Medicare Advantage vs Medigap 2026: Which Costs Less?
Medicare Advantage vs Medigap: For most cost-conscious beneficiaries in 2026, Medicare Advantage (MA) plans typically win on lower monthly premiums, often $0. Medigap policies, however, win on predictable out-of-pocket protection and total freedom to choose any Medicare-accepting provider. Your decision hinges on how you value low fixed costs versus shielding yourself from high medical bills.
How We Tested
This review is based on official documentation, pricing pages, and published analyses — we did not run the tools ourselves. We analyzed 2026 data from the Centers for Medicare & Medicaid Services (CMS), the Kaiser Family Foundation (KFF), the National Council on Aging (NCOA), and Medicare.gov. We verified premiums, deductibles, and regulatory limits. We did not test enrollment processes, claims handling, customer service ratings, or network adequacy. Last reviewed: August 2026.
Which is cheaper: Medicare Advantage or Medigap?
For a healthy person who uses few medical services, Medicare Advantage is almost always cheaper month-to-month due to low or zero-dollar premiums. For someone with chronic conditions or frequent specialist visits, Medigap can ultimately cost less by capping most cost-sharing after a known annual premium, protecting you from potentially unlimited expenses under Original Medicare. The answer depends entirely on your personal health utilization and risk tolerance.
2026 Cost Comparison: Side-by-Side Tables
The 2026 cost gap between Medicare Advantage and Medigap comes down to how you pay: Medicare Advantage pairs a low or zero-dollar premium with copays and an out-of-pocket cap, while Medigap charges a predictable premium — about $164 a month for Plan G, per KFF — that covers most cost-sharing. KFF reports that 75% of Medicare Advantage enrollees pay no plan premium beyond the $202.90 Part B premium.
| Cost Component | Medigap (Example: Plan G) | Medicare Advantage (Typical) |
|---|---|---|
| Monthly Part B Premium | $202.90 (paid to Medicare) CMS 2026 fact sheet | $202.90 (paid to Medicare) |
| Extra Monthly Premium | ~$164 (to Medigap insurer) | $0 for 75% of plans (avg. $15 if any) KFF Brief |
| Part B Deductible ($283) | You pay the $283 deductible. | You typically pay the $283 deductible. |
| Part A Deductible ($1,736) | Covered in full by Plan G. | Varies by plan; often a copay for hospital stays. |
| Part B Coinsurance (20%) | Covered in full by Plan G. | You pay copays/coinsurance until your OOP limit. |
| Annual Out-of-Pocket Max | None. Plan G covers most cost-sharing after deductibles. | Avg. $5,421 in-network; $9,825 combined. Federally capped at $9,250 in 2026 KFF & NCOA. |
| Prescription Drug Coverage | Not included. Separate Part D plan required (base premium: $38.99) Medicare.gov Costs. | Usually included in an MA-PD plan. |
| Feature | Medigap (Plan G) | Medicare Advantage |
|---|---|---|
| Provider Network | Any doctor/hospital that accepts Medicare nationwide. | HMO/PPO network. Out-of-network care is often not covered (HMO) or costs more (PPO). |
| Referrals Needed | No. See any specialist without a referral. | Often required, especially in HMOs. |
| Prior Authorization | Rarely required for most services. | Very common. 99% of enrollees are in plans that require it for some services KFF. |
| Out-of-Network Care | Covered anywhere Medicare is accepted. | Limited or unavailable (HMO); higher costs (PPO). |
| Guaranteed Issue Rights | Only during your 6-month open enrollment starting when you turn 65 and enroll in Part B. | Annual Open Enrollment (Oct 15 - Dec 7). |
| Extra Benefits (Dental/Vision) | Not included. | Often included as supplemental benefits. |
Real-World Cost Scenarios: Low-Use vs High-Use
In 2026, a healthy low-use beneficiary typically spends about $2,000 more per year with Medigap than with Medicare Advantage, while a high-use beneficiary can hit an average $5,421 in-network out-of-pocket limit under Medicare Advantage on top of premiums. These scenarios use national averages from KFF and CMS — your state and specific plan will differ.
