Company lists · Data refreshed September 2026

Top 25 Clinical diagnostics staffing agencies based in the United States

RevenueBase identified 1,739 company matches for clinical diagnostics staffing agencies associated with the United States as of September 2026 and tracks 95,813 professional contacts across them, including 14,560 with verified work emails. New York is the largest hub.

This list covers company matches for clinical diagnostics staffing agencies 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 September 27, 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 Sep 27, 2026 How this list was built
1,739Companies
95,813Contacts tracked
14,560Verified emails
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The 25 largest clinical diagnostics staffing agencies based in the United States

Ranked by team size
Top 25 of 1,739 company matches for clinical diagnostics staffing agencies based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 27, 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 matchSecaucus, NJ, United StatesHQ recorded Sep 27, 202610001+27,884 contacts →

Exact match

“Quest Diagnostics (NYSE: DGX) empowers people to take action to improve health outcomes.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
2Exact matchOmaha, NE, United StatesHQ recorded Sep 27, 2026501-1,0002,529 contacts →

Exact match

“Aureus Medical Group® is now Medical Solutions.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
3Exact matchFountain Valley, CA, United StatesHQ recorded Sep 27, 20261,001-5,0001,884 contacts →

Exact match

“Smarter Diagnostics.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
4Exact matchElkhorn, NE, United StatesHQ recorded Sep 27, 2026n/a1,779 contacts →

Exact match

“Fusion Medical Staffing provides career opportunities to healthcare professionals by helping medical facilities fill their staffing needs.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
5Exact matchElmwood Park, NJ, United StatesHQ recorded Sep 27, 20261,001-5,0001,610 contacts →

Exact match

“For more than four decades, BioReference has built a legacy based on scientific excellence, innovation and world-class service in laboratory testing solutions.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
6Exact matchOmaha, NE, United StatesHQ recorded Sep 27, 2026n/a1,538 contacts →

Exact match

“In recruiting, stating actual facts has become: Foreign | Uncommon | Taboo.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
7Exact matchAustin, TX, United StatesHQ recorded Sep 27, 20261,001-5,0001,528 contacts →

Exact match

“Clinical Pathology Laboratories (CPL) is a medically-led company dating back to 1948.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
8Exact matchLincolnshire, IL, United StatesHQ recorded Sep 27, 20261,001-5,0001,313 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
9Exact matchRoseville, CA, United StatesHQ recorded Sep 27, 20261,001-5,0001,264 contacts →

Exact match

“At FlexCare, we know that solving healthcare talent challenges isn’t just about filling roles-it’s about building sustainable solutions that drive better patient care, stronger…”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
10Exact matchPhoenix, AZ, United StatesHQ recorded Sep 27, 20261,001-5,0001,222 contacts →

Exact match

“Sonora Quest Laboratories, a subsidiary of Laboratory Sciences of Arizona, is an Arizona-based joint venture between Banner Health and Quest Diagnostics (NYSE: DGX) that makes up…”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
11Exact matchAlpharetta, GA, United StatesHQ recorded Sep 27, 2026501-1,0001,171 contacts →

Exact match

“LocumTenens.com specializes in optimizing healthcare staffing operations.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
12Exact matchAppleton, WI, United StatesHQ recorded Sep 27, 2026201-5001,170 contacts →

Exact match

“TotalMed provides temporary, contract, and full time staffing services to hospitals, medical groups, health plans, and life sciences companies who require staffing assistance in…”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
13Exact matchIrving, TX, United StatesHQ recorded Sep 27, 2026201-500881 contacts →

Exact match

“IMCS Group is an IT, Healthcare, and Professional Staffing Company that helps Enterprises optimize the business value of their Staffing investments and enables them to achieve…”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
14Exact matchIrving, TX, United StatesHQ recorded Sep 27, 20265,001-10,000654 contacts →

Exact match

“Our team of healthcare experts can help you meet business objectives, such as improved retention, quality, reporting, and cost effectiveness for per diem, contract, travel, or…”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
15Exact matchEl Segundo, CA, United StatesHQ recorded Sep 27, 2026501-1,000651 contacts →

