Medicare Advantage

How Greenwood-Area Medicare Plan Choices Stack Up for 2026

How Medicare plan availability looks across the Greenwood area for 2027 — county-level counts, key dates, and Part D rules.

GREENWOOD, Ind. — If you live in Greenwood and are sorting through Medicare choices for 2027, it helps to know one thing up front: the number and mix of plans you can pick from depends on the county you live in, not the city. Greenwood sits in Johnson County, and the surrounding metro counties each have their own plan lineup. That means a neighbor a few miles up the road in Marion, Hendricks, or Hamilton County may see a different set of options than you do.

This guide walks through what "plan availability" really means, how the Greenwood area compares at a high level, and how to think through your choices during this fall's Annual Enrollment Period.

Why "the Greenwood area" isn't one single market

Medicare Advantage and Part D plans are approved and listed by CMS at the county level. Greenwood is officially in Johnson County, but the Indianapolis metro stretches across several counties — Marion, Hamilton, Hendricks, Boone, Hancock, Morgan, Shelby and others. Each of those counties has its own count of available plans and its own list of participating carriers.

So if you commute into Indianapolis or have a doctor in Carmel or Avon, remember: your plan choices are tied to your home address, not where you work or where you get care.

What the numbers look like in Johnson County

Here is the area-level picture for 2026, based on CMS Medicare Advantage and Part D landscape data:

• Medicare Advantage plans available in Johnson County: 71
• Carriers offering Medicare Advantage with prescription drug coverage: 10
• Population age 65+ in the county: about 26,185

That is a lot of options for one county, which is common in and around larger metro areas. Neighboring counties in the Indianapolis metro will have their own totals — sometimes higher, sometimes lower — because each carrier decides which counties to enter.

One note on stand-alone Part D plans: those are the drug-only plans people pair with Original Medicare. Availability of those is set regionally rather than by county, so you'll see the same regional Part D options across Indiana. The Medicare Plan Finder at medicare.gov will show exactly what's offered at your ZIP code.

How to think about star ratings

CMS publishes Star Ratings each fall to measure the quality of Medicare Advantage and Part D contracts. Ratings run from 1 to 5 stars and cover things like customer service, member experience, and how well plans manage chronic conditions.

Star Ratings are a useful quality signal, but they are not a shopping shortcut. A higher-rated plan isn't automatically the right fit if your doctors aren't in the network or your medications aren't on the formulary. Use ratings alongside — not instead of — a careful look at coverage details.

How to decide with so many plans on the table

With dozens of Medicare Advantage plans available in Johnson County, the goal isn't to compare every single one. It's to narrow the field using what matters to you. A simple approach:

1. Start with your doctors and hospitals. Confirm which plans include them in-network. 2. List your prescriptions. Check each plan's formulary — the list of covered drugs — and note tier placement and any restrictions. 3. Think about how you use care. Do you travel? Prefer a lower monthly premium or lower costs when you use care? Want extra benefits like dental or vision bundled in? 4. Factor in the 2027 Part D rules. The annual out-of-pocket cap on covered drugs is $2,400 in 2027 and applies across all Part D coverage, and the Medicare Prescription Payment Plan lets you spread drug costs across the year in monthly installments if that helps your budget. 5. Check total expected cost, not just premium. Premiums are only one piece; deductibles, copays and coinsurance all add up.

The Plan Finder tool at medicare.gov lets you enter your ZIP code and drugs and compare side by side.

Key dates to keep on your calendar

• Oct. 15 – Dec. 7, 2026: Annual Enrollment Period. This is when most people join, switch or drop Medicare Advantage and Part D plans for 2027.
• Jan. 1, 2027: New plan year begins.
• Jan. 1 – March 31, 2027: Medicare Advantage Open Enrollment Period. If you're already in a Medicare Advantage plan, you get one chance to switch to another MA plan or return to Original Medicare (with a Part D plan if needed).

Where to get personal help

You don't have to figure this out alone, and you shouldn't rely on a headline count to make your pick. Free, unbiased help is available:

• Medicare.gov Plan Finder — enter your ZIP code and medications to see what's offered at your address.
• 1-800-MEDICARE (1-800-633-4227), available 24/7.
• Indiana SHIP (State Health Insurance Assistance Program) — trained counselors who can walk you through your options one-on-one, at no cost. Call 1-800-452-4800 or visit medicare.in.gov.