Medicare Part D at Ten Years: The 2015 Marketplace and Key Trends, 2006-2015
Appendix
| Table 1: Medicare Part D Enrollment by Plan Type, by State, April 2015 | |||||
| State | Total Part D Enrollment | PDP Enrollment | MA-PD Enrollment | PDP % of Part D Enrollment |
MA-PD % of Part D Enrollment |
| Alabama | 674,276 | 447,424 | 226,852 | 66% | 34% |
| Alaska | 30,099 | 30,071 | 28 | 100% | 0% |
| Arizona | 789,651 | 377,690 | 411,961 | 48% | 52% |
| Arkansas | 394,194 | 291,286 | 102,908 | 74% | 26% |
| California | 4,252,845 | 2,039,608 | 2,213,237 | 48% | 52% |
| Colorado | 533,739 | 267,590 | 266,149 | 50% | 50% |
| Connecticut | 465,855 | 316,112 | 149,743 | 68% | 32% |
| Delaware | 126,865 | 115,219 | 11,646 | 91% | 9% |
| District of Columbia | 49,195 | 38,490 | 10,705 | 78% | 22% |
| Florida | 2,895,176 | 1,384,946 | 1,510,230 | 48% | 52% |
| Georgia | 1,044,958 | 596,444 | 448,514 | 57% | 43% |
| Hawaii | 168,101 | 60,682 | 107,419 | 36% | 64% |
| Idaho | 179,455 | 99,660 | 79,795 | 56% | 44% |
| Illinois | 1,419,314 | 1,034,611 | 384,703 | 73% | 27% |
| Indiana | 811,017 | 588,653 | 222,364 | 73% | 27% |
| Iowa | 420,023 | 350,651 | 69,372 | 83% | 17% |
| Kansas | 327,740 | 270,526 | 57,214 | 83% | 17% |
| Kentucky | 616,327 | 446,704 | 169,623 | 72% | 28% |
| Louisiana | 562,025 | 334,093 | 227,932 | 59% | 41% |
| Maine | 210,509 | 148,431 | 62,078 | 71% | 29% |
| Maryland | 538,388 | 471,794 | 66,594 | 88% | 12% |
| Massachusetts | 811,967 | 575,973 | 235,994 | 71% | 29% |
| Michigan | 1,439,622 | 1,087,610 | 352,012 | 76% | 24% |
| Minnesota | 667,788 | 384,503 | 283,285 | 58% | 42% |
| Mississippi | 383,068 | 310,205 | 72,863 | 81% | 19% |
| Missouri | 811,669 | 516,265 | 295,404 | 64% | 36% |
| Montana | 120,583 | 86,866 | 33,717 | 72% | 28% |
| Nebraska | 210,808 | 179,884 | 30,924 | 85% | 15% |
| Nevada | 289,514 | 146,261 | 143,253 | 51% | 49% |
| New Hampshire | 159,459 | 146,414 | 13,045 | 92% | 8% |
| New Jersey | 1,054,953 | 875,597 | 179,356 | 83% | 17% |
| New Mexico | 248,866 | 138,456 | 110,410 | 56% | 44% |
| New York | 2,520,462 | 1,376,448 | 1,144,014 | 55% | 45% |
| North Carolina | 1,252,048 | 773,367 | 478,681 | 62% | 38% |
| North Dakota | 79,060 | 74,987 | 4,073 | 95% | 5% |
| Ohio | 1,617,089 | 1,022,252 | 594,837 | 63% | 37% |
| Oklahoma | 433,257 | 335,029 | 98,228 | 77% | 23% |
| Oregon | 529,370 | 237,533 | 291,837 | 45% | 55% |
| Pennsylvania | 1,865,183 | 1,026,865 | 838,318 | 55% | 45% |
| Rhode Island | 149,846 | 81,262 | 68,584 | 54% | 46% |
| South Carolina | 644,251 | 445,225 | 199,026 | 69% | 31% |
| South Dakota | 99,340 | 90,037 | 9,303 | 91% | 9% |
| Tennessee | 887,999 | 494,460 | 393,539 | 56% | 44% |
| Texas | 2,435,253 | 1,534,935 | 900,318 | 63% | 37% |
| Utah | 226,773 | 117,282 | 109,491 | 52% | 48% |
| Vermont | 92,538 | 84,524 | 8,014 | 91% | 9% |
| Virginia | 807,448 | 596,796 | 210,652 | 74% | 26% |
| Washington | 725,583 | 420,865 | 304,718 | 58% | 42% |
| West Virginia | 281,025 | 193,596 | 87,429 | 69% | 31% |
| Wisconsin | 709,375 | 411,714 | 297,661 | 58% | 42% |
| Wyoming | 55,408 | 53,684 | 1,724 | 97% | 3% |
| Total excluding territories | 38,119,357 | 23,529,580 | 14,589,777 | 62% | 38% |
| American Samoa | 71 | 71 | 0 | 100% | 0% |
| Guam | 2,973 | 2,973 | 0 | 100% | 0% |
| Puerto Rico | 564,322 | 11,600 | 552,722 | 2% | 98% |
| U.S. Virgin Islands | 10,888 | 10,888 | 0 | 100% | 0% |
| Total including territories | 38,697,611 | 23,555,112 | 15,142,499 | 61% | 39% |
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NOTE: PDP is prescription drug plan. MA-PD is Medicare Advantage Drug Plan. Includes enrollment in employer-only group plans.
