15th November 2026
The idea of Medicare for All is returning to the centre of American political debate. With healthcare costs continuing to rise, millions of Americans struggling with insurance premiums and medical bills, and Democrats looking for policies that distinguish them from Republicans, universal healthcare is once again attracting attention.
But there is a difficult question behind the political promise: can the United States afford to provide healthcare for everyone, and how would such an enormous undertaking be financed?
The answer is complicated. America already spends more on healthcare than any other country in the world in absolute terms. The issue is not simply finding another source of money. It is deciding whether the existing system is delivering value for the enormous sums being spent.
America already has a $5.3 trillion healthcare bill
According to the Centers for Medicare and Medicaid Services, American healthcare expenditure reached $5.3 trillion in 2024, equivalent to 18% of the country's entire economic output. That works out at approximately $15,474 for every man, woman and child.
Of this expenditure, private health insurance accounted for approximately $1.64 trillion, existing Medicare for $1.12 trillion and Medicaid for $932 billion. Individuals also paid $557 billion directly towards healthcare costs.
These figures help explain why the argument for reform has considerable appeal. Americans are already spending extraordinary amounts on healthcare, yet millions remain without adequate insurance or face substantial bills when they become ill.
The existing system combines employer-provided insurance, private policies, Medicare for older people and some disabled Americans, and Medicaid for people on lower incomes.
For many working Americans, losing a job can also mean losing their health insurance. That is a very different arrangement from the universal healthcare systems operating in Britain and much of Europe.
Source: US Centers for Medicare and Medicaid Services.
What would Medicare for All actually mean?
The proposal most closely associated with Senator Bernie Sanders would replace much of the existing private health insurance system with a government-funded national programme.
Everyone would be entitled to healthcare coverage, with the government paying for most medical treatment. Depending on the final design, this could include hospital treatment, doctors, prescription medicines, dental care, eye care and other services.
Patients would no longer need to worry about whether their employer provides insurance or whether their particular medical condition is covered by their policy.
Private health insurers would lose much of their present role, although the precise treatment of supplementary private insurance would depend on the legislation.
Supporters argue that a single national system could reduce administrative costs, improve negotiating power over pharmaceutical prices and ensure that people receive treatment according to medical need rather than their ability to pay.
However, introducing such a system would represent one of the biggest changes to the American economy and federal government in decades.
The enormous cost of changing the system
One of the difficulties is that the federal government would suddenly become responsible for paying bills currently met by employers, private insurers, individuals and state governments.
The Committee for a Responsible Federal Budget estimated that a comprehensive Medicare for All system could require an additional $25 trillion to $35 trillion in federal financing over ten years, depending on its design.
More recent estimates have been higher. A 2026 analysis published by the American Action Forum put the additional federal budget cost at approximately $47.4 trillion over the 2027–2036 period.
These figures need careful interpretation. They are estimates of additional federal expenditure, not necessarily additional spending by the American economy as a whole. Much of the money would replace payments already being made through private insurance and household healthcare spending.
Nevertheless, the federal government would need to find the money to pay those bills.
That is where the political argument becomes particularly difficult.
Who would pay for it?
There are several possible ways to finance Medicare for All.
One approach would be to introduce a payroll tax shared between employers and employees. Employers currently spend substantial amounts providing health insurance for their workers. A national system could redirect some of that expenditure into a government healthcare fund.
Employees might pay more tax but would no longer face the same insurance premiums and medical deductibles.
Another possibility would be higher income taxes, particularly on higher earners, together with additional taxes on large corporations and wealthy individuals.
The government could also introduce a dedicated healthcare contribution or a broader consumption tax.
However, relying entirely on wealthy Americans and large companies would be unlikely to raise sufficient revenue. The sums involved are simply too large.
The Committee for a Responsible Federal Budget has previously examined the scale of the challenge. Its 2020 analysis illustrated that financing a $30 trillion programme through a single tax mechanism would require extremely substantial increases. A combination of taxes, savings and other financing arrangements would therefore be necessary.
There is also the possibility of reducing expenditure through tougher negotiations with pharmaceutical companies and hospitals.
American prescription drug prices are often considerably higher than those in other developed countries. A national purchasing system could potentially negotiate better prices, although the savings would depend on the government's bargaining power and the final arrangements.
