All HMO's Insurance Companies websites

Activa Health Group Activa Health Insurance Plan Aetna/US Healthcare Allied Network PPO Alternative Health Insurance American Postal Workers Union Health Plan AmeriPlan USA-Dental Plan Association Dental Plan Avesis Benchmark Health Insurance Company Capital Health Plan Caremark Prescription Services Chartered Health Plan ChiroHealth American Chiropractic Health Plan CIGNA Dental CNA HealthPro Compcare Health Services CustomPlus Dental Pro Delta Dental Plan Delta Dental Plan of Virginia Dental Benefit Providers Delta Dental of Washington Delta Dental Plan Association Ecua Sanitas (Ecuador) Employers Health Insurance Company Executive Health Group Fallon Healthcare System Family Dental Care Club FHP Healthcare First Integrated Health Group Health Corp Group Health Incorporated (GHI) Harvard Community Health plan Health Net Health Partners of Arizona Health Partners Health Plan of Florida (HIP) Healthplan Southwest Heritage Alliance Primary Care Humana Humana Innovus IOA Re Kaiser Permanente Kaiser Permanente-California Kaiser Permanente-Colorado Kaiser Permanente-Georgia Kaiser Permanente-Kansas City Kaiser Permanente-Midatlantic Kaiser Permanente-North Carolina Kaiser Permanente-Northeast Kaiser Permanente-Northern California Kaiser Permanente-Northwest Kaiser Permanente-Ohio Kaiser Permanente-Southern California Kaiser Permanente-Texas Landmark Healthcare Landmark Healthcare Liberty Health (Canada) M-Care Maxicare Medimo Managed Healthcare Mercy Health Plans MHS Insurance Company MVP Healthplan National HMO National Preferred Providers Network Northeast Delta Dental Northern Arizona Healthcare ODS Health Plans ODS Health Plans Omnicare Health Plan Pacificare Health Plans PacificSource Health Plan Partners Health Plan Patients' Choice Personal California Care Preferred Plan Prescription Benefit Management Signature Dental Plan SummaCare Health Plan The HMO Group United Health Programs of America United Wisconsin Services Value Health, Inc. Vision Service Plan Vista Hill Behavorial Health Plan Worldwide Health Partners