Medicare Advantage
Thibodaux, LA Medicare options for 2027
THIBODAUX, La. — If you're sorting through Medicare choices in Thibodaux this fall, you have a lot to look at. Thibodaux sits in Lafourche Parish, where 49 Medicare Advantage plans were available for 2026, according to the Centers for Medicare & Medicaid Services (CMS) Landscape files. The 2027 lineup is described in each plan's Annual Notice of Change (ANOC) and on Medicare.gov's Plan Finder. That count is the starting point for understanding your local options — not a ranking, just the size of the shelf.
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Key takeaways
- Lafourche Parish has 49 Medicare Advantage plans available for 2026, offered by 7 carriers.
- CMS lists 0 stand-alone Part D drug plans tied specifically to this Lafourche Parish landscape file, so most drug coverage locally comes bundled inside Medicare Advantage.
- The Part D out-of-pocket cap is $2,100 in 2026 and $2,400 in 2027. The maximum Part D deductible is $615 in 2026 and $700 in 2027.
- Medicare's Annual Enrollment Period runs Oct. 15 through Dec. 7, with a Medicare Advantage Open Enrollment window Jan. 1 through March 31.
What "49 plans" really means
Medicare Advantage plan availability is set at the county (parish) level, not by ZIP code or city. So while we say "Medicare in Thibodaux," the number you'll see on Medicare.gov is really the Lafourche Parish number. For 2026, that was 49 Medicare Advantage plans from 7 different carriers. The 2027 lineup is in each plan's ANOC and on Medicare.gov's Plan Finder.
That's a wide field. Some plans are HMOs, some are PPOs, some are special needs plans (SNPs) built for people with certain chronic conditions or who also have Medicaid. The plan finder on Medicare.gov will let you filter by type once you enter your ZIP code.
What about stand-alone drug plans?
The CMS Medicare Advantage landscape file for Lafourche Parish shows 0 stand-alone Part D plans in that specific dataset. In practice, stand-alone Part D plans (PDPs) are sold by region, not parish, so Louisiana residents still have PDP options — you'll see them listed when you search your ZIP on Medicare.gov.
The important takeaway: if you stay with Original Medicare (Parts A and B), you'll likely add a stand-alone Part D plan for drugs. If you choose a Medicare Advantage plan, drug coverage is usually built in (that's called an MA-PD).
Star Ratings, briefly
CMS gives Medicare Advantage and Part D contracts a Star Rating from 1 to 5, based on things like customer service, member complaints, and how well the plan handles chronic conditions. In this parish's landscape data, 0 contracts were rated 4 stars or higher for 2026.
Star Ratings are one data point — not a shopping shortcut. They're worth glancing at, but the right plan for you depends on your doctors, your prescriptions, and your budget.
Medicare numbers every Thibodaux reader should know for 2027
A few program-level figures apply no matter which plan you pick:
- $2,400 — the Part D out-of-pocket cap on covered drugs in 2027 (it is $2,100 in 2026). Once you hit it, you pay nothing more for the rest of the year on covered prescriptions.
- $700 — the maximum Part D deductible a plan can charge in 2027 (it is $615 in 2026).
- No more donut hole. As of 2025, the coverage gap is gone. Part D now has three phases: deductible, initial coverage, and catastrophic.
- Medicare Prescription Payment Plan. This is an optional program that lets you spread your drug costs into monthly payments instead of paying a big amount at the pharmacy counter.
- IRMAA (the income-related surcharge on Part B and Part D premiums) starts above $109,000 in income for a single filer in 2026.
Key dates
- Oct. 15 – Dec. 7: Annual Enrollment Period. You can join, switch, or drop a Medicare Advantage or Part D plan. Changes take effect Jan. 1.
- Jan. 1 – March 31: Medicare Advantage Open Enrollment. If you're already in a Medicare Advantage plan, you get one chance to switch to another MA plan or return to Original Medicare.
How to sort through 49 options without losing sleep
Nobody expects you to read 49 plan documents. A few practical steps:
1. Make a list of your prescriptions, your doctors, and any hospitals you want to keep using. 2. Go to Medicare.gov/plan-compare and enter your Thibodaux ZIP code. The tool will filter plans that cover your drugs and show whether your providers are in-network. 3. If you want free, unbiased help, call Louisiana SHIIP (the State Health Insurance Information Program) at 1-800-259-5300. SHIP counselors don't sell anything. 4. Call 1-800-MEDICARE (1-800-633-4227) anytime, 24/7.
By the numbers
Medicare Part B premium, 2006–2026
The standard monthly Part B premium has climbed from $88.50 in 2006 to $202.90 in 2026. Hover any point for that year’s premium.
Source: CMS. Standard premium shown; in some hold-harmless years many existing enrollees paid less. Confirm at Medicare.gov.
By the numbers
How people get Medicare in Lafourche Parish
(MA penetration in Lafourche Parish)
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.
Explore
When can you enroll? An interactive year
Enrollment windows are federal and the same nationwide. Confirm your personal dates at Medicare.gov or 1-800-MEDICARE.
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The parts of Medicare
Good to know
Frequently asked questions
How many Medicare Advantage plans are available in Thibodaux?
Do I have to pick a Medicare Advantage plan, or can I stick with Original Medicare?
What if I miss the Dec. 7 deadline?
Where can I get help without a sales pitch?
- CMS — MA/Part D Landscape & Plan Finder data
For personalized answers, contact Medicare.gov, 1-800-MEDICARE, or your local SHIP.
Also for Thibodaux
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This page was last updated: September 30, 2026.