Key Takeaways
- Wisconsin has UNIQUE Medicare Supplement plans different from federal standardized plans
- Wisconsin offers only two Medigap plans: Basic Plan and High Deductible Plan
- Six-month open enrollment period at age 65 with Part B enrollment
- Wisconsin provides additional protections for Medicare beneficiaries
Last updated: January 2026
Wisconsin Medicare Supplement Regulations
Wisconsin has UNIQUE Medicare Supplement (Medigap) regulations that differ significantly from other states.
Wisconsin's Unique System
IMPORTANT: Wisconsin does NOT use the standard federal Medigap plans (A through N). Instead, Wisconsin has its own system:
Wisconsin Medigap Plans
| Plan | Description |
|---|---|
| Basic Plan | Comprehensive coverage with cost sharing |
| High Deductible Plan | Lower premium with $2,700 annual deductible |
Exam Tip: Wisconsin is one of only three states (along with Massachusetts and Minnesota) with its own unique Medigap standardization.
Open Enrollment Period
Wisconsin provides a 6-month open enrollment period for Medicare Supplement:
When It Begins
The 6-month period starts:
- First day of the month you are 65 or older AND
- Enrolled in Medicare Part B
Protections During Open Enrollment
- Guaranteed issue - Must be accepted regardless of health
- No pre-existing condition exclusions
- Standard rates - Cannot be charged more for health conditions
- Any plan available - Can choose either Wisconsin Medigap plan
Wisconsin Basic Plan Benefits
The Wisconsin Basic Plan covers:
- Medicare Part A coinsurance (hospital days 61-90 and 91-150)
- Part B coinsurance or copayment
- First 3 pints of blood
- Part A hospice coinsurance
- Skilled nursing facility coinsurance (days 21-100)
- Part A deductible (50% or 100% depending on rider)
- Part B deductible (optional rider)
- Part B excess charges (optional rider)
- Foreign travel emergency (optional rider)
Test Your Knowledge
How many standardized Medicare Supplement plans does Wisconsin offer?
A
B
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D
Test Your Knowledge
How long is the Medicare Supplement open enrollment period in Wisconsin?
A
B
C
D