Company lists · Data refreshed October 2026

Top 25 Cardiac surgery hospitals worldwide

RevenueBase identified 1,360 company matches for cardiac surgery hospitals worldwide as of October 2026 and tracks 75,406 professional contacts across them, including 8,437 with verified work emails. The United States is the largest market and Houston the largest hub.

This list covers company matches for cardiac 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 October 9, 2026. Country and city lists for cardiac 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 Oct 9, 2026 How this list was built
1,360Companies
75,406Contacts tracked
8,437Verified emails
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The 25 largest cardiac surgery hospitals worldwide

Ranked by team size
Top 25 of 1,360 company matches for cardiac surgery hospitals worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 9, 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 matchBelo Horizonte, BrazilHQ recorded Oct 9, 20261,001-5,0002,295 contacts →

Exact match

“Fundado em 1952 o Hospital Felício Rocho é referência nacional no atendimento em medicina de alta complexidade (transplantes e grandes cirurgias) sendo o maior centro…”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
2Exact matchUsaquen, ColombiaHQ recorded Oct 9, 20261,001-5,0001,742 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 · Oct 9, 2026 · View company records in RevenueBase
3Exact matchRio De Janeiro, BrazilHQ recorded Oct 9, 20261,001-5,0001,603 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
4Exact matchİstanbul, TürkiyeHQ recorded Oct 9, 20261,001-5,0001,264 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 · Oct 9, 2026 · View company records in RevenueBase
5Exact matchSaudi ArabiaHQ recorded Oct 9, 20261,001-5,0001,064 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
6Exact matchManhasset, NY, United StatesHQ recorded Oct 9, 202610001+1,058 contacts →

Exact match

“North Shore University Hospital is No.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
7Exact matchMunich, GermanyHQ recorded Oct 9, 20265,001-10,0001,026 contacts →

Exact match

“Spitzenmedizin der Zukunft unter einem Dach: Seit 1.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
8Exact matchNoida, IndiaHQ recorded Oct 9, 20261,001-5,0001,025 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 · Oct 9, 2026 · View company records in RevenueBase
9Exact matchOceanside, NY, United StatesHQ recorded Oct 9, 20261,001-5,000973 contacts →

Exact match

“Mount Sinai South Nassau is one of the region’s largest hospitals, with 455 beds, more than 900 physicians and employees.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
10Exact matchMontreal, QC, CanadaHQ recorded Oct 9, 20261,001-5,000927 contacts →

Exact match

“Depuis 1954, l'Institut de cardiologie de Montréal (ICM) est un leader mondial de la cardiologie.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
11Exact matchSaudi ArabiaHQ recorded Oct 9, 2026n/a857 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
12Exact matchMobile, AL, United StatesHQ recorded Oct 9, 20261,001-5,000833 contacts →

Exact match

“Springhill Medical Center is a full service hospital serving southwest Alabama.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
13Exact matchKarachi, PakistanHQ recorded Oct 9, 20261,001-5,000783 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
14Exact matchManaus, BrazilHQ recorded Oct 9, 20261,001-5,000775 contacts →

Exact match

“O Hospital Santa Júlia está entre os mais modernos do país e fica em Manaus, no Amazonas.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
15Exact matchBrowns Mills, NJ, United StatesHQ recorded Oct 9, 20261,001-5,000688 contacts →

Exact match

“Deborah Heart and Lung Center is a 94-bed teaching hospital that specializes in the diagnosis and treatment of congenital and acquired heart, lung and vascular diseases in adults…”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
16Exact matchBaltimore, MD, United StatesHQ recorded Oct 9, 20261,001-5,000681 contacts →

Exact match

“MedStar Union Memorial Hospital is a not-for-profit, 223-bed acute care teaching hospital with a strong emphasis on cardiac care, orthopaedics and sports medicine.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
17Exact matchLiverpool, United KingdomHQ recorded Oct 9, 20261,001-5,000593 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 · Oct 9, 2026 · View company records in RevenueBase
18Exact matchLittle Rock, AR, United StatesHQ recorded Oct 9, 20261,001-5,000552 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 · Oct 9, 2026 · View company records in RevenueBase
19Exact matchBuenos Aires, ArgentinaHQ recorded Oct 9, 2026501-1,000539 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 · Oct 9, 2026 · View company records in RevenueBase
20Exact matchComuna 4, ArgentinaHQ recorded Oct 9, 2026501-1,000536 contacts →

Exact match

“El Hospital General de Agudos Dr.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
21Exact matchİstanbul, TürkiyeHQ recorded Oct 9, 2026501-1,000530 contacts →

Exact match

“Hisar Intercontinental Hospital'a Hoşgeldiniz Hastanemiz, Asya ve Avrupa kıtalarının birleşiminde, İstanbul Boğazına 5 dakika, Sabiha Gökçen Uluslararası Havalimanı'na sadece 20…”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
22Exact matchFlorianópolis, BrazilHQ recorded Oct 9, 2026201-500520 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 · Oct 9, 2026 · View company records in RevenueBase
23Exact matchMuncie, IN, United StatesHQ recorded Oct 9, 20261,001-5,000509 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 · Oct 9, 2026 · View company records in RevenueBase
24Exact matchSan Donato Milanese, ItalyHQ recorded Oct 9, 20261,001-5,000495 contacts →

Exact match

“Policlinico San Donato University & Research Hospital is one of the top centers of Gruppo San Donato (Italy’s largest hospital group, with over 4.7 million patients yearly and a…”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
25Exact matchSingaporeHQ recorded Oct 9, 20261,001-5,000454 contacts →

Exact match

“The National Heart Centre Singapore (NHCS) is a national and regional referral centre for cardiovascular diseases.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase

Showing 25 of 1,360 cardiac surgery hospitals worldwide

See the full list, filter by size, metro and specialty, and access 8,437 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Cardiac surgery hospitals worldwide at a glance

As of Oct 9, 2026
11.2%Verified-email coverage
55.4Average contacts per company
11-50Median size (employees)
1.0%Largest-city concentration · Houston
Oct 9, 2026Page data refreshed

Companies by employee count

1-10
363
11-50
384
51-200
267
201-500
148
501-1,000
82
1,001-5,000
86
5,001-10,000
6
10001+
14

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 cardiac surgery hospitals are linked below.
What qualifies
Company records worldwide whose business descriptions match “cardiac 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 8,437 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 October 9, 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.

Cardiac surgery hospitals by location

5 lists · largest first

Every Cardiac 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 “cardiac surgery hospitals”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many cardiac surgery hospitals are there worldwide?

RevenueBase identified 1,360 company matches for cardiac surgery hospitals worldwide as of October 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?

Hospital Felício Rocho tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most cardiac surgery hospitals?

The United States leads with 479 companies, followed by India (219) and Brazil (100). Every cardiac surgery hospitals list by country and city is linked on this page.

Which city has the most cardiac surgery hospitals?

Houston leads with 13 company records, followed by Nagpur (12) and Jaipur (11).

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 8,437 professional contacts with verified work emails tracked across these 1,360 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 October 9, 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.