Humana Medicare Supplement insurance, also called Medigap, helps pay specified costs left by Original Medicare. It is different from Humana Medicare Advantage. Compare the policy letter, state-specific outline and approved premium rather than assuming all Humana products work the same way.
Compare the same standardized benefits
Most states use lettered Medigap policies. The basic insured benefits for a particular letter are standardized, though premiums and available discounts differ. Massachusetts, Minnesota and Wisconsin use different standardization.
| Example | What to check |
|---|---|
| Plan G | Includes specified Original Medicare cost sharing but not the Part B deductible. |
| High-deductible version | You must meet its separate annual deductible before benefits pay as specified. |
| Plan N | Specified office and emergency copayments and no Part B excess-charge benefit. |
| Plans C or F | Not available to people first eligible for Medicare on or after January 1, 2020. |
These examples are not confirmation that Humana sells every option in your state.
Request the current outline and price
- Confirm the legal insurer and exact policy form.
- Review covered cost sharing and exclusions.
- Ask how premiums are rated and may change.
- Check whether discounts have eligibility or renewal conditions.
- Compare the same plan letter across insurers.
Do not substitute a prior-year deductible or an online sample rate for your current policy quote. Medigap generally does not cover routine dental, ordinary eyewear, hearing aids or custodial long-term care.
Understand your enrollment rights
The federal Medigap Open Enrollment Period lasts six months, beginning when you are 65 or older and enrolled in Part B. Other guaranteed issue protections and additional state rules may apply. Outside protected periods, an application may be subject to health underwriting.
Fall Medicare Open Enrollment does not automatically give everyone a right to purchase Medigap without underwriting. Confirm approval and the new effective date before canceling an existing policy. Ask for written explanations of benefits you do not understand.
Related coverage questions
- What Is Medigap? Benefits, Costs and Enrollment
- How to Compare Medigap Policies
- Medigap Comparison Chart: Benefits and 2026 Cost Limits