Frequencies for first 10,000 rows of organizationname variable in ma2016 dataset : Organization Name | Freq. Percent Cum. ----------------------------------------+----------------------------------- | 1 0.01 0.01 'Ohana Health Plan | 1 0.01 0.02 ADVANTAGE Health Solutions, Inc. | 178 1.78 1.80 ARKANSAS BLUE CROSS AND BLUE SHIELD | 104 1.04 2.84 Aetna Medicare | 213 2.13 4.97 Akamai Advantage by HMSA | 10 0.10 5.07 Alignment Health Plan | 19 0.19 5.26 Anthem Blue Cross | 20 0.20 5.46 Anthem Blue Cross Life and Health Ins.. | 2 0.02 5.48 Anthem Blue Cross and Blue Shield | 287 2.87 8.35 Arcadian Health Plan, Inc. | 40 0.40 8.75 Aspire Health Plan | 3 0.03 8.78 AvMed Medicare | 2 0.02 8.80 Baptist Health Plan | 33 0.33 9.13 Blue Advantage (PPO) | 90 0.90 10.03 Blue Cross Blue Shield Healthcare Pla.. | 22 0.22 10.25 Blue Cross Blue Shield of Arizona Adv.. | 7 0.07 10.32 Blue Cross Blue Shield of Georgia | 14 0.14 10.46 Blue Cross Blue Shield of IL, MT, NM | 12 0.12 10.58 Blue Cross and Blue Shield of IL, NM,.. | 8 0.08 10.66 Blue Cross and Blue Shield of Kansas .. | 4 0.04 10.70 Blue Cross of Idaho | 172 1.72 12.42 Blue Shield of California | 15 0.15 12.57 Brand New Day | 12 0.12 12.69 CHA HMO, Inc. | 32 0.32 13.01 Capital Health Plan | 14 0.14 13.15 Care Improvement Plus | 350 3.50 16.65 Care1st Health Plan | 20 0.20 16.85 CareMore Health Plan | 18 0.18 17.03 CareMore Health Plan of Arizona, Inc. | 2 0.02 17.05 CarePlus Health Plans, Inc. | 24 0.24 17.29 CareSource | 96 0.96 18.25 Central Health Medicare Plan | 8 0.08 18.33 Chinese Community Health Plan | 2 0.02 18.35 Cigna | 6 0.06 18.41 Cigna-HealthSpring | 173 1.73 20.14 Colorado Choice Health Plans | 48 0.48 20.62 Community Care Alliance of Illinois, .. | 8 0.08 20.70 ConnectiCare, Inc. | 40 0.40 21.10 Coventry Health Care | 276 2.76 23.86 Coventry Health Care of Illinois, Inc. | 147 1.47 25.33 Coventry Health Care of Missouri, Inc. | 27 0.27 25.60 Denver Health Medical Plan, Inc. | 1 0.01 25.61 Easy Choice Health Plan | 17 0.17 25.78 Eden Health Plans, Inc. | 8 0.08 25.86 Erickson Advantage | 6 0.06 25.92 Essence Healthcare | 6 0.06 25.98 Florida Blue | 108 1.08 27.06 Florida Blue HMO | 45 0.45 27.51 Florida Blue Preferred HMO | 4 0.04 27.55 Florida Health Care Plans | 12 0.12 27.67 Freedom Health, Inc. | 55 0.55 28.22 Gateway Health Medicare Assured | 140 1.40 29.62 Golden State Medicare Health Plan | 6 0.06 29.68 Gundersen Health Plan, Inc. | 20 0.20 29.88 HEALTH NET COMMUNITY SOLUTIONS, INC. | 5 0.05 29.93 HMO Louisiana | 12 0.12 30.05 HNE Medicare Advantage Plans | 6 0.06 30.11 HarvestPlains Health | 3 0.03 30.14 Health Advantage | 12 0.12 30.26 Health Alliance Medicare | 621 6.21 36.47 Health First Health Plans, Inc. | 16 0.16 36.63 Health Net Life Insurance Company | 2 0.02 36.65 Health Net of Arizona, Inc. | 13 0.13 36.78 Health Net of California | 37 0.37 37.15 HealthSpring of Florida, Inc. | 11 0.11 37.26 HealthSun Health Plans, Inc. | 5 0.05 37.31 Humana Benefit Plan of Illinois, Inc. | 139 1.39 38.70 Humana Employers Health Plan of Georg.. | 46 0.46 39.16 Humana Health Benefit Plan of Louisia.. | 57 0.57 39.73 Humana Health Insurance Company of Fl.. | 5 0.05 39.78 Humana Health Plan of Ohio, Inc. | 10 0.10 39.88 Humana Health Plan, Inc. | 171 1.71 41.59 Humana Insurance Company | 3,232 32.32 73.91 Humana Medical Plan, Inc. | 57 0.57 74.48 Humana WI Health Organization Insuran.. | 1 0.01 74.49 Indiana University Health Plans - Med.. | 225 2.25 76.74 Inter Valley Health Plan | 2 0.02 76.76 Kaiser Permanente | 121 1.21 77.97 Medica HealthCare Plans, Inc. | 2 0.02 77.99 Medical Associates Health Plan, Inc. | 27 0.27 78.26 Meridian Health Plan | 16 0.16 78.42 Molina Healthcare of California | 2 0.02 78.44 North County Select | 1 0.01 78.45 Optimum HealthCare, Inc. | 23 0.23 78.68 PacificSource Medicare | 74 0.74 79.42 Peoples Health | 22 0.22 79.64 Phoenix Health Plans | 16 0.16 79.80 Preferred Care Partners, Inc. | 53 0.53 80.33 QualChoice Advantage | 5 0.05 80.38 Regence BlueShield Of Idaho | 27 0.27 80.65 Regence BlueShield of Idaho | 4 0.04 80.69 RiverLink Health | 3 0.03 80.72 Rocky Mountain Health Plans | 567 5.67 86.39 SCAN Health Plan | 21 0.21 86.60 SelectHealth | 16 0.16 86.76 Simply Healthcare Plans, Inc. | 6 0.06 86.82 StableView Health | 5 0.05 86.87 Stanford Health Care Advantage | 2 0.02 86.89 Ultimate Health Plans | 6 0.06 86.95 UnitedHealthcare | 751 7.51 94.46 VIVA Medicare | 76 0.76 95.22 Vantage Health Plan, Inc. | 159 1.59 96.81 WellCare | 319 3.19 100.00 ----------------------------------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org ,