Company lists · Data refreshed November 2026

Top 25 Open heart surgery hospitals worldwide

RevenueBase identified 1,025 company matches for open heart surgery hospitals worldwide as of November 2026 and tracks 53,782 professional contacts across them, including 5,615 with verified work emails. The United States is the largest market and Nagpur the largest hub.

This list covers company matches for open heart surgery hospitals worldwide, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed November 6, 2026. Country and city lists for open heart surgery hospitals follow the table.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Nov 6, 2026 How this list was built
1,025Companies
53,782Contacts tracked
5,615Verified emails
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The 25 largest open heart surgery hospitals worldwide

Ranked by team size
Top 25 of 1,025 company matches for open heart surgery hospitals worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchUsaquen, ColombiaHQ recorded Nov 6, 20261,001-5,0001,834 contacts →

Exact match

“Desde hace más de 45 años nuestra institución ha logrado importantes aportes a la salud de los colombianos, especialmente en la de los niños con enfermedades cardiovasculares.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchRio De Janeiro, BrazilHQ recorded Nov 6, 20261,001-5,0001,631 contacts →

Exact match

“Fundado em 1937, é reconhecido como um dos hospitais mais tradicionais do Rio de Janeiro.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchManhasset, NY, United StatesHQ recorded Nov 6, 202610001+1,372 contacts →

Exact match

“North Shore University Hospital is No.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchİstanbul, TürkiyeHQ recorded Nov 6, 20261,001-5,0001,315 contacts →

Exact match

“Grup Florence Nightingale Hastaneleri, sağlıkta mükemmellik yolculuğuna 1989 yılında, 50 yataklı iddialı bir sağlık merkezi olarak başladı.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchSaudi ArabiaHQ recorded Nov 6, 20261,001-5,0001,110 contacts →

Exact match

“Founded in Jeddah, Saudi Arabia, in 1978 by Dr.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchNoida, IndiaHQ recorded Nov 6, 20261,001-5,0001,080 contacts →

Exact match

“Metro Hospitals And Heart Institute offers a collaborative healthcare atmosphere where course of treatment is conducted with state of the art equipment backed by highly…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchSaudi ArabiaHQ recorded Nov 6, 2026n/a890 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchKarachi, PakistanHQ recorded Nov 6, 20261,001-5,000824 contacts →

Exact match

“Tabba Heart Institute is a renowned healthcare organization dedicated to advancing cardiovascular care and research.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchLiverpool, United KingdomHQ recorded Nov 6, 20261,001-5,000623 contacts →

Exact match

“Liverpool Heart and Chest Hospital provides specialist services in cardiothoracic surgery, cardiology, respiratory medicine including adult cystic fibrosis and diagnostic imaging…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchLittle Rock, AR, United StatesHQ recorded Nov 6, 20261,001-5,000590 contacts →

Exact match

“Arkansas Heart Hospital and area heart specialists have joined together with the goal of assembling the finest facilities, most advanced equipment and most highly skilled health…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchBuenos Aires, ArgentinaHQ recorded Nov 6, 2026501-1,000564 contacts →

Exact match

“Centro médico especializado en Cardiología Sanatorio de Salud Cardiovascular Visión Dar esperanza y calidad de vida a las personas con enfermedades cardiovasculares.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchCuiaba, BrazilHQ recorded Nov 6, 2026201-500550 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchFlorianópolis, BrazilHQ recorded Nov 6, 2026201-500534 contacts →

Exact match

“O Hospital SOS Cárdio nasceu em Florianópolis/SC, em 1991, com o propósito de oferecer atendimento de excelência a Emergências Cardiológicas.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchMuncie, IN, United StatesHQ recorded Nov 6, 20261,001-5,000506 contacts →

Exact match

“Ball Memorial Hospital was founded in 1929 and serves as a regional tertiary referral center, a teaching hospital and is the largest non-government employer in East Central…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchFlorianópolis, BrazilHQ recorded Nov 6, 2026201-500463 contacts →

Exact match

“Imperial Hospital de Caridade is a medical practice company based out of R.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchRio De Janeiro, BrazilHQ recorded Nov 6, 20261,001-5,000413 contacts →

