Company lists · Data refreshed September 2026

Top 25 Health information systems vendors based in the United States

RevenueBase identified 843 company matches for health information systems vendors associated with the United States as of September 2026 and tracks 88,935 professional contacts across them, including 29,620 with verified work emails. New York is the largest hub.

This list covers company matches for health information systems vendors 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 20, 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 20, 2026 How this list was built
843Companies
88,935Contacts tracked
29,620Verified emails
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The 25 largest health information systems vendors based in the United States

Ranked by team size
Top 25 of 843 company matches for health information systems vendors based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 20, 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 matchBoston, MA, United StatesHQ recorded Sep 20, 20265,001-10,0008,486 contacts →

Exact match

“athenahealth strives to cure complexity and simplify the practice of healthcare.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
2Exact matchWestborough, MA, United StatesHQ recorded Sep 20, 20265,001-10,0005,260 contacts →

Exact match

“eClinicalWorks is a privately held leader in healthcare IT, providing comprehensive Electronic Health Record (EHR) and Practice Management (PM) solutions used by more than medical…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
3Exact matchChicago, IL, United StatesHQ recorded Sep 20, 20265,001-10,0004,149 contacts →

Exact match

“Allscripts is now Veradigm.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
4Exact matchCanton, MA, United StatesHQ recorded Sep 20, 20261,001-5,0003,418 contacts →

Exact match

“MEDITECH empowers healthcare organizations everywhere to expand their vision of what’s possible with Expanse, the world’s most intuitive and interoperable EHR.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
5Exact matchOverland Park, KS, United StatesHQ recorded Sep 20, 20261,001-5,0002,438 contacts →

Exact match

“Netsmart is an industry-leading healthcare technology organization dedicated to empowering providers to deliver value-based care to individuals and communities.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
6Exact matchOverland Park, KS, United StatesHQ recorded Sep 20, 20261,001-5,0002,017 contacts →

Exact match

“WellSky is one of America’s largest and most innovative healthcare technology companies leading the movement for intelligent, coordinated care.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
7Exact matchTampa, FL, United StatesHQ recorded Sep 20, 20261,001-5,0001,778 contacts →

Exact match

“Greenway Health is a leading health information technology company delivering enterprise-wide healthcare platform solutions that support clinical, financial, and patient…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
8Exact matchBoca Raton, FL, United StatesHQ recorded Sep 20, 20261,001-5,0001,760 contacts →

Exact match

“At ModMed, we empower medical practices to grow and scale by delivering better patient experiences with cloud, data and AI technologies.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
9Exact matchNew York, NY, United StatesHQ recorded Sep 20, 20261,001-5,0001,729 contacts →

Exact match

“Join CureMD – Innovating Healthcare, Empowering People At CureMD, we are at the forefront of healthcare innovation, driven by a passion for creating a better future.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
10Exact matchSomerset, NJ, United StatesHQ recorded Sep 20, 20261,001-5,0001,473 contacts →

Exact match

“CareCloud, Inc, formerly MTBC, is a leading healthcare technology company with a suite of unified, technology-enabled solutions for healthcare organizations, medical practices…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
11Exact matchNashville, TN, United StatesHQ recorded Sep 20, 20261,001-5,0001,147 contacts →

Exact match

“Qualifacts is the leading behavioral health technology partner, specializing in AI-powered electronic health record (EHR) software and data solutions.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
12Exact matchTeaneck, NJ, United StatesHQ recorded Sep 20, 202610001+968 contacts →

Exact match

“Cognizant (Nasdaq-100: CTSH) is one of the world's leading professional services companies, transforming clients' business, operating and technology models for the digital era.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
13Exact matchFranklin, TN, United StatesHQ recorded Sep 20, 2026501-1,000903 contacts →

Exact match

“Healthcare Management Systems, Inc.(HMS) is a Nashville-based healthcare company that develops, sells, and supports integrated clinical and financial hospital information systems…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
14Exact matchMobile, AL, United StatesHQ recorded Sep 20, 20261,001-5,000852 contacts →

Exact match

“CPSI is a leading provider of healthcare solutions and services for community hospitals, their clinics and post-acute care facilities.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
15Exact matchArlington, VA, United StatesHQ recorded Sep 20, 2026501-1,000706 contacts →

Exact match

“At Surescripts, we bring healthcare together to inform and accelerate decisions, helping keep patient care on track.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
16Exact matchSacramento, CA, United StatesHQ recorded Sep 20, 2026201-500700 contacts →

Exact match

“Empowering our clients with cutting edge technology to meet future healthcare needs today.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
17Exact matchAlpharetta, GA, United StatesHQ recorded Sep 20, 20265,001-10,000651 contacts →

Exact match

“HealthPort Technologies is now CIOX Health.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
18Exact matchClearwater, FL, United StatesHQ recorded Sep 20, 20261,001-5,000627 contacts →

Exact match

“SCC Soft Computer has been a leading laboratory information systems (LIS) vendor since 1979.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
19Exact matchCorona Del Mar, CA, United StatesHQ recorded Sep 20, 2026501-1,000622 contacts →

Exact match

“We are Tebra, the complete operating system for modern healthcare.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
20Exact matchTempe, AZ, United StatesHQ recorded Sep 20, 20261,001-5,000614 contacts →

Exact match

“Centauri Health Solutions aims to attract and retain the industry’s top talent as we continue to create and deliver the most flexible and innovative tools in the market.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
21Exact matchElmwood Park, NJ, United StatesHQ recorded Sep 20, 2026501-1,000585 contacts →

Exact match

“ELLKAY is a trusted enterprise data management partner, driving innovation and connectivity across the healthcare ecosystem.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
22Exact matchAddison, TX, United StatesHQ recorded Sep 20, 20261,001-5,000523 contacts →

Exact match

“HealthMark Group is a leading provider of digital health information management solutions for healthcare providers across the country.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
23Exact matchDallas, TX, United StatesHQ recorded Sep 20, 20261,001-5,000508 contacts →

Exact match

“Anthelio is now Atos.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
24Exact matchAustin, TX, United StatesHQ recorded Sep 20, 2026501-1,000477 contacts →

Exact match

“CompuGroup Medical is a leading provider of healthy solutions for healthy patients and healthy providers.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
25Exact matchOak Brook, IL, United StatesHQ recorded Sep 20, 2026201-500469 contacts →

Exact match

“Streamline understands people choose to work in behavioral health based on a deep desire to help others.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase

Showing 25 of 843 health information systems vendors based in the United States

See the full list, filter by size, metro and specialty, and access 29,620 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Health information systems vendors based in the United States at a glance

As of Sep 20, 2026
33.3%Verified-email coverage
105.5Average contacts per company
11-50Median size (employees)
3.2%Largest-city concentration · New York
Sep 20, 2026Page data refreshed

Companies by employee count

1-10
250
11-50
326
51-200
170
201-500
40
501-1,000
16
1,001-5,000
23
5,001-10,000
9
10001+
8

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 843 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 information systems vendors” 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 29,620 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 20, 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 information systems vendors”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many health information systems vendors are there based in the United States?

RevenueBase identified 843 company matches for health information systems vendors 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?

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

Which city has the most health information systems vendors?

New York leads with 27 company records, followed by Austin (18) and Atlanta (15).

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 29,620 professional contacts with verified work emails tracked across these 843 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 20, 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.