98 Medicare Advantage plans statewide, averaging $10.62/month — but about half of Alabama's 1.1 million Medicare beneficiaries are still on Original Medicare, where the Medigap decision has a deadline most people never hear about. Philip compares what is actually available in your county, at no cost.
Reviewed by Philip Smith, Licensed Insurance AgentNPN #22255420FL Lic. #G349232Updated July 2026
2026 plan year. Source: CMS landscape data.
The Medigap deadline nobody reminds you about
For six months after your Part B starts, any Alabama carrier must sell you any Medigap plan it offers at its standard rate, no health questions. After that window closes it does not reopen — carriers can underwrite you, charge more, or decline you. Unlike Annual Enrollment, this one comes around exactly once. If you are approaching 65 or about to leave employer coverage, this is the conversation to have before the window opens, not after it shuts.
Birmingham, Huntsville and Mobile have deep networks. Much of rural Alabama does not. A narrow-network Advantage plan that looks identical on paper can mean an hour's drive to an in-network specialist.
A $0-premium plan with the wrong formulary costs more over a year than a plan with a modest premium that covers your prescriptions. Check the drug list before the premium — every time.
Medicare Advantage benefits, networks and formularies are re-filed every year. A plan chosen three years ago may no longer include your doctor. Annual Enrollment exists for exactly this.
98 Medicare Advantage plans are available across Alabama for 2026, with the typical beneficiary having roughly 30 to 35 plans to choose from in their own county. The average Medicare Advantage premium in Alabama is $10.62/month, and the most active carriers in the state are Humana, UnitedHealthcare, and Devoted Health. County matters a great deal here — Jefferson and Madison counties look nothing like the Black Belt counties in terms of plan choice or provider networks.
1,125,411 Alabama residents are enrolled in Medicare, and about 51% of them are in a Medicare Advantage plan according to CMS. That is close to the national average and well below Ohio or Florida. Roughly half of Alabama's Medicare population is therefore still on Original Medicare, where the question of whether to add a Medicare Supplement — and when — is the one that carries real financial consequences.
It is a trade between predictability and flexibility rather than a right answer. Medicare Advantage bundles hospital, medical and usually drug coverage into one plan with a low or $0 premium — Alabama's average is $10.62/month — plus extras like dental and vision, but you use a network and pay as you go up to an annual out-of-pocket maximum. A Medicare Supplement costs considerably more each month and pairs with a separate Part D plan, but it covers most of what Original Medicare leaves behind and works with any provider nationwide that accepts Medicare. In rural Alabama, where narrow networks can mean real driving distance to an in-network specialist, that portability is worth more than it looks on paper.
The six months beginning when your Part B coverage starts. During that Medigap Open Enrollment Period an Alabama carrier must sell you any plan it offers at its standard rate regardless of your health history. After it closes, carriers in Alabama can medically underwrite you — meaning they can charge more or decline you outright. This is the deadline people most often discover too late, because nothing prompts you about it and it does not reopen annually the way Medicare Advantage enrollment does.
Your Initial Enrollment Period is the seven months around your 65th birthday — three months before, your birthday month, and three months after. Annual Enrollment runs October 15 through December 7 each year for coverage effective January 1. The Medicare Advantage Open Enrollment Period, January 1 through March 31, lets you move from one Advantage plan to another or return to Original Medicare. Missing your initial window without other creditable coverage can trigger a Part B late-enrollment penalty that lasts for the rest of your life.
We do not offer every plan available in your area. Any information we provide is limited to the plans we do offer in your area. Please contact Medicare.gov or 1-800-MEDICARE (TTY 1-877-486-2048), 24 hours a day / 7 days a week, to get information on all your options. Not affiliated with or endorsed by any government agency.
Philip Smith · Licensed Independent Insurance Broker
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