In 2023, Singapore dominated the ranking of the world's health and health systems, followed by Japan and South Korea. The health index score is calculated by evaluating various indicators that assess the health of the population, and access to the services required to sustain good health, including health outcomes, health systems, sickness and risk factors, and mortality rates. The health and health system index score of the top ten countries with the best healthcare system in the world ranged between 82 and 86.9, measured on a scale of zero to 100.

Global Health Security Index  Numerous health and health system indexes have been developed to assess various attributes and aspects of a nation's healthcare system. One such measure is the Global Health Security (GHS) index. This index evaluates the ability of 195 nations to identify, assess, and mitigate biological hazards in addition to political and socioeconomic concerns, the quality of their healthcare systems, and their compliance with international finance and standards. In 2021, the United States was ranked at the top of the GHS index, but due to multiple reasons, the U.S. government failed to effectively manage the COVID-19 pandemic. The GHS Index evaluates capability and identifies preparation gaps; nevertheless, it cannot predict a nation's resource allocation in case of a public health emergency.

Universal Health Coverage Index  Another health index that is used globally by the members of the United Nations (UN) is the universal health care (UHC) service coverage index. The UHC index monitors the country's progress related to the sustainable developmental goal (SDG) number three. The UHC service coverage index tracks 14 indicators related to reproductive, maternal, newborn, and child health, infectious diseases, non-communicable diseases, service capacity, and access to care. The main target of universal health coverage is to ensure that no one is denied access to essential medical services due to financial hardships. In 2021, the UHC index scores ranged from as low as 21 to a high score of 91 across 194 countries. 

In 2023, the health care system in Finland ranked first with a care index score of 85.9, followed by Belgium and Japan. Care systems index score is measured using multiple indicators from various public databases, it evaluates the capacity of a health system to treat and cure diseases and illnesses, once it is detected in the population This statistic shows the care systems ranking of countries worldwide in 2023, by their index score.

According to a 2021 health care systems ranking among selected high-income countries, the United States came last in the overall ranking of its health care system performance. The overall ranking was based on five performance categories, including access to care, care process, administrative efficiency, equity, and health care outcomes. For the category care process, which measures preventive care, safe and coordinated care among others, the U.S. was ranked second, while New Zealand took first place. This statistic illustrates the health care process rankings of the United States' health care system compared to ten other high-income countries in 2021.

In 2023, Norway ranked first with a health index score of 83, followed by Iceland and Sweden. The health index score is calculated by evaluating various indicators that assess the health of the population, and access to the services required to sustain good health, including health outcomes, health systems, sickness and risk factors, and mortality rates. The statistic shows the health and health systems ranking of European countries in 2023, by their health index score.

According to the findings of a survey by IPSOS, satisfaction with national health systema varies widely between countries. Respondents from Saudia Arabia and Singapore are the most satisfied with their country's health system. This statistic shows the level of satisfaction with national health systems worldwide as of 2019, by country.

According to the 2024 survey, 46 percent of adults worldwide stated access to treatment and/or long waiting times was the biggest problem facing the healthcare system in their country. Another 45 percent of adults mentioned that lack of staff was the biggest issue. This statistic shows the percentage of adults worldwide who stated select issues were the biggest problems facing the healthcare system in their country as of 2024.

According to a study from 2024, Japan's medical infrastructure and professionals were ranked as the best in the world, scoring 98.7 out of a possible 100. Ranked as second and third were Italy and Iceland. This statistic represents the ranking of the top 20 countries with the best medical infrastructure and professionals worldwide in 2024, by index score.

According to a ranking by Statista and Newsweek, the best hospital in the United States is the Mayo Clinic in Rochester, Minnesota. Moreover, the Mayo Clinic was also ranked as the best hospital in the world, among over 50,000 hospitals in 30 countries. Cleveland Clinic in Ohio and the Johns Hopkins Hospital in Maryland were ranked as second and third best respectively in the U.S., while they were second and forth best respectively in the World.

In 2025, South Africa had the highest health care index in Africa with a score of 63.8, followed by Kenya with 62 points. These scores, for both countries, are considered to be reasonably high. The health care index takes into account factors such as the overall quality of the health care system, health care professionals, equipment, staff, doctors, and cost.

According to a hospital ranking carried out in 2022 and based on seven different dimensions, Hospital Israelita Albert Einstein was considered the hospital with the highest care quality in Latin America. Located in São Paulo - Brazil, this health institution reached a quality index score of 93.46. Hospital Sírio-Libanês also located in Brazil, ranked second, with a score of 71.75. Latin American hospitals and their capacity to host patients When it comes to hosting patients, hospitals Irmandade da Santa Casa de Misericórdia de Porto Alegre located in Brazil, and Sanatorio Guemes based in Argentina, ranked among the leading hospitals in Latin America as of 2022. It was estimated that Brazil and Argentina were the two Latin American countries with the highest number of hospital beds in the region in 2020, with more than 448,000 and 234,000 hospital beds, respectively. Public opinion on healthcare quality It was also Argentina that had the highest share of satisfied patients among a selection of countries in Latin America according to a 2023 survey, with 50 percent of interviewees stating they had accessed a good or very good healthcare service. Colombian patients followed, with four out of ten people satisfied with the healthcare received. Accordingly, a recent study estimated that nearly half of the population in Argentina and Colombia distrusted the healthcare system, with approximately 47 percent and 50 percent of respondents claiming they trust the health systems in their respective countries.

