Frequencies for first 10,000 rows of organizationname variable in planreport2006 dataset : Organization Name | Freq. Percent Cum. ----------------------------------------+----------------------------------- APIPA Personal Care Plus | 18 0.18 0.18 Abrazo Advantage Health Plan | 3 0.03 0.21 Advantage Health Solutions, Inc. | 9 0.09 0.30 AdvantageCare | 6 0.06 0.36 Aetna Medicare | 232 2.32 2.68 Alliance Medicare HMO | 18 0.18 2.86 AlohaCare | 10 0.10 2.96 Altamed Senior BuenaCare | 2 0.02 2.98 America's Health Choice | 1 0.01 2.99 America's Health Choice Medical Plans.. | 14 0.14 3.13 American Pioneer Life Insurance Company | 7 0.07 3.20 American Progressive Life & Health In.. | 18 0.18 3.38 Anthem Blue Cross and Blue Shield | 436 4.36 7.74 Anthem Medicare Preferred | 46 0.46 8.20 Anthem Senior Advantage | 26 0.26 8.46 Arkansas Blue Cross and Blue Shield | 3 0.03 8.49 Arkansas Community Care, Inc. | 16 0.16 8.65 AvMed Medicare Plan | 4 0.04 8.69 AvMed Medicare Preferred PPO | 2 0.02 8.71 Aveta CarePartners | 1 0.01 8.72 BC LIFE & HEALTH INSURANCE COMPANY | 122 1.22 9.94 Blue Care Network | 36 0.36 10.30 Blue Cross & Blue Shield-Massachusetts | 22 0.22 10.52 Blue Cross And Blue Shield Of Massach.. | 22 0.22 10.74 Blue Cross Blue Shield Healthcare Pla.. | 106 1.06 11.80 Blue Cross Blue Shield of Alabama | 76 0.76 12.56 Blue Cross Blue Shield of Colorado | 3 0.03 12.59 Blue Cross Blue Shield of Georgia | 3 0.03 12.62 Blue Cross Blue Shield of Michigan | 168 1.68 14.30 Blue Cross Of California | 5 0.05 14.35 Blue Cross Of Idaho Hlth Services Inc | 13 0.13 14.48 Blue Cross and Blue Shield of Florida | 4 0.04 14.52 Blue Cross and Blue Shield of Florida.. | 2 0.02 14.54 Blue Cross and Blue Shield of Kansas;.. | 3 0.03 14.57 Blue Cross and Blue Shield of Louisiana | 1 0.01 14.58 Blue Cross and Blue Shield of Massach.. | 3 0.03 14.61 Blue Cross and Blue Shield of Minnesota | 156 1.56 16.17 Blue Cross of California | 21 0.21 16.38 Blue Cross of Idaho | 13 0.13 16.51 Blue Plus SecureBlue | 47 0.47 16.98 Blue Shield of California | 12 0.12 17.10 CIGNA HealthCare | 69 0.69 17.79 CIGNA HealthCare for Seniors | 4 0.04 17.83 California Health Plan | 6 0.06 17.89 Capital Health Plan Advantage | 4 0.04 17.93 Care Improvement Plus | 24 0.24 18.17 Care1st Health Plan Of Arizona | 1 0.01 18.18 CareOne Health Plan | 9 0.09 18.27 CarePlus Health Plans, Inc. | 12 0.12 18.39 Center For Elders Independence | 4 0.04 18.43 Central Health Medicare Plan | 1 0.01 18.44 Chinese Community Health Plan | 3 0.03 18.47 Citizens Choice Healthplan | 1 0.01 18.48 Citrus Health Care, Inc. | 24 0.24 18.72 Colorado Access | 8 0.08 18.80 Commonwealth Care Alliance | 6 0.06 18.86 Commonwealth Care Alliance, Inc. | 6 0.06 18.92 Coventry AdvantraRx | 69 0.69 19.61 Coventry Health And Life Ins Company | 5 0.05 19.66 Coventry Health And Life Ins. Company | 3 0.03 19.69 Coventry Health Care Of Iowa, Inc. | 6 0.06 19.75 Coventry Health Care of Kansas, Inc. | 3 0.03 19.78 Denver Health Medicare Choice | 1 0.01 19.79 Desert Canyon Community Care | 6 0.06 19.85 Doctorcare, Inc. | 1 0.01 19.86 