Company lists · Data refreshed October 2026

Top 15 Health systems and networks based in Brazil

RevenueBase identified 44 company matches for health systems and networks associated with Brazil as of October 2026 and tracks 11,980 professional contacts across them, including 1,325 with verified work emails. Sao Paulo is the largest hub.

This list covers company matches for health systems and networks associated with Brazil, 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 13, 2026.

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 13, 2026 How this list was built
44Companies
11,980Contacts tracked
1,325Verified emails
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The 15 largest health systems and networks based in Brazil

Ranked by team size
Top 15 of 44 company matches for health systems and networks based in Brazil, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 13, 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 matchSao Paulo, BrazilHQ recorded Oct 13, 202610001+6,122 contacts →

Exact match

“Há 34 anos, fortalecemos a saúde pública no Brasil, cuidando de pessoas em todas as etapas da vida.”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
2Exact matchFortaleza, BrazilHQ recorded Oct 13, 202610001+1,456 contacts →

Exact match

“O Instituto de Saúde e Gestão Hospitalar (ISGH) é uma instituição privada sem fins lucrativos que atua no segmento de gestão em saúde.”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
3Exact matchCariacica, BrazilHQ recorded Oct 13, 20261,001-5,000972 contacts →

Exact match

“Será que existe um jeito mais surpreendente de cuidar?”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
4Exact matchSao Paulo, BrazilHQ recorded Oct 13, 20261,001-5,000542 contacts →

Exact match

“Com 35 anos de experiência na prestação de serviços médicos e hospitalares, a Plena Saúde proporciona aos seus clientes a excelência na prestação de serviços de prevenção…”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
5Exact matchTeresina, BrazilHQ recorded Oct 13, 20261,001-5,000497 contacts →

Exact match

“Maior complexo integrado de saúde do Piauí.”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
6Exact matchSao Paulo, BrazilHQ recorded Oct 13, 20261,001-5,000427 contacts →

Exact match

“Com 12 hospitais e 30 clínicas médicas reconhecidas, distribuídos em seis estados brasileiros, somos um dos maiores grupos médico-hospitalares do País.”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
7Exact matchSao Paulo, BrazilHQ recorded Oct 13, 202610001+350 contacts →

Exact match

“Essa página foi desativada.”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
8Exact matchColatina, BrazilHQ recorded Oct 13, 2026201-500201 contacts →

Exact match

“Somos uma empresa que nasceu a partir de um médico, que queria fazer o melhor pelas pessoas.”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
9Exact matchFortaleza, BrazilHQ recorded Oct 13, 20261,001-5,00090 contacts →

Exact match

“O Instituto de Gestão e Cidadania (IGC) é uma organização social sem fins lucrativos que atua na administração e prestação de serviços na área da saúde.”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
10Exact matchAngra Dos Reis, BrazilHQ recorded Oct 13, 20261,001-5,00070 contacts →

Exact match

“No ano de 1971, na enseada de Itaorna, local escolhido para construção de Angra I, foi criado o primeiro ambulatório médico com uma sala de repouso, um banheiro e uma sala de…”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
11Exact matchCuritiba, BrazilHQ recorded Oct 13, 2026201-50067 contacts →

Exact match

“O Centro Médico Adventista | Curitiba - faz parte da Adventist Health Brasil, uma rede de saúde presente em 7 estados, que faz parte do Sistema Adventista de Saúde, uma…”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
12Exact matchMaringa, BrazilHQ recorded Oct 13, 202651-20041 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
13Exact matchNatal, BrazilHQ recorded Oct 13, 202611-5039 contacts →

Exact match

“Buscamos democratizar a gestão em ambientes clínicos, unindo um time competente e processos eficientes à muita tecnologia para fazer gestão de alta performance!”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
14Exact matchSanta Maria, BrazilHQ recorded Oct 13, 2026n/a36 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
15Exact matchSanto André, BrazilHQ recorded Oct 13, 202651-20034 contacts →

Exact match

“SAÚDE COM QUALIDADE DE VIDA Há mais de 20 anos cuidando da sua saúde.”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase

Showing 15 of 44 health systems and networks based in Brazil

See the full list, filter by size, metro and specialty, and access 1,325 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Health systems and networks based in Brazil at a glance

As of Oct 13, 2026
11.1%Verified-email coverage
272.3Average contacts per company
51-200Median size (employees)
22.7%Largest-city concentration · Sao Paulo
Oct 13, 2026Page data refreshed

Companies by employee count

1-10
6
11-50
10
51-200
8
201-500
5
501-1,000
2
1,001-5,000
8
10001+
5

Email recency for this list is measured worldwide rather than for Brazil, so it is reported there. Company counts and contact totals on this page are exact for Brazil, over 44 companies.

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.
What qualifies
Company records associated with Brazil whose business descriptions match “health systems and networks” 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. Where headquarters information is recorded, preview rows are also filtered to this page’s location. 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 1,325 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 13, 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.

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 “health systems and networks”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many health systems and networks are there based in Brazil?

RevenueBase identified 44 company matches for health systems and networks associated with Brazil 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?

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

Which city has the most health systems and networks?

Sao Paulo leads with 10 company records, followed by Curitiba (3) and Barueri (2).

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 1,325 professional contacts with verified work emails tracked across these 44 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 13, 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.