Medicare Supplement covers the 20% coinsurance for Medicare-covered lab tests. Original Medicare covers 80% of the Medicare-approved amount for lab tests. Medicare Supplement covers the remaining 20% (after the Part B deductible for Plan G).
Key Points
- Medicare covers 80% of Medicare-approved amount for lab tests
- Medicare Supplement covers the 20% coinsurance
- Lab tests: blood tests, urinalysis, and other diagnostic tests
- Preventive lab tests: covered at 100% by Medicare (no coinsurance)
- An independent agent can help you understand lab test coverage