Educators Mutual Insurance Association | 3 0.03 19.89 Elder Health Mid-Atlantic, Inc. | 28 0.28 20.17 Elder Health PDP Mid Atlantic | 2 0.02 20.19 Elder Service Plan of the North Shore | 4 0.04 20.23 Elder Srvc Pln/Cambridge Health Allia.. | 4 0.04 20.27 Elder Svc Pln/E Boston Health Center | 2 0.02 20.29 Essence Inc. | 2 0.02 20.31 FOX Insurance Company | 4 0.04 20.35 Fallon Community Health Plan | 54 0.54 20.89 Fallon Community Health Plan - Summit.. | 4 0.04 20.93 Fidelis SecureCare Of Michigan | 3 0.03 20.96 Fidelis SecureCare of Colorado | 4 0.04 21.00 First Health Premier | 7 0.07 21.07 First Plan Blue | 4 0.04 21.11 Florida Health Care Plan, Inc. | 4 0.04 21.15 Florida Pace Centers, Inc. | 2 0.02 21.17 Freedom Health, Inc. | 7 0.07 21.24 Group Health Plan, Inc. | 8 0.08 21.32 HAP Senior Plus HMO | 24 0.24 21.56 HISC - Blue Cross Blue Shield of Illi.. | 3 0.03 21.59 HMSA's 65C Plus | 24 0.24 21.83 Harbor Health Elder Service Plan | 4 0.04 21.87 Harvard Pilgrim Health Care | 8 0.08 21.95 Health Alliance Medical Plans | 49 0.49 22.44 Health Choice Generations | 6 0.06 22.50 Health First Medicare Plans | 6 0.06 22.56 Health Net | 24 0.24 22.80 Health Net Life Insurance Company | 1 0.01 22.81 Health Net Of CA | 25 0.25 23.06 Health Net of Arizona, Inc. | 18 0.18 23.24 Health Net of Connecticut | 32 0.32 23.56 Health Options, Inc.\BCBSF | 12 0.12 23.68 Health Plan of San Mateo | 1 0.01 23.69 HealthCare Select | 7 0.07 23.76 HealthPartners | 313 3.13 26.89 HealthPartners Classic MN Senior Heal.. | 4 0.04 26.93 HealthPlus of Michigan | 3 0.03 26.96 HealthSpring | 1 0.01 26.97 HealthSpring Prescription Drug Plan | 1 0.01 26.98 HealthSpring, Inc. | 32 0.32 27.30 Healthspring of Alabama, Inc. | 168 1.68 28.98 Healthsun Health Plans, Inc. | 1 0.01 28.99 Henry Ford Health System | 4 0.04 29.03 Hopkins Elderplus | 4 0.04 29.07 Humana Health Benefit Plan Of LA | 13 0.13 29.20 Humana Health Benefit Plan Of Louisia.. | 14 0.14 29.34 Humana Health Insurance Company Of Fl.. | 14 0.14 29.48 Humana Health Plan of LA, Inc. | 64 0.64 30.12 Humana Health Plan, Inc. | 10 0.10 30.22 Humana Inc. | 60 0.60 30.82 Humana Insurance Company | 3,151 31.51 62.33 Humana Medical Plan, Inc. | 32 0.32 62.65 InStil Health Insurance Company | 320 3.20 65.85 Instil Health Insurance Company | 54 0.54 66.39 Inter Valley Health Plan | 3 0.03 66.42 Itasca Medical Care | 3 0.03 66.45 John Deere Health Plan, Inc. | 348 3.48 69.93 Kaiser Foundation Health Plan, Inc. (.. | 6 0.06 69.99 Kaiser Permanente | 99 0.99 70.98 Kaiser Permanente Medicare Plus | 33 0.33 71.31 Kaiser Permanente Senior Advantage | 24 0.24 71.55 Leon Medical Centers Health, Inc. | 1 0.01 71.56 MEMBERHEALTH | 69 0.69 72.25 Marquette National Life Insurance Com.. | 39 0.39 72.64 Medco Health Solutions, Inc. | 23 0.23 72.87 Medcore HP | 2 0.02 72.89 Medi-CareFirst | 4 0.04 72.93 Medica Dual Solution | 18 0.18 73.11 Medica Health Plans | 49 0.49 73.60 Medica HealthCare Plans, Inc. | 2 0.02 73.62 Medica Insurance Company | 94 0.94 74.56 Medicare Masterpiece. | 86 0.86 75.42 Mercy Care Advantage | 3 0.03 75.45 