Why do I pay Medicare tax?

You pay Medicare tax because it helps fund Medicare, the federal health insurance program for people 65 and older and some younger people with disabilities. It’s usually withheld automatically from wages, and most workers pay 1.45% while employers match that amount.

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Quick Scoop

• Medicare tax is a payroll tax used to help pay for Medicare benefits.
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• Most employees pay 1.45% of wages, and employers pay another 1.45%, for a total of 2.9%.
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• If you’re self-employed, you generally pay both halves yourself.
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• Higher earners may also owe an additional 0.9% Medicare tax above certain income thresholds.
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Why it exists

The idea is simple: working people contribute now so the Medicare system can pay for hospital coverage and related care for eligible beneficiaries. In other words, it is part of how the U.S. finances a major public health insurance program.

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Who pays it

• Employees: Medicare tax is withheld from paychecks.
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• Employers: They generally match the employee share.
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• Self- employed workers: They usually pay the full combined amount through self- employment tax rules.
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When there’s extra tax

If your income is high enough, you may pay an additional Medicare tax of 0.9% on wages above the IRS threshold for your filing status. Common thresholds cited are $200,000 for single filers and $250,000 for married filing jointly.

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Plain-English version

“You pay Medicare tax because you’re participating in a system that helps cover healthcare costs for older adults and some disabled people.”

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TL;DR: You pay Medicare tax because federal law requires it to help fund Medicare, and most workers share the cost with their employer.

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