Medicare in Alabama serves about 1.1 million beneficiaries, with 47% enrolled in Medicare Advantage and the remainder on Original Medicare + Medigap. Average Medigap Plan G premium for a new 65-year-old enrollee: $128/mo. Stand-alone Part D plans average $43/mo.
Medicare Beneficiaries
1.1 million
Age 65+ and disabled
MA Enrollment
47%
% on Medicare Advantage
Avg Medigap Plan G
$128/mo
New enrollee, age 65
| Topic | Detail | Notes |
|---|---|---|
| Medicare Advantage plans available | 40+ | Varies by county; check medicare.gov plan finder |
| Top MA carriers | UnitedHealthcare, Humana, Blue Cross Blue Shield of Alabama | Networks differ by county |
| Stand-alone Part D | $43/mo | Required if you have Original Medicare + Medigap |
| Annual guaranteed-issue Medigap switching | No (one-time 6-month window at 65) | Standard 6-month Medigap open enrollment at 65; no state-level annual switching rights. |
Medigap premiums vary by carrier, age, and ZIP code. The 2026 Part B premium is $202.90/month and Part B deductible is $283. Part D out-of-pocket cap is $2,100 in 2026.
Alabama's Medicare market is anchored by Humana, which has long held a dominant position in the state's Medicare Advantage segment, particularly in the Birmingham and Huntsville metropolitan areas. Blue Cross Blue Shield of Alabama competes aggressively with its BlueCare Plus plans, leveraging its broad provider relationships with UAB Medicine and Ascension St. Vincent's. Rural counties in the Black Belt region face persistent network adequacy challenges under MA, where primary care shortages make Original Medicare's freedom-of-provider-choice more valuable. Roughly 53% of Alabama beneficiaries remain on Original Medicare paired with a Medigap policy, a higher share than many southern states.
Alabama beneficiaries approaching 65 should act decisively during their one-time 6-month Medigap open enrollment window, which begins the month they are both 65 and enrolled in Part B. There are no state protections for switching later without medical underwriting, so applicants with pre-existing conditions like diabetes or COPD — prevalent in Alabama — may be declined or rated up outside that window. Part D enrollees should compare formularies carefully since specialty drug pricing varies significantly between Humana and CVS/Aetna standalone plans. Low-income beneficiaries should check eligibility for Alabama's Medicare Savings Programs through the Alabama Medicaid Agency.
In Alabama, traditional Medicare combined with a Medigap supplement (typically Plan G or N) plus a stand-alone Part D plan provides nationwide access with predictable costs. Plan G covers everything except the $283 Part B deductible.
Medicare Advantage (Part C) plans bundle Medicare Parts A, B, and usually D into one private plan, often with $0 premium beyond Part B. Trade-offs include network restrictions and prior authorization. 47% of Alabama beneficiaries currently choose MA.
Standard 6-month Medigap open enrollment at 65; no state-level annual switching rights.
💡 Alabama Pro Tip
Alabama beneficiaries typically have access to 40 or more Medicare Advantage plans depending on their county. Jefferson County (Birmingham) and Madison County (Huntsville) offer the widest selection, often 50+ plans, while rural counties in western Alabama may have fewer than 20 options.
The average Medigap Plan G premium for a 65-year-old in Alabama is approximately $128 per month, though premiums vary by insurer and zip code. Blue Cross Blue Shield of Alabama and Mutual of Omaha are among the more competitive carriers in the state.
In Alabama, you generally cannot switch Medigap plans without answering health questions outside of your initial 6-month open enrollment period or a qualifying guaranteed-issue event (such as losing employer coverage or your MA plan leaving your area). Alabama has no state law granting annual switching rights, so locking in a plan while healthy is strongly advisable.
Beneficiary counts and MA enrollment percentages from CMS state-level Medicare data; premium averages from 2026 carrier rate filings for Alabama. Verify current plan costs at medicare.gov before enrolling.
Jennifer Walsh
Editorial Lead, Health & Medicare
This article was researched and written by the Cover Forge USA editorial team against federal sources (NAIC, CMS, FEMA, DOL, SSA, state DOIs) and standard policy forms. Bylines organize content by topic — they do not assert individual licensure. See our editorial-policy for details.
Reviewed May 2026
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