Would healthcare actually become cheaper?
This is one of the most important questions.
America's healthcare system has considerable administrative complexity. Private insurers operate different policies, payment arrangements, networks and claims procedures. Hospitals and medical practices must deal with multiple insurance companies, each with different requirements.
A single-payer system could remove some of that duplication.
However, there are other complications.
Medicare generally pays hospitals and healthcare providers less than private insurance companies. If every patient moved into a system paying Medicare rates, hospitals could face substantial reductions in income.
Some providers might respond by reducing services or withdrawing from certain areas.
There would also be increased demand. People who currently avoid seeing a doctor because of the cost would be more likely to seek treatment.
That is precisely what universal healthcare is intended to achieve, but it means that the system would need sufficient doctors, nurses, hospital beds and diagnostic facilities to meet the additional demand.
The financial savings cannot simply be assumed.
What do American voters think?
The political debate is becoming increasingly interesting.
A September 2026 survey by the respected health policy organisation KFF found that 66% of American adults supported a national health plan, commonly called Medicare for All.
Support was particularly strong among Democrats, at 84%, while 72% of independents also supported the proposal. Among Republicans, 66% were opposed.
However, public support changed considerably when respondents were presented with possible consequences.
When told that the system could increase taxes, opposition rose to 64%. Concerns about delays in receiving medical tests and treatment also increased opposition.
This illustrates the political dilemma facing Democrats. There is considerable public support for the principle of universal healthcare, but that does not automatically translate into support for the taxes and changes required to deliver it.
Could the Democrats introduce it?
Even if Democrats secured the presidency and control of Congress, passing Medicare for All would be difficult.
There would be opposition from Republicans, private insurance companies, pharmaceutical businesses and potentially sections of the medical profession.
There would also be resistance from Americans who currently have employer-provided insurance and are reasonably satisfied with it.
A sudden transition could create considerable disruption.
An alternative would be to introduce universal coverage gradually.
The Democrats could expand Medicare eligibility, perhaps initially allowing people aged 55 to 64 to join voluntarily. They could introduce a public insurance option to compete with private insurers, expand coverage for lower-income families and negotiate further reductions in prescription drug prices.
Over time, these changes could move the country towards universal coverage without requiring an immediate replacement of the entire insurance system.
There is no guarantee that such an approach would eventually lead to a full Medicare for All arrangement, but it would provide a way of testing the financial and practical consequences of reform.
The wider economic argument
There is a broader issue that deserves attention.
American businesses often complain about the cost of providing healthcare insurance to employees. Smaller businesses can find it particularly difficult to compete with larger companies that have greater purchasing power.
A national healthcare system could reduce that burden and make it easier for people to change jobs, establish businesses or become self-employed without worrying about losing their medical insurance.
On the other hand, transferring healthcare expenditure to the federal government would create a substantial new tax and spending commitment.
That comes at a time when America already faces significant federal debt, rising interest payments and competing demands for defence, infrastructure and other public services.
The Congressional Budget Office projects that federal spending on major healthcare programmes will rise from approximately $1.9 trillion in 2026 to $3.1 trillion by 2036, even without introducing Medicare for All.
Any new system would therefore have to be considered alongside the future affordability of existing government commitments.
A question America cannot avoid
The debate over Medicare for All is about more than healthcare. It is about the role of government, the balance between private enterprise and public services, taxation and the distribution of economic resources.
America already spends enormous sums on healthcare. The question is whether it can organise that expenditure more efficiently and ensure that everyone receives the treatment they need.
Universal healthcare is not necessarily beyond America's financial capabilities. Other wealthy countries have demonstrated that it is possible to provide broad healthcare coverage without spending anything like the American amount per person.
But copying their systems would require difficult decisions about taxes, payments to hospitals, pharmaceutical prices and the role of private insurance.
For Democrats, Medicare for All offers an ambitious answer to a problem affecting millions of households. But a political promise is not a financial plan.
If they want to persuade Americans that universal healthcare is affordable, they will need to explain not just what people will receive, but exactly how the bill will be paid.
The central question is no longer simply whether Americans want better healthcare. It is whether they are prepared to change the way they pay for it.