Company lists · Data refreshed September 2026

Top 25 Healthcare domain companies worldwide

Name: Healthcare domain companies worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 21, 2026 23,982 companies tracked

RevenueBase identified 23,982 company matches for healthcare domain companies worldwide as of September 2026 and tracks 2,486,635 professional contacts across them, including 572,927 with verified work emails. The United States is the largest market and Sao Paulo the largest hub.

This list covers company matches for healthcare domain companies 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 September 21, 2026. Country and city lists for healthcare domain companies 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 Sep 21, 2026 How this list was built

23,982Companies

2,486,635Contacts tracked

572,927Verified emails

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The 25 largest healthcare domain companies worldwide

Ranked by team size

Top 25 of 23,982 company matches for healthcare domain companies worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 21, 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	OPTUM	Exact match	Eden Prairie, MN, United StatesHQ recorded Sep 21, 2026	10001+	78,937 contacts →
	Exact match “We’re evolving health care so everyone can have the opportunity to live their healthiest life.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
2	HCA Healthcare	Exact match	Nashville, TN, United StatesHQ recorded Sep 21, 2026	10001+	68,631 contacts →
	Exact match “HCA Healthcare is dedicated to giving people a healthier tomorrow.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
3	Unitedhealth Group	Exact match	Eden Prairie, NV, United StatesHQ recorded Sep 21, 2026	10001+	68,350 contacts →
	Exact match “UnitedHealth Group is a health care and well-being company with a mission to help people live healthier lives and help make the health system work better for everyone.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
4	Humana	Exact match	Louisville, KY, United StatesHQ recorded Sep 21, 2026	10001+	39,765 contacts →
	Exact match “Humana will never ask, nor require a candidate to provide money for work equipment and network access during the application process.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
5	UPMC	Exact match	Pittsburgh, PA, United StatesHQ recorded Sep 21, 2026	10001+	33,934 contacts →
	Exact match “UPMC is a world-renowned, nonprofit health care provider and insurer committed to delivering exceptional, people-centered care and community services.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
6	Banner Health	Exact match	Phoenix, AZ, United StatesHQ recorded Sep 21, 2026	10001+	30,832 contacts →
	Exact match “Headquartered in Arizona, Banner Health is one of the largest nonprofit health care systems in the country.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
7	Adventhealth	Exact match	Altamonte Springs, FL, United StatesHQ recorded Sep 21, 2026	n/a	28,327 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 · Sep 21, 2026 · View company records in RevenueBase
8	Intermountain Health	Exact match	Murray, UT, United StatesHQ recorded Sep 21, 2026	10001+	26,905 contacts →
	Exact match “Headquartered in Utah with locations in six primary states and additional operations across the western U.S, Intermountain Health is a nonprofit system of 34 hospitals, 400+…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
9	Apollo Hospitals	Exact match	Chennai, IndiaHQ recorded Sep 21, 2026	10001+	25,558 contacts →
	Exact match “Driven by the vision of its Chairman, Dr.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
10	Baylor Scott & White Health	Exact match	Dallas, TX, United StatesHQ recorded Sep 21, 2026	10001+	25,184 contacts →
	Exact match “With us by your side, there's no stopping you.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
11	MERCY	Exact match	Chesterfield, MO, United StatesHQ recorded Sep 21, 2026	10001+	23,118 contacts →
	Exact match “At Mercy, care is more than a job - it’s a calling.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
12	Uchealth	Exact match	Aurora, CO, United StatesHQ recorded Sep 21, 2026	10001+	18,089 contacts →
	Exact match “At UCHealth, we do things differently.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
13	Providence Health & Services	Exact match	Renton, WA, United StatesHQ recorded Sep 21, 2026	10001+	18,035 contacts →
	Exact match “At Providence, our strength begins with understanding.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
14	Sentara Health	Exact match	Virginia Beach, VA, United StatesHQ recorded Sep 21, 2026	10001+	17,797 contacts →
	Exact match “Sentara Health, an integrated, not-for-profit health care delivery system, celebrates more than 135 years in pursuit of its mission -"we improve health every day." Sentara is one…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
15	Dignity Health	Exact match	San Francisco, CA, United StatesHQ recorded Sep 21, 2026	10001+	16,993 contacts →