According to a survey from February 2023, Taiwan was ranked as the best country for expat healthcare, followed by South Korea and Qatar. This statistic represents the ranking of top ten countries with best healthcare for expats worldwide in 2023.

From the selected regions, the ranking by number of hospitals is led by China with 37,627 hospitals and is followed by the Nigeria (23,640 hospitals). In contrast, the ranking is trailed by Seychelles with one hospitals, recording a difference of 37,626 hospitals to China. Depicted is the number of hospitals in the country or region at hand. As the OECD states, the rules according to which an institution can be registered as a hospital vary across countries.The shown data are an excerpt of Statista's Key Market Indicators (KMI). The KMI are a collection of primary and secondary indicators on the macro-economic, demographic and technological environment in up to 150 countries and regions worldwide. All indicators are sourced from international and national statistical offices, trade associations and the trade press and they are processed to generate comparable data sets (see supplementary notes under details for more information).

According to a ranking by Statista and Newsweek, the best hospital in Sweden is the Karolinska Universitetssjukhuset in Stockholm. Moreover, Karolinska Universitetssjukhuset was also ranked as the seventh-best hospital in the world, among over 50,000 hospitals in 30 countries. Sahlgrenska Universitetssjukhuset in Göteborg and Akademiska Sjukhuset in Uppsala were ranked as second and third best respectively in the Sweden, while they were 74th and 75th best respectively in the World.

According to a survey conducted in a selection of Latin American countries in 2024, Argentina was by far the country with the highest share of satisfied health patients, with 48 percent of respondents assessing healthcare quality as good or very good, whereas only 16 percent of respondents in Peru claimed to receive good healthcare. Hospitals in Latin America Hospital Israelita Albert Einstein in São Paulo, Brazil was considered the hospital with the highest care quality in Latin America in 2022. The first three leading hospitals in hosting patients were also located in Brazil, ranking high along other healthcare facilities in Argentina, Colombia and Chile. In 2024, Brazil was the country with the highest number of hospitals in the region, with approximately 6,500 establishments, followed by Mexico and Colombia. Hospital equipment in Latin America As of 2023, more than 80 percent of hospitals in Latin America were equipped with electrocardiogram (EKG) machines. That year, ultrasound machines could be found in 71 percent of hospitals, while a fourth of these establishments in the region had computed tomography (CT) scanners. In that year, Brazil had the most ultrasound machines installed in hospitals in Latin America, with over 13,000, followed by Mexico and Argentina.

In 2023, 57 percent of male baby boomers globally stated they trust the healthcare system in their country to provide them with the best treatment, in comparison to 54 percent of female respondents in this generation. This statistic represents the share of people globally who trust their national healthcare system to provide them with the best treatment in 2023, by gender and generation.

In 2024, 61 percent of adults worldwide agreed that many people in their country could not afford good healthcare. Individuals in Brazil were most likely to agree with this statement "Many people in my country cannot afford good healthcare.", while the least share of individuals agreed in Sweden. The results generally reflect the wealth of a nation, with people from wealthier countries tending to agree that good healthcare is affordable. The biggest exception being the U.S. where over two-third of U.S. respondents agreed that good health care is unaffordable to many despite being one of the richest country in the world. This statistic shows the percentage of adults in select countries worldwide who agreed that many people in their country could not afford good healthcare as of 2024.

In 2023, there were nearly 11 thousand hospitals in Columbia, the highest number among OECD countries, followed by 8,156 hospitals in Japan. If only general hospitals were counted (excluding mental health hospitals and other specialized hospitals), Japan had the most number of general hospitals among OECD countries worldwide. Most countries reported hospitals numbers similar to or lower than the previous year. Meanwhile, Mexico, South Korea and the Netherlands all reported more hospitals than last year.

In Colombia, the trust in the healthcare among people surveyed was recorded to be 50 percent which was one of the lower levels. Additionally, there were three countries which showed a predominant level of distrust - under 50 percent - including South Africa, Argentina, and Russia. This statistic illustrates the level of trust people have in their healthcare system in 2022, by country.

This statistic is based on a survey conducted in January 2019. It displays U.S. adults' opinions about if the United States has the best health care system in the world. Some 61 percent of adults did not believe that their country has the best health care system worldwide.

As of 2022, the largest hospital in the world was found in Henan, China. With seven thousand beds, First Affiliated Hospital of Zhengzhou University was ranked as the largest hospital globally according to its number of beds. The second largest hospital was also found in China. No U.S. hospital made the world top 20 list, although AdventHealth Orlando was close, being the largest hospital in the United States.