Medicare Enrollment 2026 in Florida: Deadlines, Changes, and What to Know Before October 15

Medicare enrollment has specific windows -- and missing them can cost you permanently. Whether you're turning 65, losing employer coverage, or reviewing your current plan, knowing the right enrollment period is critical.

Here's the complete guide to Medicare enrollment in Florida for 2026.

Your Initial Enrollment Period is a 7-month window centered on your 65th birthday:

• 3 months before your birthday month
• Your birthday month
• 3 months after your birthday month

Example: If you turn 65 on August 15, your IEP runs May 1 - November 30.

What you can enroll in: Medicare Part A, Part B, Medicare Advantage, and Part D.

Critical rule: If you enroll in Part B during the last 3 months of your IEP, your coverage may be delayed. Enroll in the first 4 months for coverage starting on your birthday month.

The AEP is the most important enrollment window for existing Medicare beneficiaries. During AEP, you can:

• Switch from Original Medicare to Medicare Advantage
• Switch from Medicare Advantage to Original Medicare
• Switch from one Medicare Advantage plan to another
• Join, drop, or switch a Part D drug plan

Changes take effect: January 1 of the following year.

Who should use AEP: Anyone currently on Medicare who wants to review or change their coverage for the coming year. Even if you're happy with your plan, I recommend a quick review -- benefits, premiums, and drug formularies change every year.

If you're already enrolled in a Medicare Advantage plan, you can use the OEP to:

• Switch to a different Medicare Advantage plan
• Switch from Medicare Advantage back to Original Medicare (and add a Part D plan)

You cannot use OEP to: Switch from Original Medicare to Medicare Advantage, or join a standalone Part D plan if you're on Original Medicare.

Best use case: If you discover your plan changed its network or formulary on January 1 and it no longer works for you, OEP is your safety valve.

SEPs allow you to make Medicare changes outside the standard windows when a qualifying life event occurs. Common SEP triggers in Florida:

Important for Florida snowbirds: Moving between states can trigger an SEP if your Medicare Advantage plan doesn't serve your new area. See the snowbird section below.

If you missed your Initial Enrollment Period and don't have a qualifying SEP, you can enroll in Medicare Part A and/or Part B during the GEP. Coverage begins July 1.

The penalty: If you enroll late without a qualifying SEP, you'll pay a permanent late enrollment penalty:

• Part B: 10% added to your premium for each 12-month period you were eligible but didn't enroll
• Part D: 1% of the national base premium for each month you went without creditable drug coverage

Starting in 2025 and continuing in 2026, Medicare Part D out-of-pocket drug costs are capped at $2,100 per year. Once you hit $2,100, your plan covers 100% of covered drug costs for the rest of the year.

This is the biggest change to Medicare drug coverage in decades -- especially important for Florida seniors taking expensive specialty medications.

You can now spread your Part D out-of-pocket costs across monthly payments throughout the year. This helps seniors who take expensive medications avoid large upfront costs in January. Ask your Part D plan to enroll you.

The standard Medicare Part B premium for 2026 is $202.90/month. Higher-income beneficiaries pay more under IRMAA (Income-Related Monthly Adjustment Amount).

The Part A hospital deductible increased to $1,736 in 2026. This applies each benefit period (not annually), so a second hospitalization in the same year can trigger a second deductible.

If you split time between Florida and another state, Medicare Advantage HMO plans can be problematic -- they typically only cover emergency care outside their service area.

Best options for snowbirds:

1. Original Medicare + Medigap -- works at any Medicare-accepting provider nationwide
2. Medicare Advantage PPO -- covers out-of-network care (at higher cost)
3. UnitedHealthcare AARP Medicare Advantage -- one of the strongest nationwide PPO networks

If you're moving to Florida permanently, you'll likely need to switch plans -- your current state's Medicare Advantage plan may not serve Florida.

Moving to Florida triggers an SEP. You have 2 months from your move date to enroll in a Florida Medicare Advantage or Part D plan. Don't wait -- your current plan may not cover non-emergency care in Florida.

Florida has excellent Medicare Advantage options for new enrollees. But turning 65 is also the best time to enroll in Medigap -- you have guaranteed issue rights during your Medigap Open Enrollment Period (6 months starting when you're both 65 and enrolled in Part B). After that window, insurers can deny coverage or charge more based on health history.

1. Check your Annual Notice of Change (ANOC) -- your plan mails this in September. Read it.
2. Verify your doctors are still in-network -- networks change January 1
3. Check your drug formulary -- your medications may have moved to a higher tier
4. Compare your plan's 2026 premium and OOP max -- both may have changed
5. Look at new plans in your ZIP code -- better options may have entered your market
6. Review your Part D plan separately -- even if you're happy with your MA plan

Medicare enrollment windows are strict -- missing them can mean waiting months for coverage or paying permanent penalties. If you're unsure which window applies to your situation, I'm happy to walk you through it at no charge.

We do not offer every plan available in your area. Any information we provide is limited to those plans we do offer in your area. Please contact Medicare.gov or 1-800-MEDICARE to get information on all of your options.