	Exact match “We provide quality, compassionate health care at more than 40 hospitals and care centers that are serving communities across California, Arizona and Nevada every minute of every…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
16	Wellstar Health System	Exact match	Marietta, GA, United StatesHQ recorded Sep 21, 2026	10001+	15,788 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 · Sep 21, 2026 · View company records in RevenueBase
17	Ucla Health	Exact match	Los Angeles, CA, United StatesHQ recorded Sep 21, 2026	10001+	15,745 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 · Sep 21, 2026 · View company records in RevenueBase
18	B. Braun Group	Exact match	Melsungen, ItalyHQ recorded Sep 21, 2026	10001+	14,385 contacts →
	Exact match “As a leading medical technology company, B.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
19	Sanford Health	Exact match	Sioux Falls, SD, United StatesHQ recorded Sep 21, 2026	10001+	14,293 contacts →
	Exact match “Sanford Health is the largest rural health system in the U.S.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
20	Allina Health	Exact match	Minneapolis, MN, United StatesHQ recorded Sep 21, 2026	10001+	13,757 contacts →
	Exact match “People at Allina Health have a career of making a difference in the lives of the millions of patients we see each year at our 90+ clinics, 12 hospitals and through a wide variety…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
21	Baycare Health System	Exact match	Clearwater, FL, United StatesHQ recorded Sep 21, 2026	10001+	13,405 contacts →
	Exact match “BayCare is a leading not-for-profit academic health care system that connects individuals and families to a wide range of services at 16 hospitals, including a children’s…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
22	Corewell Health	Exact match	Grand Rapids, MI, United StatesHQ recorded Sep 21, 2026	10001+	12,453 contacts →
	Exact match “People are at the heart of everything we do, and the inspiration for our legacy of outstanding outcomes, innovation, strong community partnerships, philanthropy and transparency.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
23	Johns Hopkins Hospital	Exact match	Baltimore, MD, United StatesHQ recorded Sep 21, 2026	10001+	11,561 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 · Sep 21, 2026 · View company records in RevenueBase
24	Prisma Health	Exact match	Greenville, SC, United StatesHQ recorded Sep 21, 2026	10001+	11,391 contacts →
	Exact match “Prisma Health is the largest not-for-profit health organization in South Carolina, serving more than 1.2 million patients annually.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
25	BUPA	Exact match	London, United StatesHQ recorded Sep 21, 2026	10001+	11,255 contacts →
	Exact match “Established in 1947, Bupa's purpose is helping people live longer, healthier, happier lives and making a better world.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “healthcare domain companies”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 25 of 23,982 healthcare domain companies worldwide

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Healthcare domain companies worldwide at a glance

As of Sep 21, 2026

23.0%Verified-email coverage

103.7Average contacts per company

11-50Median size (employees)

1.1%Largest-city concentration · Sao Paulo

Sep 21, 2026Page data refreshed

Companies by employee count

1-10

8,087

11-50

7,336

51-200

4,043

201-500

1,926

501-1,000

938

1,001-5,000

1,028

5,001-10,000

199

10001+

296

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 healthcare domain companies are linked below.
What qualifies: Company records worldwide whose business descriptions match “healthcare domain companies” 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 572,927 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 September 21, 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.

Healthcare domain companies by location

96 lists · largest first

Every Healthcare domain companies 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 “healthcare domain companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many healthcare domain companies are there worldwide?

RevenueBase identified 23,982 company matches for healthcare domain companies worldwide as of September 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?

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

Which country has the most healthcare domain companies?

The United States leads with 7,944 companies, followed by India (2,352) and Brazil (1,644). Every healthcare domain companies list by country and city is linked on this page.

Which city has the most healthcare domain companies?

Sao Paulo leads with 270 company records, followed by Dubai (174) and London (172).

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 572,927 professional contacts with verified work emails tracked across these 23,982 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 September 21, 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.