Exact match

“Referência do Ministério da Saúde no tratamento de alta complexidade em doenças cardíacas, o Instituto Nacional de Cardiologia (INC) atua há mais de 40 anos com destaque em…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchNew Delhi, IndiaHQ recorded Nov 6, 20261,001-5,000411 contacts →

Exact match

“Fortis Escorts Heart Institute (FEHI), Delhi, a pioneer and Centre of Excellence in Cardiac Care, is recognised for its path-breaking work and service to the numerous heart…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchPrinceton, WV, United StatesHQ recorded Nov 6, 20261,001-5,000372 contacts →

Exact match

“Leading healthcare in the two Virginias.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchLas Cruces, United StatesHQ recorded Nov 6, 20261,001-5,000357 contacts →

Exact match

“MountainView Regional Medical Center is your community healthcare provider.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchJoão Pessoa, BrazilHQ recorded Nov 6, 2026201-500330 contacts →

Exact match

“Hospital do Coração - O Memorial São Francisco é uma referência regional no Tratamento do Infarto Agudo do Miocárdio.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchFalls Church, VA, United StatesHQ recorded Nov 6, 2026201-500312 contacts →

Exact match

“Your Team.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchSaint-jean, FranceHQ recorded Nov 6, 2026501-1,000279 contacts →

Exact match

“La clinique de l’Union, établissement du groupe Ramsay Santé, forme un vaste complexe hospitalier avec la clinique Le Marquisat dans la commune de Saint-Jean (agglomération…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchBucaramanga, ColombiaHQ recorded Nov 6, 2026501-1,000275 contacts →

Exact match

“El Instituto del Corazón de Bucaramanga es una entidad privada fundada por un reconocido grupo de médicos cardiólogos, que vio la necesidad de crear una institución especializada…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchSão Paulo, BrazilHQ recorded Nov 6, 2026501-1,000269 contacts →

Exact match

“Instituto Dante Pazzanese de Cardiologia is a hospital & health care company based out of Av.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchSao Jose Dos Campos, BrazilHQ recorded Nov 6, 2026501-1,000260 contacts →

Exact match

“Fundado em 1955 pela Madre Maria Teresa de Jesus Eucarístico, o Hospital Pio XII originou-se da Obra de Ação Social Pio XII fundada em 1943 pelo Monsenhor Luiz Gonzaga Alves…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 1,025 open heart surgery hospitals worldwide

See the full list, filter by size, metro and specialty, and access 5,615 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Open heart surgery hospitals worldwide at a glance

As of Nov 6, 2026
10.4%Verified-email coverage
52.5Average contacts per company
11-50Median size (employees)
1.0%Largest-city concentration · Nagpur
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
278
11-50
290
51-200
199
201-500
114
501-1,000
59
1,001-5,000
56
5,001-10,000
3
10001+
9

Email recency is reported on each country list linked below.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
Coverage
Every country. Country and city lists for open heart surgery hospitals are linked below.
What qualifies
Company records worldwide whose business descriptions match “open heart surgery hospitals” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch
Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview
The public preview omits records without a verified work email. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
Ranking
Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification
Every displayed company carries at least one verified work email. RevenueBase tracks 5,615 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh
This page's figures were pulled from the company graph on November 6, 2026. Lists refresh periodically as the graph is re-checked.
Record context
Company records and descriptions can change. Check the company's website for its current services and locations.

Open heart surgery hospitals by location

4 lists · largest first

Every Open heart surgery hospitals list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “open heart surgery hospitals”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many open heart surgery hospitals are there worldwide?

RevenueBase identified 1,025 company matches for open heart surgery hospitals worldwide as of November 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

Fundacion Cardioinfantil tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most open heart surgery hospitals?

The United States leads with 345 companies, followed by Brazil (88) and Australia (33). Every open heart surgery hospitals list by country and city is linked on this page.

Which city has the most open heart surgery hospitals?

Nagpur leads with 10 company records, followed by Jaipur (9) and Bangalore (8).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 5,615 professional contacts with verified work emails tracked across these 1,025 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on November 6, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.