Medicare Advantage vs Medigap – Which Path Fits You?
Understanding the difference between Medicare Advantage and Medigap to make the best choice.
Key Takeaways
- • Medicare Advantage offers lower premiums and extra benefits but requires using network providers
- • Medigap supplements Original Medicare, allowing you to see any Medicare-accepting doctor without referrals
- • 2026 brings network changes to Medicare Advantage and potential Medigap premium adjustments—review annually during Open Enrollment
Two Different Approaches to Medicare Coverage
When it comes to Medicare, you have two main paths: stick with Original Medicare and add a Medigap supplement, or switch to a Medicare Advantage plan. Each has distinct advantages depending on your healthcare needs, budget, and preferences.
Original Medicare + Medigap
✓ Pros:
- • See any doctor accepting Medicare
- • No referrals needed for specialists
- • Predictable out-of-pocket costs
- • Nationwide coverage
- • Standardized plan options
✗ Cons:
- • Higher monthly premiums
- • Separate Part D drug plan needed
- • No extras (dental, vision, hearing)
- • Medical underwriting after initial enrollment
Medicare Advantage
✓ Pros:
- • Lower or $0 monthly premiums
- • Includes Part D drug coverage
- • Extra benefits (dental, vision, hearing)
- • Annual out-of-pocket maximum
- • No medical underwriting
✗ Cons:
- • Network restrictions (HMO/PPO)
- • Referrals may be required
- • Regional coverage only
- • Plans change annually
- • Prior authorizations common
Making Your Decision
Consider Your Budget
Use our cost calculator to compare total annual costs between Original Medicare + Medigap vs. Medicare Advantage. Don't just look at monthly premiums—factor in deductibles, copays, and typical healthcare usage.
Calculate Total CostsKey Questions to Ask Yourself
- ?Do you travel frequently or live in multiple locations?
- ?Do you have specific doctors you want to keep seeing?
- ?How important are extras like dental and vision coverage?
- ?Do you prefer predictable costs or lower premiums?
- ?Are you comfortable with network restrictions and referrals?
You Can Switch During Open Enrollment
Remember: you're not locked in forever. Medicare's Annual Enrollment Period (October 15 - December 7) lets you switch between Original Medicare and Medicare Advantage each year.
Learn About Enrollment PeriodsFrequently Asked Questions About Medicare Paths
Can I switch from Medicare Advantage to Medigap?
Yes, but you may face medical underwriting unless you qualify for a guaranteed issue period. You can switch during the Annual Open Enrollment Period (October 15–December 7) or the Medicare Advantage Open Enrollment Period (January 1–March 31). Learn more in our guaranteed issue rights guide.
Which option is cheaper overall?
It depends on your healthcare usage. Medicare Advantage typically has lower monthly premiums but higher out-of-pocket costs when you need care. Medigap has higher premiums but more predictable costs. Use our cost estimator tool to compare based on your situation.
Do I need a referral to see specialists with Medigap?
No. With Original Medicare and Medigap, you can see any specialist who accepts Medicare without a referral. Medicare Advantage plans typically require referrals from your primary care physician to see specialists.
What happens if I travel with Medicare Advantage?
Most Medicare Advantage plans have limited coverage outside your service area, except for emergencies. Medigap plans provide nationwide coverage at any facility accepting Medicare. Review our article on Medicare Advantage network changes in 2026 for travel considerations.
Can I have both Medicare Advantage and Medigap?
No. It's illegal for an insurance company to sell you a Medigap policy if you're enrolled in Medicare Advantage. You must choose one path or the other. See our Medicare 101 guide for a detailed comparison.