Company lists · Data refreshed November 2026

Top 25 Medical center operators worldwide

RevenueBase identified 9,494 company matches for medical center operators worldwide as of November 2026 and tracks 836,018 professional contacts across them, including 170,769 with verified work emails. The United States is the largest market and Sao Paulo the largest hub.

This list covers company matches for medical center operators 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 medical center operators 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
9,494Companies
836,018Contacts tracked
170,769Verified emails
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The 25 largest medical center operators worldwide

Ranked by team size
Top 25 of 9,494 company matches for medical center operators 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 matchNashville, TN, United StatesHQ recorded Nov 6, 202610001+72,477 contacts →

Exact match

“HCA Healthcare is dedicated to giving people a healthier tomorrow.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchAltamonte Springs, GA, United StatesHQ recorded Nov 6, 2026n/a30,195 contacts →

Exact match

“AdventHealth is a connected network of care that helps people feel whole – body, mind and spirit.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchChennai, IndiaHQ recorded Nov 6, 202610001+27,262 contacts →

Exact match

“Driven by the vision of its Chairman, Dr.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchMarietta, GA, United StatesHQ recorded Nov 6, 202610001+16,508 contacts →

Exact match

“At Wellstar Health System, our mission is to enhance the health and well-being of every person we serve.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchLos Angeles, CA, United StatesHQ recorded Nov 6, 202610001+15,997 contacts →

Exact match

“For more than half a century, UCLA Health has provided the best in healthcare and the latest in medical technology to the people of Los Angeles and throughout the world.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchBaltimore, MD, United StatesHQ recorded Nov 6, 202610001+12,025 contacts →

Exact match

“The Johns Hopkins Hospital is a world renowned leader in patient care, serving the greater Baltimore community and patients from all across the globe.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchMinneapolis, MN, United StatesHQ recorded Nov 6, 202610001+10,635 contacts →

Exact match

“Fairview Health Services is Minnesota’s choice for healthcare.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchSan Francisco, CA, United StatesHQ recorded Nov 6, 20265,001-10,00010,335 contacts →

Exact match

“UCSF Health is an integrated health care network encompassing several entities, including UCSF Medical Center, one of the nation’s top 10 hospitals according to U.S.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchSan Diego, CA, United StatesHQ recorded Nov 6, 202610001+9,912 contacts →

Exact match

“Sharp HealthCare is a not-for-profit health care system based in San Diego, California, with four acute care hospitals, three specialty hospitals, three medical groups and a…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchFranklin, TN, United StatesHQ recorded Nov 6, 202610001+9,433 contacts →

Exact match

“Community Health Systems is one of the nation's leading healthcare providers.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchScottsdale, AZ, United StatesHQ recorded Nov 6, 202610001+8,517 contacts →

Exact match

“HonorHealth is one of Arizona’s largest nonprofit healthcare systems, serving a population of five million across the greater Phoenix metropolitan area and Florence, Arizona.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchRoanoke, VA, United StatesHQ recorded Nov 6, 202610001+8,198 contacts →

Exact match

“Carilion Clinic is a non-profit health care organization serving nearly one million people in Virginia through hospitals, outpatient specialty centers and advanced primary care…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchBangalore, IndiaHQ recorded Nov 6, 202610001+8,096 contacts →

Exact match

“Narayana Health Group is India’s leading healthcare provider and one of the largest hospital groups in the country with a network of 21 hospitals, 5 heart centers, and 19 primary…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchİstanbul, TürkiyeHQ recorded Nov 6, 202610001+8,054 contacts →

Exact match

“The Acıbadem Healthcare Group is Turkey’s most valuable private healthcare organisation according to brand assessment results and the position the group has achieved in the sector.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchCincinnati, OH, United StatesHQ recorded Nov 6, 202610001+6,479 contacts →

Exact match

“The mission of TriHealth is to improve the health status of the people we serve.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchSantiago, ChileHQ recorded Nov 6, 20265,001-10,0005,622 contacts →

Exact match

“Bienvenido a Clínica Alemana de Santiago.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchBirmingham, United StatesHQ recorded Nov 6, 202610001+5,508 contacts →

Exact match

“Formerly HealthSouth and Encompass Home Health & Hospice, we have combined our strengths as Encompass Health.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchRecoleta, ChileHQ recorded Nov 6, 20261,001-5,0004,758 contacts →

Exact match

“Bienvenidos a Red Dávila, contamos con la mejor atención y trabajamos con los más altos estándares de calidad en todo nuestro actuar.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchMelbourne, AustraliaHQ recorded Nov 6, 202610001+4,426 contacts →

Exact match

“Austin Health acknowledges the Traditional Custodians of the land upon which our various campuses are located, and pays its respects to Elders, past and present.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchBurlington, MA, United StatesHQ recorded Nov 6, 20265,001-10,0004,333 contacts →

Exact match

“Lahey Hospital & Medical Center, part of Beth Israel Lahey Health, is a physician-led, nonprofit, group practice.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchKalamazoo, MI, United StatesHQ recorded Nov 6, 20265,001-10,0004,275 contacts →

Exact match

“With over employees, more than 1,500 medical staff members, and 747 licensed beds, Bronson Healthcare is the largest employer and leading healthcare system in southwest Michigan.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchWalnut Creek, CA, United StatesHQ recorded Nov 6, 20265,001-10,0003,984 contacts →

Exact match

“John Muir Health is a nationally recognized, not-for-profit health care organization east of San Francisco serving patients in Contra Costa, Alameda and southern Solano Counties.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchBrampton, ON, CanadaHQ recorded Nov 6, 20265,001-10,0003,679 contacts →

Exact match

“William Osler Health System (Osler) is a hospital system which includes Brampton Civic Hospital, Peel Memorial Centre for Integrated Health and Wellness and Etobicoke General…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchTel Aviv, IsraelHQ recorded Nov 6, 202610001+3,540 contacts →

Exact match

“Clalit it is the largest provider of public and semi-private health services in Israel.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchHamburg, GermanyHQ recorded Nov 6, 202610001+3,432 contacts →

Exact match

“Asklepios wurde im Jahr 1985 gegründet und ist heute mit rund 170 Gesundheitseinrichtungen einer der größten privaten Klinikbetreiber in Deutschland.”

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

Showing 25 of 9,494 medical center operators worldwide

See the full list, filter by size, metro and specialty, and access 170,769 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Medical center operators worldwide at a glance

As of Nov 6, 2026
20.4%Verified-email coverage
88.1Average contacts per company
11-50Median size (employees)
0.9%Largest-city concentration · Sao Paulo
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
2,789
11-50
2,943
51-200
1,711
201-500
865
501-1,000
441
1,001-5,000
419
5,001-10,000
72
10001+
86

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 medical center operators are linked below.
What qualifies
Company records worldwide whose business descriptions match “medical center operators” 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 170,769 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.

Medical center operators by location

32 lists · largest first

Every Medical center operators list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Cities

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 “medical center operators”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many medical center operators are there worldwide?

RevenueBase identified 9,494 company matches for medical center operators 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?

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

Which country has the most medical center operators?

The United States leads with 2,216 companies, followed by Brazil (858) and India (524). Every medical center operators list by country and city is linked on this page.

Which city has the most medical center operators?

Sao Paulo leads with 87 company records, followed by Dubai (66) and Rio De Janeiro (57).

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 170,769 professional contacts with verified work emails tracked across these 9,494 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.