What would each Medicare option have cost you?

There are three ways to carry Medicare: Original Medicare alone, Original Medicare plus a Medigap supplement, or a Medicare Advantage plan. Which one is cheapest depends entirely on the care you actually use — so this page takes your real costs and runs the same care through each option's rules: premiums in, bills out, totals compared.

Your information never leaves this page. The math — including reading an uploaded file — happens inside your own browser. Nothing you type or upload is sent to us or to anyone else. Close the page and it's gone.

Step 1 — What did your care cost you?

Two ways to fill this in. The fastest: at medicare.gov, log in and choose "Download my claims & personal data" (choose PDF, up to 36 months), then give that file to the button below. Or skip the file and type the numbers from your Medicare Summary Notices straight into the year boxes. (Currently in a Medicare Advantage plan? Your medical claims live with your plan, not with Medicare — type your visit counts in by hand from your plan's statements.)

The file is read on your device only. It is not uploaded — this works even with your internet disconnected.

Your years

Tick each year you want in the comparison. The premium box is pre-filled with that year's standard Part B premium — change it if you paid an income-adjusted amount. The visit counts only affect the plans that charge per-visit copays (Plan N and Medicare Advantage).

Step 2 — The plans to compare

Medigap (supplement) premiums

Medigap benefits are standardized by federal law — every company's Plan N pays identical benefits — so the math on this page is exact. Premiums are not standardized: they vary by state, age, sex, tobacco use, and company. The boxes are pre-filled with rough national ballparks for your age so you can see how the comparison works. For a decision, replace them with real quotes: medicare.gov's Medigap finder lists every company selling in your ZIP code, and your State Health Insurance Assistance Program (SHIP) gives free, unbiased help by phone.

Monthly premiums, estimates only. The same letter is often sold at very different prices — shopping carriers is comparing prices on an identical product.

A Medicare Advantage plan

Medicare Advantage is different: nothing is standardized. Every plan sets its own premium, copays, provider network, and yearly out-of-pocket limit, county by county, and can change them every January. Pick one of your county's real plans below — the copays fill in from Medicare's own published plan files — or leave the typical $0-premium defaults, or type numbers from any plan's Summary of Benefits. The official tool, with drug costs included, is medicare.gov's plan finder.

Monthly premiumMany plans charge $0. You still pay your Part B premium either way.
Doctor visit copayTypical: $0 primary care, $35–$50 specialist. Pick what matches most of your visits.
ER visit copayTypical: $110–$150. Waived if you're admitted.
Lab-test copayOften $0; some plans charge up to $50 per day of testing.
X-ray / scan copayPlain X-rays are often $5–$25; advanced imaging (MRI, CT) can be $200+.
Hospital stay, total copayPlans charge per day for the first days — e.g. $495/day for days 1–5 is $2,475 for a typical stay.
Yearly out-of-pocket maximumThe most the plan can let you pay in-network per year. Typical: $4,000–$9,000.

The Medicare Advantage line is an estimate in a way the Medigap lines are not: it assumes your doctors are in the plan's network, services get approved, and drug costs are left out entirely. Care on the same day as an ER visit is counted once, under the ER copay.

The comparison

Tick at least one year above (and put something in its boxes) to see the comparison.

How to read this honestly

  • A cheap past doesn't promise a cheap future. If your years were healthy, every supplement will look like wasted premium — that's the arithmetic working, not a trick. The worst-possible-year table is the other half of the decision.
  • For Medigap, the letter is the coverage decision; the company is only the price. Every company's Plan N pays identical benefits. Pick the letter first, then the lowest reliable premium — and ask about the company's rate-increase history, not just year one. Already have Medigap? How switching works →
  • Buying Medigap later is not guaranteed. Your one guaranteed window is the six months after your Part B starts. After that, in most states, companies can ask health questions and say no. The health-questions door, explained →
  • Medicare Advantage trades a cap for managed care. Low or zero premiums and an out-of-pocket maximum, in exchange for networks, prior authorization, and benefits that can change every January — and leaving it for Medigap later usually means passing those health questions. The full picture →
  • Plans A, B, D and M exist but are rarely sold. None covers the Part B deductible, and they're often priced near Plan G while covering less. Plan C, like Plan F, is only available if your Medicare began before 2020.

Where the numbers come from

  • Medigap benefit rules: Medicare's own standardized benefit chart (medicare.gov: how to compare Medigap policies).
  • Deductibles, premiums and limits by year: CMS announcements — Part B deductible and standard premium for 2023–2026, Part A hospital deductible, the high-deductible plan amount, and the Plan K / Plan L out-of-pocket limits.
  • Medigap premium ballparks: published rate surveys, rounded. They exist only so the page works before you have quotes.
  • Medicare Advantage plans: the plan picker is built from CMS's own public files — the annual Landscape file (every plan by county, with premiums, out-of-pocket maximums and star ratings) and the Plan Benefit Package data (the approved copays) — refreshed when CMS publishes new quarters. Special-needs plans (for people on Medicaid or with specific conditions) are not listed. Drug costs are never modeled. The official tool is medicare.gov/plan-compare.

This page is arithmetic on published rules, not medical, billing, insurance, or financial advice, and not a recommendation to buy, keep, or drop any plan. We are not an insurance agent and sell no plans. Coverage decisions are made by Medicare and its plans when claims are processed. For free one-on-one help choosing coverage, call your State Health Insurance Assistance Program.

Want a person to do this with your real records? The claims review for families ($349, flat) reads your actual Medicare statements line by line, explains what each claim means and what was owed and why, and builds this comparison for you — including running your care through the specific Medicare Advantage plans offered in your county, which no self-serve tool can do honestly.

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