Congress targets wealthy earners to shore up Medicare's solvency

What it does

This bill redirects the net investment income tax (a 3.8% tax on investment gains for high earners) from general revenue into Medicare's Hospital Insurance Trust Fund, and expands the tax to apply to business income of individuals earning over $400,000 ($500,000 for joint filers). The bill aims to shore up Medicare's finances by capturing more tax revenue from wealthy individuals' investment and business income.

Why we flagged it

The bill's core mechanism is a tax policy change—redirecting existing net investment income tax revenue to Medicare and expanding the tax base to include business income of high earners. This is fundamentally a revenue measure designed to address Medicare solvency, not a spending bill or regulatory change.

What the text implies

• Expansion of net investment income tax to business income may discourage entrepreneurship and capital formation among high-income business owners, potentially reducing job creation and economic growth.
• The bill creates a new tax on 'specified net income' that includes business income previously exempt from the 3.8% tax, effectively raising marginal tax rates on business owners earning above $400k by 3.8 percentage points.
• Redirecting net investment income tax to Medicare rather than general revenue may reduce funding available for other federal programs, though the bill does not explicitly cut other programs.
• The phase-in rule (paragraph 2) limits the tax increase to a ratio of excess income over $100k, creating a complex marginal rate structure that may be difficult for taxpayers to calculate and comply with.
• Foreign income inclusion (section 3(c)(3)) expands the tax to certain foreign-source income, potentially affecting U.S. citizens and residents with international business operations or investments.

Section numbers refer to the bill text the analysis read — linked under Primary records below.

Who it affects

Medicare beneficiaries gain from a more solvent trust fund, reducing future benefit cuts or premium increases. However, the expansion of the tax to business income (not just passive investment gains) may reduce business investment and job creation, and the burden falls entirely on high earners, creating a narrow tax base for a broad public program. The net effect depends on implementation and whether the revenue actually prevents benefit reductions.

Who stands to gain

• Medicare Hospital Insurance Trust Fund (public entity)
• Medicare beneficiaries (indirect, through improved fund solvency)

Named in the bill

Social Security Act, Internal Revenue Code of 1986, Medicare Hospital Insurance Trust Fund, Internal Revenue Service (IRS), Secretary of the Treasury, High-income individuals (>$400k/$500k threshold)

Where it stands

57 cosponsors: 57 Democrats.

• Jan 22, 2025 — Introduced · Congress.gov: “Introduced in House”
• Jan 22, 2025 — Referred to House Committee on Ways and Means · Congress.gov: “Referred to the House Committee on Ways and Means”

Dates and quoted wording are Congress.gov's action record; the timeline shows status changes, not every procedural step.

Money around this bill

1 lobbying clients named this bill on 1 disclosure filings across 1 quarter, Jun 2026 to Jun 2026. Those filings disclosed $40,000 in lobbying spend. A filing names 25 bills on average, so that figure is what each filing reported, not a share belonging to this bill.

More lobbying clients named this bill than 0% of bills with at least one filing.

Lloyd Doggett, the sponsor, reported $142,750 in PAC receipts in the 2026 cycle.

• New Venture Fund — $40,000 on 1 filing

Lobbying Disclosure Act filings through Jul 20, 2026. A filing shows who paid to lobby on a bill it names, not what changed.