GLOSSARY · MEDICARE

Medicare Savings Program (MSP)

State Medicaid program that pays Part B premiums for low-income Medicare enrollees.

Medicare 📋 Reviewed by InsureCo Editorial Team · Updated April 30, 2026
Quick definition: State Medicaid program that pays Part B premiums for low-income Medicare enrollees.

Full explanation

Medicare Savings Programs are state-run Medicaid programs that pay Part B premiums (and sometimes Part A premiums, deductibles, and coinsurance) for low-income Medicare beneficiaries. Four tiers: QMB (Qualified Medicare Beneficiary, lowest income), SLMB (Specified Low-Income), QI (Qualifying Individual), and QDWI (Qualified Disabled Working Individual). Income limits vary by state; QMB enrollees pay $0 cost-sharing on Medicare-covered services. MSP enrollment automatically grants Extra Help (LIS) for Part D.

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