Company lists · Data refreshed October 2026

Top 25 Health systems and networks based in the United States

RevenueBase identified 417 company matches for health systems and networks associated with the United States as of October 2026 and tracks 642,726 professional contacts across them, including 183,075 with verified work emails. New York is the largest hub.

This list covers company matches for health systems and networks associated with the United States, 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
417Companies
642,726Contacts tracked
183,075Verified emails
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The 25 largest health systems and networks based in the United States

Ranked by team size
Top 25 of 417 company matches for health systems and networks based in the United States, 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 matchNashville, TN, United StatesHQ recorded Oct 13, 202610001+70,173 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
2Exact matchPhoenix, AZ, United StatesHQ recorded Oct 13, 202610001+31,342 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 · Oct 13, 2026 · View company records in RevenueBase
3Exact matchMurray, UT, United StatesHQ recorded Oct 13, 202610001+27,141 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 · Oct 13, 2026 · View company records in RevenueBase
4Exact matchNew York, NY, United StatesHQ recorded Oct 13, 202610001+26,353 contacts →

Exact match

“NYU Langone Health is a fully integrated health system that consistently achieves the best patient outcomes through a rigorous focus on quality that has resulted in some of the…”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
5Exact matchDallas, TX, United StatesHQ recorded Oct 13, 202610001+25,701 contacts →

Exact match

“With us by your side, there's no stopping you.”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
6Exact matchNew York, NY, United StatesHQ recorded Oct 13, 202610001+24,257 contacts →

Exact match

“At NewYork-Presbyterian, we put patients first.”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
7Exact matchAurora, CO, United StatesHQ recorded Oct 13, 202610001+18,447 contacts →

Exact match

“At UCHealth, we do things differently.”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
8Exact matchHouston, TX, United StatesHQ recorded Oct 13, 202610001+17,098 contacts →

Exact match

“Advancing Health.”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
9Exact matchSan Francisco, CA, United StatesHQ recorded Oct 13, 202610001+16,957 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 · Oct 13, 2026 · View company records in RevenueBase
10Exact matchMarietta, GA, United StatesHQ recorded Oct 13, 202610001+16,071 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 · Oct 13, 2026 · View company records in RevenueBase
11Exact matchLos Angeles, CA, United StatesHQ recorded Oct 13, 202610001+15,799 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 · Oct 13, 2026 · View company records in RevenueBase
12Exact matchArlington, TX, United StatesHQ recorded Oct 13, 202610001+15,335 contacts →

Exact match

“At Texas Health Resources, our mission is to improve the health of the people in the communities we serve.”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
13Exact matchSioux Falls, SD, United StatesHQ recorded Oct 13, 202610001+14,509 contacts →

Exact match

“Sanford Health is the largest rural health system in the U.S.”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
14Exact matchPittsburgh, PA, United StatesHQ recorded Oct 13, 202610001+10,962 contacts →

Exact match

“Allegheny Health Network is an integrated health care delivery system serving the greater Western Pennsylvania region.”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
15Exact matchMinneapolis, MN, United StatesHQ recorded Oct 13, 202610001+10,329 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
16Exact matchSan Francisco, CA, United StatesHQ recorded Oct 13, 20265,001-10,00010,174 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 · Oct 13, 2026 · View company records in RevenueBase
17Exact matchYork, PA, United StatesHQ recorded Oct 13, 202610001+10,093 contacts →

Exact match

“WellSpan Health’s vision is to reimagine healthcare through the delivery of comprehensive, equitable health and wellness solutions throughout our continuum of care.”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
18Exact matchSan Diego, CA, United StatesHQ recorded Oct 13, 202610001+9,638 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 · Oct 13, 2026 · View company records in RevenueBase
19Exact matchFranklin, TN, United StatesHQ recorded Oct 13, 202610001+9,165 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
20Exact matchMorristown, NJ, United StatesHQ recorded Oct 13, 202610001+8,898 contacts →

Exact match

“Atlantic Health is at the forefront of medicine, setting standards for quality health care in New Jersey, Pennsylvania and the New York metropolitan area.”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
21Exact matchWest Des Moines, IA, United StatesHQ recorded Oct 13, 202610001+7,685 contacts →

Exact match

“As an integrated health system, we provide care throughout Iowa, western Illinois and southern Wisconsin in not-for-profit hospitals, clinics and home health settings.”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
22Exact matchMarlton, NJ, United StatesHQ recorded Oct 13, 202610001+7,301 contacts →

Exact match

“Virtua is South Jersey’s largest health system, committed to the mission of helping people be well, get well, and stay well and averaging more than one million patient encounters…”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
23Exact matchFort Wayne, IN, United StatesHQ recorded Oct 13, 202610001+6,957 contacts →

Exact match

“Parkview Health is northeast Indiana’s largest not-for-profit healthcare provider, guided by a mission to improve the health of the communities we serve.”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
24Exact matchCincinnati, OH, United StatesHQ recorded Oct 13, 202610001+6,259 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
25Exact matchRockledge, FL, United StatesHQ recorded Oct 13, 20265,001-10,0006,213 contacts →

Exact match

“Health First is Central Florida's only fully integrated health system.”

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

Showing 25 of 417 health systems and networks based in the United States

See the full list, filter by size, metro and specialty, and access 183,075 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Health systems and networks based in the United States at a glance

As of Oct 13, 2026
28.5%Verified-email coverage
1541.3Average contacts per company
201-500Median size (employees)
1.4%Largest-city concentration · New York
Oct 13, 2026Page data refreshed

Companies by employee count

1-10
69
11-50
50
51-200
53
201-500
39
501-1,000
36
1,001-5,000
81
5,001-10,000
25
10001+
64

Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 417 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 the United States 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 183,075 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 the United States?

RevenueBase identified 417 company matches for health systems and networks associated with the United States 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?

HCA Healthcare 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?

New York leads with 6 company records, followed by Charlotte (5) and Dallas (5).

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 183,075 professional contacts with verified work emails tracked across these 417 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.