Company lists · Data refreshed November 2026

Top 25 Independent emergency rooms worldwide

RevenueBase identified 240 company matches for independent emergency rooms worldwide as of November 2026 and tracks 8,667 professional contacts across them, including 1,060 with verified work emails. The United States is the largest market and Houston the largest hub.

This list covers company matches for independent emergency rooms 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 independent emergency rooms 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
240Companies
8,667Contacts tracked
1,060Verified emails
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The 25 largest independent emergency rooms worldwide

Ranked by team size
Top 25 of 240 company matches for independent emergency rooms 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 matchEl Segundo, CA, United StatesHQ recorded Nov 6, 2026501-1,000353 contacts →

Exact match

“Phishing Alert- Exer has recently been made aware of a phishing scam using our name and logo.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchHouston, TX, United StatesHQ recorded Nov 6, 2026501-1,000221 contacts →

Exact match

“Your Care is Our Signature SignatureCare Emergency Center is a freestanding emergency room unlike any other.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchLongview, TX, United StatesHQ recorded Nov 6, 20261,001-5,000210 contacts →

Exact match

“Our 24-7 Emergency Room treats every medical need.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchBrooklyn, United StatesHQ recorded Nov 6, 202651-200205 contacts →

Exact match

“New York Community Hospital is a 134-bed, non-profit acute care hospital located in the Midwood and Madison Park section of Brooklyn.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchTroy, AL, United StatesHQ recorded Nov 6, 2026201-500158 contacts →

Exact match

“Troy Regional Medical Center will provide exceptional care in a compassionate environment that attends to the emotional, physical, and spiritual needs of our communities.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchPlano, TX, United StatesHQ recorded Nov 6, 2026201-500156 contacts →

Exact match

“Legacy ER & Urgent Care, part of the Intuitive Health family of ER & Urgent Cares combines a full-service, freestanding emergency room, and a leading-edge urgent care center all…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchCorpus Christi, TX, United StatesHQ recorded Nov 6, 2026201-500139 contacts →

Exact match

“We founded Physicians Premier ER in Corpus Christi as a freestanding emergency room where patients could receive immediate care that was both high-quality and convenient.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchUnited StatesHQ recorded Nov 6, 202651-200130 contacts →

Exact match

“Aches and pains?”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchMacquarie Park, AustraliaHQ recorded Nov 6, 202651-200119 contacts →

Exact match

“Unlike Emergency Departments that operate within public hospitals and some private hospitals, a Walk-in Specialist Emergency Clinic is located in the community and designed to…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchPortland, OR, United StatesHQ recorded Nov 6, 2026201-500103 contacts →

Exact match

“Northwest Acute Care Specialists, is an independent emergency medicine and ambulatory care practice group that contracts exclusively with Legacy Health System to provide all of…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchLake Arrowhead, CA, United StatesHQ recorded Nov 6, 202651-200102 contacts →

Exact match

“Mountains Community Hospital is located in Lake Arrowhead, California.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchRawlins, WY, United StatesHQ recorded Nov 6, 202651-20097 contacts →

Exact match

“Memorial Hospital of Carbon County is a 25-bed critical access hospital serving an area of approximately square miles in Wyoming, with the next closest hospital location over 100…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchCedar Park, TX, United StatesHQ recorded Nov 6, 2026201-50089 contacts →

Exact match

“We are a locally owned and operated system of freestanding emergency rooms and hospitals offering primary and emergency care as well as surgical services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchAustin, TX, United StatesHQ recorded Nov 6, 202651-20065 contacts →

Exact match

“We created Austin Emergency Centers (AEC) to bring concierge-level, quality emergency care to the local community.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchSan Antonio, TX, United StatesHQ recorded Nov 6, 2026n/a58 contacts →

Exact match

“The Emergency Center offers comprehensive emergent evaluation and treatment 24 hours a day, 7 days a week with NO WAIT.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchAtmore, AL, United StatesHQ recorded Nov 6, 2026201-50058 contacts →

Exact match

“Governed by the Escambia County Health Care Authority Board of Directors, Atmore Community Hospital is an acute care hospital that has been a part of the Atmore, Alabama…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchPilot Knob, MO, United StatesHQ recorded Nov 6, 202651-20050 contacts →

Exact match

“When you need emergency care, you need it fast.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchNew York, NY, United StatesHQ recorded Nov 6, 202611-5049 contacts →

Exact match

“We are an upscale Urgent Care with capabilities and resources equal to any hospital Emergency Room.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchFrisco, TX, United StatesHQ recorded Nov 6, 202651-20048 contacts →

Exact match

“ER of Texas has top-rated emergency rooms in Little Elm, Highland Village, Frisco, Mansfield, Colleyville, Hurst, Texoma, Hillcrest, and Uptown, TX.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchLoveland, CO, United StatesHQ recorded Nov 6, 202651-20046 contacts →

Exact match

“Thompson Valley EMS 4480 Clydesdale Parkway, Loveland, Colorado, 80538”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchDallas, TX, United StatesHQ recorded Nov 6, 202651-20041 contacts →

Exact match

“We provide emergency medicine to the Dallas communities we call home.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchBaytown, TX, United StatesHQ recorded Nov 6, 202651-20040 contacts →

Exact match

“Patients ER & Hospital is a physician-led emergency and inpatient facility committed to delivering rapid, high-quality care in a comfortable, private setting.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchLaredo, TX, United StatesHQ recorded Nov 6, 202651-20037 contacts →

Exact match

“We were the first Freestanding Emergency Rooms in Laredo, TX and now our North location is a state licensed acute care specialty hospital.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchKirkland, WA, United StatesHQ recorded Nov 6, 202651-20036 contacts →

Exact match

“EVERGREEN EMERGENCY SERVICES is a medical practice company based out of 12040 NE 128th St, Kirkland, Washington, United States.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchDallas, TX, United StatesHQ recorded Nov 6, 2026201-50034 contacts →

Exact match

“Exceptional Emergency Center is a freestanding emergency room with several facilities across Texas, including Beaumont, Orange, Port Arthur, Harlingen, Livingston, Brownsville…”

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

Showing 25 of 240 independent emergency rooms worldwide

See the full list, filter by size, metro and specialty, and access 1,060 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Independent emergency rooms worldwide at a glance

As of Nov 6, 2026
12.2%Verified-email coverage
36.1Average contacts per company
11-50Median size (employees)
6.2%Largest-city concentration · Houston
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
57
11-50
88
51-200
57
201-500
18
501-1,000
9
1,001-5,000
7

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 independent emergency rooms are linked below.
What qualifies
Company records worldwide whose business descriptions match “independent emergency rooms” 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 1,060 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.

Independent emergency rooms by location

1 lists · largest first

Every Independent emergency rooms list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

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 “independent emergency rooms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many independent emergency rooms are there worldwide?

RevenueBase identified 240 company matches for independent emergency rooms 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?

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

Which country has the most independent emergency rooms?

The United States leads with 183 companies. Every independent emergency rooms list by country and city is linked on this page.

Which city has the most independent emergency rooms?

Houston leads with 15 company records, followed by Dallas (7) and Oklahoma City (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 1,060 professional contacts with verified work emails tracked across these 240 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.