Mercy Health Plans, Inc. | 4 0.04 75.49 Metropolitan Health Plan MSHO | 4 0.04 75.53 Midwest Advantage | 2 0.02 75.55 Molina Healthcare of California | 3 0.03 75.58 Molina Healthcare of Michigan | 5 0.05 75.63 North Star Advantage / North Star Adv.. | 6 0.06 75.69 OSF Care Advantage | 24 0.24 75.93 OSF Care Preferred | 84 0.84 76.77 On Lok SeniorHealth | 4 0.04 76.81 OneCare | 1 0.01 76.82 Oxford Medicare Advantage | 1 0.01 76.83 PHYSICIANS UNITED | 1 0.01 76.84 POSITIVE HEALTHCARE PARTNERS | 1 0.01 76.85 PacifiCare Life and Health Insurance .. | 69 0.69 77.54 Paramount Elite | 1 0.01 77.55 Passport Advantage | 16 0.16 77.71 Pennsylvania Life Insurance Company | 63 0.63 78.34 Preferred Care Partners, Inc. | 7 0.07 78.41 Primewest Health System | 5 0.05 78.46 Priority Medicare Rx | 1 0.01 78.47 PriorityMedicare | 6 0.06 78.53 Qcc d/b/a AmeriHealth Advantage Rx | 8 0.08 78.61 Quality Health Plans, Inc. | 26 0.26 78.87 Regence BlueShield Of Idaho | 7 0.07 78.94 Regence Life and Health | 1 0.01 78.95 Rocky Mountain Health Plans | 185 1.85 80.80 RxAmerica | 28 0.28 81.08 SCAN Health Plan | 6 0.06 81.14 Secure Horizons Medicare Advantage Plan | 92 0.92 82.06 Senior Whole Health | 5 0.05 82.11 Sierra Spectrum | 3 0.03 82.14 SierraRx | 4 0.04 82.18 SilverScript | 46 0.46 82.64 South Country Health Alliance | 10 0.10 82.74 Sterling Prescription Drug Plan | 21 0.21 82.95 Summit Health Plan, Inc. | 6 0.06 83.01 Sun Health MediSunONE | 2 0.02 83.03 SunCoast Physicians Health Plan, Inc | 3 0.03 83.06 Sutter SeniorCare | 4 0.04 83.10 Tenet Choices 65 | 14 0.14 83.24 Total Longterm Care, Inc. | 8 0.08 83.32 Tufts Health Plan | 54 0.54 83.86 UCare Minnesota | 110 1.10 84.96 UHP Healthcare for Seniors | 3 0.03 84.99 Unicare | 69 0.69 85.68 Unicare Life & Health Ins. Company | 232 2.32 88.00 United American Insurance Company | 21 0.21 88.21 United Health Group | 8 0.08 88.29 United HealthCare Insurance Company | 27 0.27 88.56 United HealthCare of Alabama, Inc. | 30 0.30 88.86 United Healthcare | 52 0.52 89.38 United Healthcare Insurance Company | 256 2.56 91.94 United Healthcare Insurance Company, .. | 9 0.09 92.03 United Healthcare Of Georgia, Inc. | 8 0.08 92.11 United Healthcare of Florida, Inc. | 21 0.21 92.32 United Healthcare of the Midlands, Inc. | 2 0.02 92.34 United Healthcare of the Midwest, Inc. | 9 0.09 92.43 UnitedHealthcare Medicare Complete Ch.. | 134 1.34 93.77 UnitedHealthcare Of Arizona Inc | 7 0.07 93.84 Unitedhealthcare Of Arkansas, Inc. | 4 0.04 93.88 Universal Care Health Advantage | 18 0.18 94.06 Universal Freedom PPO | 46 0.46 94.52 Universal Health Care, Inc. | 2 0.02 94.54 Uphams Corner Health Committee, Inc. | 4 0.04 94.58 VILLAGE HEALTH | 2 0.02 94.60 VIVA Medicare Plus | 13 0.13 94.73 Via Christi HOPE | 2 0.02 94.75 Vista Healthplan of South Florida, Inc. | 12 0.12 94.87 Vista Healthplan, Inc. | 11 0.11 94.98 WellCare | 199 1.99 96.97 Wellmark Blue Cross and Blue Shield o.. | 300 3.00 99.97 Western Health Advantage | 3 0.03 100.00 ----------------------------------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 14 Apr 2016