Health Spending by Country (2023)

Healthcare Expenditure Across the World

Health expenditure as a percentage of GDP measures how much of a country's economic output is devoted to healthcare, including both public spending (government budgets, social insurance) and private spending (out-of-pocket payments, private insurance). The United States is a dramatic outlier: it spends roughly 17% of GDP on healthcare — nearly double the OECD average of 9%. Despite this, the US has lower life expectancy and higher infant mortality than most wealthy nations.

This paradox reflects the inefficiency of the US healthcare system, where administrative costs, pharmaceutical pricing, and fragmented insurance markets consume resources without proportionally improving outcomes. In contrast, countries like Japan and South Korea achieve some of the world's best health outcomes while spending only 8-9% of GDP. Nordic countries spend 10-12% and deliver universal coverage with excellent outcomes.

For developing countries, health spending below 5% of GDP typically signals inadequate healthcare infrastructure. Sub-Saharan African countries often spend 3-4%, resulting in doctor-to-patient ratios far below WHO recommendations. The COVID-19 pandemic exposed these disparities: countries with robust health spending weathered the crisis far better than those with underfunded systems. International health financing through Gavi, the Global Fund, and bilateral aid fills part of the gap, but sustainable improvement requires domestic resource mobilization.

The defining healthcare cost story of 2026 is the explosive growth of GLP-1 receptor agonist drugs — semaglutide (Ozempic/Wegovy) and tirzepatide (Mounjaro/Zepbound) — and their implications for long-run spending trajectories. Originally developed for diabetes management, these medications are demonstrating efficacy against obesity, cardiovascular disease, kidney disease, and sleep apnea. The US, UK, Germany, and several Nordic nations are grappling with how to fund them: at $700–$1,200 per month before rebates, broad coverage could add 0.5–2 percentage points of GDP to health budgets in high-income countries. Simultaneously, aging populations in Japan, Germany, Italy, and South Korea are structurally driving long-term care spending higher as elderly dependency ratios outpace government revenue growth. The World Health Organization's 5%-of-GDP minimum threshold remains unmet in 34 countries, while for wealthy nations the question is shifting from "how much to spend" to "how to spend efficiently." Source: WHO Global Health Expenditure Database, CMS, IMF Fiscal Monitor 2026.