Company lists · Data refreshed November 2026

Top 25 Medical practice research organizations worldwide

Name: Medical practice research organizations worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Nov 5, 2026 926 companies tracked

RevenueBase identified 926 company matches for medical practice research organizations worldwide as of November 2026 and tracks 25,042 professional contacts across them, including 5,784 with verified work emails. The United States is the largest market and Houston the largest hub.

This list covers company matches for medical practice research organizations 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 5, 2026. Country and city lists for medical practice research organizations 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 5, 2026 How this list was built

926Companies

25,042Contacts tracked

5,784Verified emails

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The 25 largest medical practice research organizations worldwide

Ranked by team size

Top 25 of 926 company matches for medical practice research organizations worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 5, 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	PRA Health Sciences	Exact match	Raleigh, NC, United StatesHQ recorded Nov 5, 2026	10001+	4,804 contacts →
	Exact match “PRA is now an ICON plc company.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
2	Universitätsklinikum Würzburg	Exact match	Würzburg, GermanyHQ recorded Nov 5, 2026	5,001-10,000	1,290 contacts →
	Exact match “Wir, das sind über 8.150 Mitarbeiterinnen und Mitarbeiter, sind das UKW!” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
3	Health Management Associates	Exact match	Okemos, WA, United StatesHQ recorded Nov 5, 2026	501-1,000	670 contacts →
	Exact match “Health Management Associates is an independent national research and consulting firm specializing in complex health care program and policy issues.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
4	Axis Clinicals LTD	Exact match	Hyderabad, IndiaHQ recorded Nov 5, 2026	201-500	551 contacts →
	Exact match “AXIS Clinicals Limited is one of the most experienced and fastest growing Clinical Research Organization.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
5	Patient-Centered Outcomes Research Institute Pcori	Exact match	Washington, DC, United StatesHQ recorded Nov 5, 2026	201-500	534 contacts →
	Exact match “PCORI helps people make informed healthcare decisions, and improves healthcare delivery and outcomes, by producing and promoting high-integrity, evidence-based information that…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
6	Kaiser Permanente Center For Health Research	Exact match	Portland, OR, United StatesHQ recorded Nov 5, 2026	51-200	341 contacts →
	Exact match “Founded in 1964, the Kaiser Permanente Center for Health Research (CHR) is focused on advancing knowledge to improve health.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
7	Institut National D'excellence EN Santé ET EN Services Sociaux Inesss	Exact match	Québec, QC, CanadaHQ recorded Nov 5, 2026	201-500	268 contacts →
	Exact match “a pour mission de promouvoir l’excellence clinique et l’utilisation efficace des ressources dans le secteur de la santé et des services sociaux.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
8	Azidus Laboratories LTD	Exact match	Chennai, IndiaHQ recorded Nov 5, 2026	201-500	266 contacts →
	Exact match “Azidus is a full service clinical research organization catering to the technical needs of pharmaceutical and biotechnology industries for the conduct of BA/BE studies, Clinical…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
9	Arkansas Foundation For Medical Care	Exact match	Little Rock, AR, United StatesHQ recorded Nov 5, 2026	201-500	260 contacts →
	Exact match “AFMC was incorporated in 1972 as a private nonprofit educational organization.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
10	Regenstrief Institute, INC	Exact match	Indianapolis, IN, United StatesHQ recorded Nov 5, 2026	51-200	249 contacts →
	Exact match “Regenstrief Institute, Inc, an international leader in electronic medical records and health care data integration, is a medical research and development organization focused on…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
11	Medical Group Management Association	Exact match	Englewood, DC, United StatesHQ recorded Nov 5, 2026	201-500	233 contacts →
	Exact match “The Medical Group Management Association (MGMA) helps create successful medical practices that deliver the highest-quality patient care.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
12	NIVEL	Exact match	Utrecht, NetherlandsHQ recorded Nov 5, 2026	51-200	233 contacts →
	Exact match “NIVEL, the Netherlands Institute for Health Services Research, contributes to the body of scientific knowledge about the provision and use of health care services.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
13	PCCI	Exact match	Dallas, TX, United StatesHQ recorded Nov 5, 2026	n/a	214 contacts →
	Exact match “Parkland Center for Clinical Innovation (PCCI) is a research institute that leverages clinical expertise, data science and non-medical drivers of health to address the needs of…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
14	Javara	Exact match	Winston-salem, NC, United StatesHQ recorded Nov 5, 2026	51-200	198 contacts →
	Exact match “As a leading Integrated Research Organization (IRO), we partner with major healthcare systems to embed clinical trials at the point of care, connecting patients to research…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
15	Objectivehealth	Exact match	Franklin, TN, United StatesHQ recorded Nov 5, 2026	201-500	194 contacts →
