsource New York/New Jersey, Inc. Healthsource North Carolina Administrators, Inc. Healthsource North Carolina, Inc. Healthsource Ohio Preferred, Inc. Healthsource Preferred of New York, Inc. Healthsource Preferred, Inc. Healthsource Provident Administrators, Inc. Healthsource South Carolina, Inc. Healthsource Tennessee Preferred, Inc. Highmark Blue Cross Blue Shield; Highmark, Inc. HIP Health Plan of Florida, Inc.; HIP Health Plan of Florida HMO Louisiana, Inc. Humana Employers Health Plan of Georgia Humana Health Insurance Company of Florida, Inc. Humana Health Insurance Company of Nevada, Inc. Humana Health Plan of Ohio, Inc. Humana Health Plan of Texas, Inc. Humana Health Plan, Inc. Humana Health Plans of Puerto Rico, Inc. 5
Humana HealthChicago Insurance Company Humana HealthChicago, Inc. Humana HMO Texas, Inc. Humana Insurance Company Humana Insurance of Puerto Rico, Inc. Humana Kansas City, Inc. Humana Medical Plan, Inc. Humana Wisconsin Health Organization Insurance Corporation Independence Blue Cross; Independence Blue Cross Family of Companies Integrity Plus Services, Inc., now known as Ingenix, Inc.; Integrity Plus Services, Inc.; UnitedHealth Group John Alden Life Insurance Companies; John Alden Life Insurance Company Kaiser Foundation Health Plan of Colorado, Inc. Kaiser Foundation Health Plan of Connecticut, Inc. Kaiser Foundation Health Plan of Georgia, Inc. Kaiser Foundation Health Plan of North Carolina, Inc. Kaiser Foundation Health Plan of Ohio, Inc. Kaiser Foundation Health Plan of the Mid-Atlantic States, Inc. Kaiser Foundation Health Plan of the Northwest Kaiser Foundation Health Plan, Inc. Kaiser Permanente Health Alternatives Keystone Health Plan East Kitsap Physician s Service KPS Health Plans, In Receivership; KPS Health Plans, f/k/a Washington Physicians Service Association Lifeguard Life Insurance Company 6
Lifeguard, Inc. Lovelace Health Systems, Inc. Maxicare; Maxicare Health Plans; Maxicare Health Plans, Inc. Medical Mutual of Ohio Mid-Atlantic Medical Services, Inc. Mountain State Blue Cross & Blue Shield, Inc.; Mountain State Blue Cross Blue Shield Mutual of Omaha; Mutual of Omaha Insurance Company MVP Health Plan; MVP Health Plan, Inc., including MVP Select Care, Inc. National Health Insurance Company Neighborhood Health Partnership; Neighborhood Health Partnership (Fortis) New England Financial Insurance Company f/k/a TNE-Denver Noridian Mutual Insurance Company; Blue Cross Blue Shield of North Dakota; Noridian Mutual Insurance Company d/b/a Blue Cross Blue Shield of North Dakota Northwest Washington Medical Bureau, f/k/a Washington Physicians Service Association NYLCare Health Plans PacifiCare; PacifiCare, Inc.; PacifiCare Health Systems PCA Health Plans of Texas, Inc. PCA Life Insurance Company of Texas, Inc. Peninsula Health Care, Inc. PersonalCare Insurance of Illinois, Inc. Prudential Health Care Insurance; Prudential Health Insurance Regence Blue Cross Blue Shield of Oregon Regence Blue Cross Blue Shield of Utah Regence Blue Shield Regence Blue Shield of Idaho Regence Group; The Regence Group 7
Rochester Blue Cross Blue Shield; Blue Cross Blue Shield of Rochester (Excellus) Rockford Health System; Rockford Health Plans, Inc. Skagit County Medical Bureau Trigon Insurance Company; Blue Cross Blue Shield of Virginia (Trigon); Trigon Insurance Company d/b/a Trigon Blue Cross Blue Shield UNICARE Health Plans; UNICARE Life and Health Insurance Company United Healthcare, Inc.; UnitedHealth Group Vytra Health Care; Vytra Health Plans Long Island, Inc.; Vytra Health Services, Inc. Washington Physicians Service Association Wellpoint Healthcare; Wellpoint Health Networks, Inc. Whatcom Medical Bureau Wisconsin Physician Service Insurance Corporation, Inc.; Wisconsin Physicians Service Insurance Corporation 8