AMERIGROUP, APS Healthcare, Allegiance, Alliance, AmeriHealth, American Behavioral, Anthem, BMC Health Net, Beacon, Beech Street, Behavioral Health Systems, CareFirst, CareSource, Cascade Health, Ceridian, ChoiceCare, Cofinity, ComPsych, Connecticare, Corphealth, Coventry, EMI Health Educator’s Mutual, EmblemHealth, Fidelis, First Choice Health, First Health, GEHA, GHI, Great-West Life, Group Health, Guardian, HMSA, Harvard Pilgrim, Health Choice, Health New England (HNE), HealthPartners, Highmark, Holman Group, Horizon Healthcare, Humana, Integrated Health Plan, Interplan, Johns Hopkins, Kaiser (Out-of-Network), LifeSynch, LifeWise, MHN, MHNet Behavioral Health, MINES, Magellan Behavioral Health, Massachusetts Behavioral Health Partnership (MBHP), Medical Mutual, Meridian, Moda Health, Molina, Multiplan, NCPPO, Network Health, Optima, Optum, Oxford, PHCS, POMCO, PacifiCare,, Penn Behavioral Health, PreferredOne, Premera, Presbyterian, Priority Health, Providence, PsychCare, Regence, Reliant, Sierra Health, TRICARE, TriWest, Tufts, UMR, UPMC, Uniform, UnitedHealthcare, ValueOptions, WPS, and WellPoint.