Frequencies for first 10,000 rows of organizationname variable in man_to_w2019 dataset : Organization Name | Freq. Percent Cum. ----------------------------------------+----------------------------------- | 1 0.01 0.01 ATRIO Health Plans | 18 0.18 0.19 Aetna Medicare | 869 8.69 8.88 Affinity Health Plan | 9 0.09 8.97 AgeWell New York | 12 0.12 9.09 AllCare Advantage | 9 0.09 9.18 Allwell | 42 0.42 9.60 Amerigroup Community Care | 32 0.32 9.92 Amerigroup Community Care of New Mexico | 5 0.05 9.97 Anthem Blue Cross and Blue Shield | 553 5.53 15.50 Blue Cross and Blue Shield of IL, NM | 9 0.09 15.59 Blue Cross and Blue Shield of Nebraska | 30 0.30 15.89 Blue Cross and Blue Shield of New Mex.. | 5 0.05 15.94 Blue Cross and Blue Shield of North C.. | 305 3.05 18.99 Blue Cross and Blue Shield of OK | 7 0.07 19.06 BlueCross BlueShield of WNY and BlueS.. | 98 0.98 20.04 Bright Health | 67 0.67 20.71 CARE N' CARE INSURANCE COMPANY OF NOR.. | 22 0.22 20.93 CDPHP Medicare Advantage | 115 1.15 22.08 CHRISTUS Health Plan Generations | 8 0.08 22.16 Capital Advantage Insurance Company | 22 0.22 22.38 CareSource | 78 0.78 23.16 Centers Plan for Healthy Living | 9 0.09 23.25 Cigna-HealthSpring | 62 0.62 23.87 Clear Spring Health | 4 0.04 23.91 Clover Health | 50 0.50 24.41 CommunityCare Advantage Medicare Plan.. | 27 0.27 24.68 CommunityCare Senior Health Plan (HMO) | 36 0.36 25.04 Coventry Health Care | 307 3.07 28.11 Elderplan | 5 0.05 28.16 EmblemHealth Medicare HMO | 84 0.84 29.00 Empire BlueCross BlueShield | 36 0.36 29.36 Excellus Health Plan, Inc | 188 1.88 31.24 Fidelis Legacy Plan | 72 0.72 31.96 FirstMedicare Direct | 35 0.35 32.31 Geisinger Gold | 154 1.54 33.85 GlobalHealth | 132 1.32 35.17 Harvard Pilgrim Health Care of New En.. | 33 0.33 35.50 Health Alliance Medicare | 6 0.06 35.56 Health Net Health Plan of Oregon, Inc. | 16 0.16 35.72 Health Net Life Insurance Company | 38 0.38 36.10 Health Partners Medicare | 4 0.04 36.14 HealthPartners | 36 0.36 36.50 Healthfirst Medicare Plan | 18 0.18 36.68 Highmark Choice Company | 116 1.16 37.84 Highmark Senior Health Company | 153 1.53 39.37 Horizon Blue Cross Blue Shield of New.. | 38 0.38 39.75 Humana | 2,235 22.35 62.10 Independent Health | 32 0.32 62.42 Kaiser Permanente | 18 0.18 62.60 Keystone 65 HMO | 18 0.18 62.78 Keystone Health Plan Central, Inc. | 30 0.30 63.08 Lasso Healthcare | 191 1.91 64.99 MVP HEALTH CARE | 249 2.49 67.48 Martin's Point Generations Advantage | 36 0.36 67.84 MediGold | 103 1.03 68.87 Medica Insurance Company | 300 3.00 71.87 Medical Mutual of Ohio | 480 4.80 76.67 MeridianCare | 22 0.22 76.89 MetroPlus Health Plan | 5 0.05 76.94 Moda Health Plan, Inc. | 116 1.16 78.10 Mutual of Omaha Medicare Advantage Co.. | 8 0.08 78.18 PacificSource Medicare | 49 0.49 78.67 Paramount Elite | 76 0.76 79.43 Personal Choice 65 PPO | 4 0.04 79.47 Presbyterian Health Plan | 24 0.24 79.71 Presbyterian Insurance Company, Inc. | 66 0.66 80.37 PrimeTime Health Plan | 48 0.48 80.85 Prominence Health Plan | 5 0.05 80.90 Providence Health Assurance | 48 0.48 81.38 QUALITY HEALTH PLANS | 6 0.06 81.44 Regence BlueCross BlueShield of Oregon | 66 0.66 82.10 Samaritan Advantage Health Plan | 9 0.09 82.19 SelectHealth | 1 0.01 82.20 Senior Care Plus | 26 0.26 82.46 SummaCare Medicare Advantage Plans | 84 0.84 83.30 Sunrise Advantage Plan (HMO SNP) | 7 0.07 83.37 The Health Plan | 104 1.04 84.41 UPMC for Life | 178 1.78 86.19 UnitedHealthcare | 991 9.91 96.10 Vibra Health Plan | 28 0.28 96.38 WellCare | 362 3.62 100.00 ----------------------------------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 15 Feb 2019