(a) Healthy, Low-Use Beneficiary: You visit your primary care doctor once a year and take no medications.
- Medigap + Original Medicare Cost:
- Part B Premium: $202.90 × 12 = $2,435
- Plan G Premium: $164 × 12 = $1,968
- Part B Deductible: $283
- Estimated Total Annual Cost: ~$4,686
- You pay very little at point-of-service.
- Medicare Advantage Cost:
- Part B Premium: $202.90 × 12 = $2,435
- Extra MA Premium: $0 × 12 = $0
- Typical Copays: ~$20–$50 per visit, let’s say $50 × 2 = $100
- Estimated Total Annual Cost: ~$2,535
- MA saves you over $2,000 annually if you stay healthy.
(b) High-Use / Chronic Condition Beneficiary: You see specialists regularly, have a planned surgery, and take several medications.
- Medigap + Original Medicare Cost:
- Part B Premium: $2,435
- Plan G Premium: $1,968
- Part B Deductible: $283
- All other cost-sharing (hospital, specialist, etc.): $0 (covered by Plan G after deductibles)
- Estimated Total Annual Cost: ~$4,686
- Your maximum annual cost is predictable and capped by your premiums.
- Medicare Advantage Cost:
- Part B Premium: $2,435
- Extra MA Premium: $0
- Copays/Coinsurance for services: You will pay these until you hit your plan’s out-of-pocket limit. The average in-network limit is $5,421 KFF Brief.
- Estimated Worst-Case Annual Cost: ~$7,856 ($2,435 premiums + $5,421 OOP limit).
- MA could cost more if your care needs are high, up to a federally regulated maximum of $9,250.
Best For: Which Plan Fits Your Profile?
The right choice tracks your expected care and cash flow: Medicare Advantage suits healthy, budget-conscious enrollees who accept a network, while Medigap Plan G suits people who want predictable costs and any-provider access. More than half (55%) of eligible beneficiaries now choose Medicare Advantage, per KFF, yet most still pay nothing extra for the plan premium — the trade-off is control over providers.
- Healthy, Low-Use: Medicare Advantage. You likely benefit from the $0 premium and comprehensive package, accepting the network restrictions.
- Frequent Care / Chronic Conditions: Medigap Plan G. The predictable premium and near-total coverage of cost-sharing provide financial security and peace of mind.
- Frequent Travelers or Snowbirds: Medigap. Its nationwide acceptance means you can see any Medicare provider without worrying about out-of-network costs.
- Budget-First, Fixed-Income: Medicare Advantage. The low or zero monthly premium is hard to beat if you need to strictly control monthly cash flow.
- Dislike Networks & Prior Auth: Medigap. It eliminates network hassles and the vast majority of prior authorization requirements.
For a broader look at how network restrictions and plan types affect cost, see our open enrollment plan comparison.
FAQ
Is Medicare Advantage really free?
Most Medicare Advantage plans have a $0 monthly premium, but you still pay your standard Part B premium ($202.90/mo in 2026). “Free” refers only to the extra plan premium. You will still face copays, coinsurance, and deductibles when you use services, and you must use the plan’s network.
Can I switch from Medicare Advantage to Medigap later?
It is difficult and often expensive. You have a guaranteed right to buy any Medigap plan only during your initial 6-month open enrollment period at age 65. Outside this window, insurers can decline you or charge more due to health conditions. There are limited exceptions, so it’s best to choose carefully initially.
Does Medigap cover prescription drugs?
No. Medigap plans do not include prescription drug coverage. If you have Medigap, you must separately enroll in a standalone Medicare Part D drug plan, where 2026 out-of-pocket drug costs are capped at $2,100 per year, according to NCOA. Medicare Advantage plans, by contrast, often bundle drug coverage into a single MA-PD plan. See our Medicare GLP-1 coverage guide for an example of analyzing specific drug costs. Use our health finance tools to model your overall costs.
The core trade-off in 2026 remains the same: Medicare Advantage offers lower upfront premiums with a network, while Medigap offers predictable costs and freedom for a higher monthly price. Your best choice aligns with your health needs, risk tolerance, and desire to avoid administrative hurdles.