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Massachusetts Medicare plans by county — 2026
14 counties in Massachusetts are served by 698 Medicare plans from 16 carriers in 2026. 159 Medicare Advantage plans have a $0 premium. 1,258,273 residents are 65 or older.
| County | Plans | Carriers | $0 premium | Avg. stars | Residents 65+ | Plans vs. prior year |
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| Barnstable County | 35 | 10 | 4 | 4.1 | 76,755 | |
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| Berkshire County | 23 | 9 | 2 | 3.4 | 32,417 | |
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| Bristol County | 65 | 14 | 18 | 4.0 | 103,468 | |
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| Dukes County | 22 | 7 | 5 | 3.8 | 5,538 | |
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| Essex County | 68 | 13 | 15 | 4.2 | 150,106 | |
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| Franklin County | 36 | 11 | 6 | 3.8 | 17,460 | |
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| Hampden County | 61 | 13 | 16 | 3.9 | 84,523 | |
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| Hampshire County | 53 | 13 | 10 | 3.9 | 31,438 | |
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| Middlesex County | 60 | 14 | 14 | 4.1 | 267,007 | |
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| Nantucket County | 17 | 7 | 1 | 4.0 | 2,327 | |
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| Norfolk County | 60 | 14 | 14 | 4.1 | 129,645 | |
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| Plymouth County | 66 | 14 | 15 | 4.2 | 105,740 | |
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| Suffolk County | 63 | 14 | 16 | 4.0 | 104,159 | |
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| Worcester County | 69 | 15 | 23 | 4.1 | 147,690 | |
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This page summarizes publicly available CMS data. It is not a plan finder and does not recommend plans. To compare and enroll in plans, use Medicare.gov or talk to a licensed agent. Medicare.gov plan finder.