Company lists · Data refreshed September 2026
Top 25 Healthcare service providers based in Brazil
RevenueBase identified 541 healthcare service providers headquartered in Brazil as of September 2026 and tracks 18,545 professional contacts across them, including 1,096 with verified work emails. Sao Paulo is the largest hub.
This list covers healthcare service providers headquartered in Brazil, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 16, 2026.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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.
The 25 largest healthcare service providers based in Brazil
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 937 contacts → | ||||
Indirect evidence “A Unimed JP é a maior operadora de planos de saúde da Paraíba.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 2 | 860 contacts → | ||||
Indirect evidence “O Instituto Gnosis se destina à prestação de serviços de saúde, incluída a assistência médica, hospitalar e de serviços auxiliares de diagnóstico e terapia, sempre observada a…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 3 | 831 contacts → | ||||
Indirect evidence “Cuidar da saúde integral dos clientes com excelência e sustentabilidade.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 4 | 748 contacts → | ||||
Indirect evidence “Clínica Fares | Saúde de qualidade acessível para todos Com mais de 35 anos de história, a Clínica Fares oferece atendimento humanizado em mais de 40 especialidades médicas, com…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 5 | 535 contacts → | ||||
Indirect evidence “Primando por atendimento seguro e humano, atualização constante e gestão moderna, o Grupo Austa é composto hoje pelo Austa Hospital, AustaClínicas e a Austa Ocupacional.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 6 | 520 contacts → | ||||
Indirect evidence “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…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 7 | 437 contacts → | ||||
Indirect evidence “Hospital Beneficência Portuguesa de São Paulo is a medical practice company based out of RUA MAESTRO CARDIM, 769, Sao Paulo, São Paulo, Brazil.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 8 | 437 contacts → | ||||
Indirect evidence “A TopMed dedica-se a um mercado pouco explorado porém significativamente promissor e relevante: a prestação de serviços com foco na promoção da saúde, prevenção de riscos e…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 9 | 337 contacts → | ||||
Indirect evidence “Fundado em 1976 com o nome de Socimma - Sociedade Médica de Mauá S/C Ltda, por um grupo de médicos conceituados na região do ABC.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 10 | 332 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 11 | 290 contacts → | ||||
Indirect evidence “Há mais de 30 anos cuidando de vidas!” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 12 | 285 contacts → | ||||
Indirect evidence “A Nossa Saúde atua desde 1990 como uma operadora de planos de saúde que busca proporcionar qualidade de vida e um futuro com mais saúde para seus clientes, que são atendidos com…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 13 | 269 contacts → | ||||
Indirect evidence “Nossa História Nascemos em 1979 para prestar assistência médico-hospitalar aos funcionários do Banco do Nordeste e seus familiares.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 14 | 261 contacts → | ||||
Indirect evidence “Aqui tem gente.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 15 | 248 contacts → | ||||
Indirect evidence “Seja Bem Vindo à AssistCare!” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 16 | 223 contacts → | ||||
Indirect evidence “A Unimed Missões/RS é uma cooperativa de serviços médicos que presta assistência à saúde para 27 municípios, onde atende cerca de 35 mil clientes diretamente e mais de 100 mil…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 17 | 207 contacts → | ||||
Indirect evidence “Hospital Doutor Radamés Nardini” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 18 | 190 contacts → | ||||
Indirect evidence “Com 15 anos de experiência, atendemos mais de 30 operadoras de saúde, entre RJ SP, MA, PE e MS, incluindo interior e comunidades.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 19 | 167 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 20 | 165 contacts → | ||||
Indirect evidence “Hospital Marcos Moraes is a hospital & health care company based out of Rio de Janeiro, Brazil.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 21 | 132 contacts → | ||||
Indirect evidence “Calor Humano, Dedicação e Nós pensamos o tempo todo no desenvolvimento de produtos e serviços voltados a promoção e educação em saúde, melhoria contínua da qualidade de vida de…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 22 | 131 contacts → | ||||
Indirect evidence “Com mais de uma década de história, o Grupo Humanitar foi criado por três amigos médicos em 2008.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 23 | 120 contacts → | ||||
Indirect evidence “Cuidar da saúde é o que nos move.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 24 | 110 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 25 | 103 contacts → | ||||
Indirect evidence “A Oeste Saúde é a maior operadora de medicina de grupo do oeste paulista.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
RevenueBase Smart Search
RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: healthcare service providers. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.
- Strong evidence
- The company's own public description of its business names healthcare service providers.
- Partial evidence
- Its own public description names part of healthcare service providers, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name healthcare service providers. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.
RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.
Showing 25 of 541 healthcare service providers based in Brazil
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Healthcare service providers based in Brazil at a glance
As of Sep 16, 2026Companies by employee count
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 541 companies.
How this list was built
Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among healthcare service providers, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
- What qualifies
- Companies headquartered in Brazil whose own description of what they do matches “healthcare service providers”. Matching reads each company's description, not its industry code or its name.
- RevenueBase Smart Search
- RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names healthcare service providers), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
- What we exclude
- Companies whose own description does not clearly place them among healthcare service providers, and records with no verified work email. Companies headquartered outside Brazil are excluded even when they keep an office there.
- Match quality
- In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
- 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 listed company carries at least one verified work email, 1,096 across the full list. 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 September 16, 2026. Lists refresh periodically as the graph is re-checked.
- Corrections
- Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.
Healthcare service providers by metro
- Healthcare service providers in Sao Paulo69
- Healthcare service providers in Rio De Janeiro46
Frequently asked
What is RevenueBase Smart Search?
RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names healthcare service providers, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.
How many healthcare service providers are there based in Brazil?
RevenueBase identified 541 healthcare service providers headquartered in Brazil as of September 2026, matched on each company's own description of what it does rather than its industry code.
What is the largest company on this list?
Unimed João Pessoa, headquartered in Joao Pessoa, tops this list with the largest team on record.
Which city has the most healthcare service providers?
Sao Paulo leads with 69 headquartered companies, followed by Rio De Janeiro (46) and Belo Horizonte (23).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 1,096 verified decision-maker contacts tracked across these 541 companies.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 16, 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 Smart Search, 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.
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