Exact match

“Epic Staffing Group is a diversified national provider of staffing services to the Life Sciences and Healthcare industries.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
16Exact matchGreensboro, NC, United StatesHQ recorded Sep 27, 20261,001-5,000649 contacts →

Exact match

“Solstas Lab Partners has become one of the nation’s fastest-growing and largest full-service laboratories because we understand that our business is more than just test results.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
17Exact matchHammond, IN, United StatesHQ recorded Sep 27, 20261,001-5,000619 contacts →

Exact match

“Alverno Laboratories manages 32 hospital laboratories and provides laboratory services to two free standing emergency departments and thousands of physician offices and other…”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
18Exact matchDallas, TX, United StatesHQ recorded Sep 27, 20265,001-10,000614 contacts →

Exact match

“Sonic Healthcare USA is a subsidiary of Sonic Healthcare Limited, one of the world's largest medical diagnostics companies, providing laboratory services to medical practitioners…”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
19Exact matchManchester, NH, United StatesHQ recorded Sep 27, 202651-200566 contacts →

Exact match

“MAS Medical Staffing brings a total staffing solution for our clients, offering per diem, contract and travel staff all under one agency.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
20Exact matchAllentown, PA, United StatesHQ recorded Sep 27, 20261,001-5,000563 contacts →

Exact match

“Our Vision is To create a future where every person has the clarity and insight to live healthier.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
21Exact matchElkhorn, NE, United StatesHQ recorded Sep 27, 2026201-500558 contacts →

Exact match

“Prime Time Healthcare is a dedicated staffing firm specializing in Travel Nursing, Permanent Placement, temp to perm, and per diem.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
22Exact matchOmaha, NE, United StatesHQ recorded Sep 27, 2026201-500528 contacts →

Exact match

“While the availability of medical technicians and professionals becomes increasingly limited, there seems to be no shortage of staffing firms.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
23Exact matchManchester, NH, United StatesHQ recorded Sep 27, 202651-200524 contacts →

Exact match

“CoreMedical Group is a leading national healthcare staffing agency specializing in placement of permanent or traveling nurses, allied healthcare professionals and physicians.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
24Exact matchWinter Park, FL, United StatesHQ recorded Sep 27, 2026501-1,000515 contacts →

Exact match

“Since 2006, we have connected healthcare professionals to positions that allow them to gain valuable experiences, fill the skyrocketing demand in their field, and travel…”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
25Exact matchSpringdale, AR, United StatesHQ recorded Sep 27, 2026201-500483 contacts →

Exact match

“TRS Healthcare is a leading healthcare staffing company with 25 years of experience, providing career opportunities for travel nurses and allied health professionals, as well as…”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase

Showing 25 of 1,739 clinical diagnostics staffing agencies based in the United States

See the full list, filter by size, metro and specialty, and access 14,560 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Clinical diagnostics staffing agencies based in the United States at a glance

As of Sep 27, 2026
15.2%Verified-email coverage
55.1Average contacts per company
11-50Median size (employees)
3.1%Largest-city concentration · New York
Sep 27, 2026Page data refreshed

Companies by employee count

1-10
547
11-50
521
51-200
428
201-500
146
501-1,000
45
1,001-5,000
35
5,001-10,000
4
10001+
9

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 1,739 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 “clinical diagnostics staffing agencies” 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 14,560 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 27, 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 “clinical diagnostics staffing agencies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many clinical diagnostics staffing agencies are there based in the United States?

RevenueBase identified 1,739 company matches for clinical diagnostics staffing agencies associated with the United States 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?

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

Which city has the most clinical diagnostics staffing agencies?

New York leads with 54 company records, followed by Houston (43) and Dallas (32).

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 14,560 professional contacts with verified work emails tracked across these 1,739 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 27, 2026.

Ready to reach these companies? Verified emails and direct dials for all 1,739 clinical diagnostics staffing agencies based in the United States. Start with a free account, no credit card.

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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.