SOURCE: Georgetown/NORC analysis of data from CMS for the Kaiser Family Foundation.
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| Table 2: National Medicare Part D Enrollment by Plan Type, 2006-2015 | ||||||||||
| Year | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 | 2012 | 2013 | 2014 | 2015 |
| Total Part D Enrollment (in millions) | 22.5 | 24.2 | 25.6 | 26.7 | 27.6 | 29.3 | 31.5 | 35.3 | 37.4 | 39.2 |
| PDP Enrollment | 16.2 | 16.9 | 17.3 | 17.5 | 17.6 | 18.6 | 19.8 | 22.5 | 23.4 | 24.0 |
| MA-PD Enrollment | 6.3 | 7.2 | 8.3 | 9.2 | 10.0 | 10.7 | 11.7 | 12.8 | 14.1 | 15.3 |
| PDP % of Part D | 72% | 70% | 68% | 65% | 64% | 63% | 63% | 64% | 62% | 61% |
| MA-PD % of Part D | 28% | 30% | 32% | 35% | 36% | 37% | 37% | 36% | 38% | 39% |
| Employer Plan Enrollment (in millions) | 1.5 | 1.8 | 2.1 | 2.3 | 2.4 | 2.9 | 3.6 | 5.9 | 6.5 | 6.6 |
| Employer Plan % of Part D | 7% | 7% | 8% | 8% | 9% | 10% | 11% | 17% | 17% | 17% |
| Employer PDP Enrollment | 0.7 | 0.8 | 0.9 | 0.9 | 0.9 | 1.5 | 2.2 | 4.4 | 4.7 | 4.7 |
| Employer MA-PD Enrollment | 0.8 | 1.1 | 1.2 | 1.4 | 1.5 | 1.4 | 1.4 | 1.5 | 1.8 | 1.9 |
| PDP % of Employer Enrollment | 46% | 42% | 41% | 40% | 38% | 53% | 61% | 75% | 72% | 71% |
| MA-PD % of Employer Enrollment | 54% | 58% | 59% | 60% | 62% | 47% | 39% | 25% | 28% | 29% |
| Non-Employer Plan Part D Enrollment (in millions) | 21.0 | 22.4 | 23.5 | 24.4 | 25.2 | 26.4 | 27.9 | 29.4 | 30.9 | 32.6 |
| Non-Employer PDP Enrollment | 15.5 | 16.2 | 16.5 | 16.6 | 16.7 | 17.1 | 17.6 | 18.1 | 18.6 | 19.3 |
| Non-Employer MA-PD Enrollment | 5.5 | 6.2 | 7.0 | 7.9 | 8.5 | 9.4 | 10.3 | 11.3 | 12.3 | 13.4 |
| PDP % of Non-Employer Enrollment | 74% | 72% | 70% | 68% | 66% | 65% | 63% | 62% | 60% | 59% |
| MA-PD % of Non-Employer Enrollment | 26% | 28% | 30% | 32% | 34% | 35% | 37% | 38% | 40% | 41% |
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NOTE: PDP is prescription drug plan. MA-PD is Medicare Advantage Drug Plan. Includes enrollment in the territories and in employer-only group plans.
SOURCE: Georgetown/NORC analysis of data from CMS for the Kaiser Family Foundation.
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