Medicare Advantage vs. Supplement vs. Part D — Which Is Right for You?
The plan with the lowest premium isn't always the best value. I'll show you the real cost differences — and help you choose the coverage that fits your health and budget.
Why Plan Comparison Matters
Medicare has three main coverage paths — and the differences between them are significant. A $0-premium Medicare Advantage plan might cost far more out-of-pocket when you actually need care. A Medicare Supplement plan with a higher monthly premium might save you thousands in a serious illness year. Understanding the tradeoffs is the only way to make a truly informed decision.
There is no universally 'best' Medicare plan. The right plan depends on your health, your doctors, your medications, and your financial situation.
Side-by-Side Plan Comparison
| Feature | Original Medicare | Medicare Advantage | Medicare Supplement |
|---|---|---|---|
| Monthly premium | Part B premium (~$202.90/mo) | $0–$100+/mo | $80–$300+/mo (plus Part B) |
| Out-of-pocket maximum | No cap | Up to $9,350 in-network (2026) | Near $0 with Plan G |
| Provider network | Any Medicare provider nationwide | Network-restricted (HMO/PPO) | Any Medicare provider nationwide |
| Referrals required | No | Often yes (HMO) | No |
| Drug coverage included | No — need Part D | Usually yes (MAPD) | No — need Part D |
| Dental/vision/hearing | Not covered | Often included | Not included |
| Prior authorization | Rarely | Common | Rarely |
| Best for | Baseline coverage only | Healthy, budget-conscious, local care | Predictable costs, travel, serious illness |
The Three Medicare Coverage Paths
Original Medicare (Parts A & B)
The federal baseline. Covers hospital (Part A) and medical (Part B) services. Works with any provider nationwide that accepts Medicare. No out-of-pocket maximum — you pay 20% of most costs indefinitely.
Pros
- Nationwide provider access
- No network restrictions
- No referrals needed
Cons
- No out-of-pocket cap
- No drug coverage
- No dental/vision/hearing
Medicare Advantage (Part C)
Private insurance that replaces Original Medicare. Bundles Parts A, B, and usually D into one plan. Often includes extra benefits like dental, vision, and hearing. Network-restricted — you must use in-network providers for the lowest cost.
Pros
- $0 premium options available
- Extra benefits (dental, vision, hearing)
- Annual out-of-pocket maximum
Cons
- Network restrictions
- Prior authorization requirements
- Plan changes annually
Medicare Supplement (Medigap)
Fills the gaps in Original Medicare — covering your 20% coinsurance, deductibles, and other out-of-pocket costs. Works alongside Original Medicare. You keep nationwide provider access with near-zero out-of-pocket costs.
Pros
- Predictable, low out-of-pocket costs
- Nationwide provider access
- No network restrictions or referrals
Cons
- Higher monthly premium
- No drug coverage (need Part D)
- No extra benefits
Which Plan Type Fits Your Situation?
I travel frequently or split time between states
Medicare Supplement — nationwide coverage, no network restrictions
I want the lowest possible monthly premium
Medicare Advantage — $0 premium plans available in most Florida counties
I have a serious or chronic condition
Medicare Supplement — predictable costs, no prior authorization delays
I want dental, vision, and hearing coverage
Medicare Advantage — most plans include these extra benefits
Compare dental insurance plansI want to see any doctor without a referral
Medicare Supplement or Original Medicare — no network restrictions
I'm on a fixed income and need cost certainty
Medicare Supplement Plan G — near-zero out-of-pocket after deductible
Plan Comparison FAQ
Ready to Compare Your Options Side by Side?
I'll pull every plan available in your zip code and walk you through the real cost differences — premiums, out-of-pocket maximums, drug costs, and more. Free, no obligation.