Medicare, explained simply.
Independent, plain-language guides to your Medicare choices — by state and city, kept current for 2027. Choose where you want to start.
By the numbers
How people get Medicare in the United States
(MA penetration in the United States)
MA penetration from CMS enrollment data; Medigap share is an estimate. U.S. average is about 54% Medicare Advantage. These are area-level figures, not plan-specific.
Browse by topic
Every guide on a subject, gathered across the cities we cover.
All Medicare Advantage topicsAll Medicare Supplement topicsAll Medicare Part D topicsAll Medicare 2026 topics
Medicare questions, answered
Short answers with this year’s figures and the official sources.
Upcoming live session
Medicare Annual/Open Enrollment, live: questions on the 2027 changes
Medicare Annual/Open Enrollment 2027 live, day 8, morning: Medicare Advantage changes by state. Starts Oct. 22, 2026, 10 a.m. ET. Program-level information only; no plan is recommended.
Medicare Advantage for 2027: what is changing in your state
Open/Annual Enrollment runs Oct. 15 to Dec. 7 (the dates and what you can change). For every state and county: the plans leaving, new or changing for 2027, and the plans Medicare rates 4 stars or higher in its 2027 Star Ratings. “Top-rated” is CMS’s rating, not ours.
Plan changes for 2027: nationally and by state · Top-rated plans by state (2027 CMS Star Ratings)
- Alabamaplan changes · top-rated plans
- Arizonaplan changes · top-rated plans
- Arkansasplan changes · top-rated plans
- Californiaplan changes · top-rated plans
- Coloradoplan changes · top-rated plans
- Connecticutplan changes · top-rated plans
- Delawareplan changes · top-rated plans
- District of Columbiaplan changes · top-rated plans
- Floridaplan changes · top-rated plans
- Georgiaplan changes · top-rated plans
- Hawaiiplan changes · top-rated plans
- Idahoplan changes · top-rated plans
- Illinoisplan changes · top-rated plans
- Indianaplan changes · top-rated plans
- Iowaplan changes · top-rated plans
- Kansasplan changes · top-rated plans
- Kentuckyplan changes · top-rated plans
- Louisianaplan changes · top-rated plans
- Maineplan changes · top-rated plans
- Marylandplan changes · top-rated plans
- Massachusettsplan changes · top-rated plans
- Michiganplan changes · top-rated plans
- Minnesotaplan changes · top-rated plans
- Mississippiplan changes · top-rated plans
- Missouriplan changes · top-rated plans
- Montanaplan changes · top-rated plans
- Nebraskaplan changes · top-rated plans
- Nevadaplan changes · top-rated plans
- New Hampshireplan changes · top-rated plans
- New Jerseyplan changes · top-rated plans
- New Mexicoplan changes · top-rated plans
- New Yorkplan changes · top-rated plans
- North Carolinaplan changes · top-rated plans
- North Dakotaplan changes · top-rated plans
- Ohioplan changes · top-rated plans
- Oklahomaplan changes · top-rated plans
- Oregonplan changes · top-rated plans
- Pennsylvaniaplan changes · top-rated plans
- Puerto Ricoplan changes · top-rated plans
- Rhode Islandplan changes · top-rated plans
- South Carolinaplan changes · top-rated plans
- South Dakotaplan changes · top-rated plans
- Tennesseeplan changes · top-rated plans
- Texasplan changes · top-rated plans
- Utahplan changes · top-rated plans
- Vermontplan changes · top-rated plans
- Virginiaplan changes · top-rated plans
- Washingtonplan changes · top-rated plans
- West Virginiaplan changes · top-rated plans
- Wisconsinplan changes · top-rated plans
- Wyomingplan changes
Latest news
- Medigap in Massachusetts: 6 Insurers and Their Plans
- Medigap in Washington: 14 Insurers and Their Plans
- Medigap in Arizona: 29 Insurers and Their Plans
- Medigap in Virginia: 22 Insurers and Their Plans
- Creditable Drug Coverage: The Notice That Protects You From the Part D Penalty
- Medigap in New Jersey: 22 Insurers and Their Plans
- Medigap in Georgia: 23 Insurers and Their Plans
- Medigap in North Carolina: 29 Insurers and Their Plans
- Medigap in Michigan: 28 Insurers and Their Plans
- Medigap in Illinois: 29 Insurers and Their Plans
- Working Past 65: How Medicare Fits With Employer Coverage
- Medigap in Ohio: 33 Insurers and Their Plans
- Alaska Part D for 2027: 9 Drug Plans
- Wellcare Medicare Advantage in Louisiana: 11 Plans for 2027
- Wellcare Medicare Advantage in Delaware: 3 Plans for 2027
- Louisiana Part D for 2027: 8 Drug Plans, Down From 10
- Medicare Star Ratings Explained: What the Stars Measure and What They Don't
- Hawaii Part D for 2027: 8 Drug Plans
- Maine Part D for 2027: 8 Drug Plans, Down From 9
- New Mexico Part D for 2027: 10 Drug Plans, Down From 11
- Utah Part D for 2027: 8 Drug Plans, Down From 10
- Kansas Part D for 2027: 12 Drug Plans
- Stand-Alone Part D vs. Medicare Advantage Drug Coverage for 2027: What's Actually Different
- Mississippi Part D for 2027: 9 Drug Plans, Down From 10
- Arkansas Part D for 2027: 11 Drug Plans, Down From 12
- Nevada Part D for 2027: 9 Drug Plans, Down From 10
- Oklahoma Part D for 2027: 9 Drug Plans, Down From 11
- Colorado Part D for 2027: 8 Drug Plans, Down From 10
- Turning 65 in 2027? Here's How to Time Your Medicare Enrollment
- South Carolina Part D for 2027: 8 Drug Plans, Down From 11