Company lists · Data refreshed November 2026

Top 25 Corporate onsite clinics worldwide

RevenueBase identified 3,712 company matches for corporate onsite clinics worldwide as of November 2026 and tracks 132,249 professional contacts across them, including 28,342 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for corporate onsite clinics 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 corporate onsite clinics 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
3,712Companies
132,249Contacts tracked
28,342Verified emails
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The 25 largest corporate onsite clinics worldwide

Ranked by team size
Top 25 of 3,712 company matches for corporate onsite clinics 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 matchAddison, TX, United StatesHQ recorded Nov 6, 202610001+7,526 contacts →

Exact match

“WHO WE ARE: Concentra is the leader in occupational health with 40+ years of improving the health of America's workforce, one patient at a time.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchNew York, United StatesHQ recorded Nov 6, 20265,001-10,0005,284 contacts →

Exact match

“Teladoc Health is the global leader in virtual care, delivering and orchestrating care across patients, care providers, platforms and partners – transforming virtual care into a…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchBrentwood, TN, IndiaHQ recorded Nov 6, 20265,001-10,0003,993 contacts →

Exact match

“We are Premise Health.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchDallas, TX, United StatesHQ recorded Nov 6, 20261,001-5,0003,212 contacts →

Exact match

“Signify Health, part of CVS Health®, exists for one simple purpose: to build trusted relationships that make people healthier.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchUnited StatesHQ recorded Nov 6, 20261,001-5,0002,534 contacts →

Exact match

“Summit Health helps patients with all of their primary care and specialty care needs.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchDoha, QatarHQ recorded Nov 6, 20265,001-10,0002,529 contacts →

Exact match

“Welcome to the page of Primary Health Care Corporation.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchWoonsocket, RI, United StatesHQ recorded Nov 6, 202610001+1,756 contacts →

Exact match

“With 900+ MinuteClinic medical clinics in local neighborhoods and virtual care options, we’re giving families greater access to quality care every day.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchUnited StatesHQ recorded Nov 6, 20261,001-5,0001,749 contacts →

Exact match

“MedExpress Urgent Care is a leader in delivering high-quality, convenient and affordable care for those seeking medical treatment for illness and injury.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchSan Francisco, United StatesHQ recorded Nov 6, 20261,001-5,0001,662 contacts →

Exact match

“Included Health delivers personalized, all-in-one healthcare to millions of people nationwide.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchIndianapolis, IN, United StatesHQ recorded Nov 6, 20261,001-5,0001,629 contacts →

Exact match

“Built for America’s builders-our nation’s teachers, public servants, and everyday heroes-Marathon Health delivers better care and outcomes through providers who have the time and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchChicago, TX, United StatesHQ recorded Nov 6, 202610001+1,527 contacts →

Exact match

“VillageMD provides high-quality, accessible healthcare services for individuals and communities across the United States, with primary, multi-specialty, and urgent care providers…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchWarsaw, PolandHQ recorded Nov 6, 20265,001-10,0001,402 contacts →

Exact match

“Medicover Polska – od 30 lat działalność Medicover w Polsce koncentruje się na szerokim zakresie usług od zdrowia po wellbeing.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchUnited StatesHQ recorded Nov 6, 2026n/a1,348 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchFort Myers, FL, United StatesHQ recorded Nov 6, 20261,001-5,0001,323 contacts →

Exact match

“Founded in Port Charlotte, Florida, in 2008 and headquartered in Fort Myers, Millennium Physician Group (MPG) has grown into one of the nation’s largest comprehensive…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchSao Paulo, BrazilHQ recorded Nov 6, 20261,001-5,0001,268 contacts →

Exact match

“O dr.consulta é uma plataforma de gestão de saúde que nasceu em 2011 com a missão de salvar vidas e transformar o jeito de cuidar das pessoas.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchJeddah & Riyadh, Saudi ArabiaHQ recorded Nov 6, 20261,001-5,0001,265 contacts →

Exact match

“My Clinic, a prominent name in the realm of multispecialty outpatient care in Saudi Arabia, was established in 2017 under the stewardship of Nazer Group, a leading healthcare…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchChicago, IL, United StatesHQ recorded Nov 6, 20261,001-5,0001,130 contacts →

Exact match

“WellNow Urgent Care is one of the fastest-growing providers of urgent medical care, virtual care, occupational health services and clinical research in the United States.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchMchenry, SD, United StatesHQ recorded Nov 6, 20261,001-5,0001,121 contacts →

Exact match

“Medcor simplifies the healthcare process for employers.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchRancho Cordova, CA, United StatesHQ recorded Nov 6, 20261,001-5,0001,105 contacts →

Exact match

“Dignity Health Medical Foundation, established in 1990, is a not-for-profit organization providing award-winning, patient-centered health care in a variety of areas, including…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchWaynesboro, TN, United StatesHQ recorded Nov 6, 20261,001-5,0001,037 contacts →

Exact match

“Fast Pace Urgent Care clinics provide treatments for a wide range of illnesses, injuries, and common conditions and provide a variety of wellness, diagnostic and screening…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchHyderabad, IndiaHQ recorded Nov 6, 2026501-1,000957 contacts →

Exact match

“Apollo Clinic is a subsidiary of Apollo Hospitals Enterprise, offering a wide range of medical services with that same trusted expertise and excellence.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchUnited StatesHQ recorded Nov 6, 202610001+954 contacts →

Exact match

“Kroger Health, the healthcare division of The Kroger Co, is one of America's leading retail healthcare organizations, serving more than 17 million patients annually.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchSan Clemente, CA, United StatesHQ recorded Nov 6, 20261,001-5,000927 contacts →

Exact match

“Crossover Health is a healthcare service provider that delivers in-person and virtual Advanced Primary Care.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchLos Angeles, CA, United StatesHQ recorded Nov 6, 20261,001-5,000927 contacts →

Exact match

“Regal Medical Group, Lakeside Community Healthcare, ADOC Medical Group, and Community Surgery Center of Glendale – part of the Heritage Provider Network – is recognized as one of…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchTempe, AZ, United StatesHQ recorded Nov 6, 20261,001-5,000918 contacts →

Exact match

“At NextCare, we believe exceptional care starts with exceptional people.”

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

Showing 25 of 3,712 corporate onsite clinics worldwide

See the full list, filter by size, metro and specialty, and access 28,342 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Corporate onsite clinics worldwide at a glance

As of Nov 6, 2026
21.4%Verified-email coverage
35.6Average contacts per company
11-50Median size (employees)
1.3%Largest-city concentration · London
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
1,384
11-50
1,312
51-200
575
201-500
216
501-1,000
77
1,001-5,000
55
5,001-10,000
14
10001+
17

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 corporate onsite clinics are linked below.
What qualifies
Company records worldwide whose business descriptions match “corporate onsite clinics” 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 28,342 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.

Corporate onsite clinics by location

14 lists · largest first

Every Corporate onsite clinics 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 “corporate onsite clinics”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many corporate onsite clinics are there worldwide?

RevenueBase identified 3,712 company matches for corporate onsite clinics 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?

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

Which country has the most corporate onsite clinics?

The United States leads with 1,502 companies, followed by Brazil (220) and India (170). Every corporate onsite clinics list by country and city is linked on this page.

Which city has the most corporate onsite clinics?

London leads with 47 company records, followed by Sao Paulo (37) and Singapore (34).

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 28,342 professional contacts with verified work emails tracked across these 3,712 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.