	Exact match “ObjectiveHealth is a leading integrated research provider partnering with physicians and healthcare organizations to establish advanced infrastructure for research programs.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
16	Caimed	Exact match	Bogotá, ColombiaHQ recorded Nov 5, 2026	201-500	185 contacts →
	Exact match “Somos una organización dedicada a la investigación en Salud: investigación clínica e investigación aplicada.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
17	Tekton Research	Exact match	Austin, TX, United StatesHQ recorded Nov 5, 2026	51-200	175 contacts →
	Exact match “Founded in 2006, Tekton Research is a multi-specialty clinical research site organization conducting Phase 1-4 clinical trials across neurology and psychiatry, cardiometabolic…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
18	Sanford Research	Exact match	Sioux Falls, United StatesHQ recorded Nov 5, 2026	201-500	135 contacts →
	Exact match “Innovation, discovery and passion drive the researchers of Sanford Research to find new treatments, eradicate disease and improve lives around the world through scientific…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
19	Northwest Medical Specialties	Exact match	Tacoma, WA, United StatesHQ recorded Nov 5, 2026	201-500	127 contacts →
	Exact match “Northwest Medical Specialties, PLLC (NWMS), is a physician owned practice with 6 locations throughout the South Puget Sound in Washington state.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
20	Iqvia Institute For Human Data Science	Exact match	Parsippany, NJ, United StatesHQ recorded Nov 5, 2026	n/a	120 contacts →
	Exact match “The IQVIA Institute helps health system leaders, academics, policy makers, payers, and providers all over the world use human data science to address some of the biggest questions…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
21	Uppsala Clinical Research Center UCR	Exact match	Uppsala Science Park, SwedenHQ recorded Nov 5, 2026	51-200	111 contacts →
	Exact match “UCR combines academic, clinical and technical expertise in a complete research platform.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
22	Icbio Clinical Research CRO	Exact match	Bangalore, IndiaHQ recorded Nov 5, 2026	51-200	107 contacts →
	Exact match “We believe in using science for the greater betterment of humanity.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
23	Biopharma Informatic	Exact match	Houston, TX, United StatesHQ recorded Nov 5, 2026	51-200	102 contacts →
	Exact match “Biopharma Informatic is a Clinical Research Investigator Network which provides clinical trial management for interested Physicians, Medical Practices and Health Care Organization.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
24	Cancer Research And Biostatistics Crab	Exact match	Seattle, WA, United StatesHQ recorded Nov 5, 2026	51-200	98 contacts →
	Exact match “In 1997, a small team of experts set out to build a more efficient and flexible model for clinical research, directing more resources to science and patients.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
25	Arbor Research Collaborative For Health	Exact match	Ann Arbor, MI, United StatesHQ recorded Nov 5, 2026	51-200	93 contacts →
	Exact match “Arbor Research Collaborative for Health’s studies have led to improvements in patient care, clinical practices and health-related public policy in the United States, Europe and…” Recorded in the RevenueBase company graph · Nov 5, 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 “medical practice research organizations”. 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 926 medical practice research organizations worldwide

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Medical practice research organizations worldwide at a glance

As of Nov 5, 2026

23.1%Verified-email coverage

27.0Average contacts per company

11-50Median size (employees)

1.7%Largest-city concentration · Houston

Nov 5, 2026Page data refreshed

Companies by employee count

1-10

400

11-50

341

51-200

124

201-500

501-1,000

1,001-5,000

5,001-10,000

10001+

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 medical practice research organizations are linked below.
What qualifies: Company records worldwide whose business descriptions match “medical practice research organizations” 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 5,784 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 5, 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.

Medical practice research organizations by location

37 lists · largest first

Every Medical practice research organizations 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 “medical practice research organizations”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many medical practice research organizations are there worldwide?

RevenueBase identified 926 company matches for medical practice research organizations 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?

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

Which country has the most medical practice research organizations?

The United States leads with 428 companies, followed by the United Kingdom (281) and France (166). Every medical practice research organizations list by country and city is linked on this page.

Which city has the most medical practice research organizations?

Houston leads with 16 company records, followed by Miami (15) and New York (12).

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 5,784 professional contacts with verified work emails tracked across these 926 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 5, 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.