Company lists · Data refreshed September 2026
Top 25 Health information systems vendors worldwide
RevenueBase identified 3,034 health information systems vendors worldwide as of September 2026 and tracks 148,418 professional contacts across them, including 49,688 with verified work emails. The United States is the largest market and Bangalore the largest hub.
This list covers health information systems vendors worldwide, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 20, 2026. Country and city lists for health information systems vendors follow the table.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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.
The 25 largest health information systems vendors worldwide
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 8,486 contacts → | ||||
Partial evidence “athenahealth strives to cure complexity and simplify the practice of healthcare.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 2 | 5,339 contacts → | ||||
Partial evidence “Dedalus Group is the leading healthcare and diagnostic software provider in Europe, supporting globally the digital transformation of 7500 Healthcare Organisations and 5700 Labs…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 3 | 5,260 contacts → | ||||
Partial evidence “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…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 4 | 4,149 contacts → | ||||
Indirect evidence “Allscripts is now Veradigm.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 5 | 3,418 contacts → | ||||
Partial evidence “MEDITECH empowers healthcare organizations everywhere to expand their vision of what’s possible with Expanse, the world’s most intuitive and interoperable EHR.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 6 | 2,872 contacts → | ||||
Partial evidence “Healthcare IT should work for clinicians, not against them.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 7 | 2,438 contacts → | ||||
Partial evidence “Netsmart is an industry-leading healthcare technology organization dedicated to empowering providers to deliver value-based care to individuals and communities.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 8 | 2,017 contacts → | ||||
Partial evidence “WellSky is one of America’s largest and most innovative healthcare technology companies leading the movement for intelligent, coordinated care.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 9 | 1,937 contacts → | ||||
Partial evidence “A MV é uma healthtech brasileira com atuação multinacional e líder em soluções digitais para a gestão da saúde na América Latina.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 10 | 1,778 contacts → | ||||
Strong evidence “Greenway Health is a leading health information technology company delivering enterprise-wide healthcare platform solutions that support clinical, financial, and patient…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 11 | 1,760 contacts → | ||||
Indirect evidence “At ModMed, we empower medical practices to grow and scale by delivering better patient experiences with cloud, data and AI technologies.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 12 | 1,729 contacts → | ||||
Partial evidence “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.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 13 | 1,473 contacts → | ||||
Partial evidence “CareCloud, Inc, formerly MTBC, is a leading healthcare technology company with a suite of unified, technology-enabled solutions for healthcare organizations, medical practices…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 14 | 1,147 contacts → | ||||
Partial evidence “Qualifacts is the leading behavioral health technology partner, specializing in AI-powered electronic health record (EHR) software and data solutions.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 15 | 1,049 contacts → | ||||
Partial evidence “CompuGroup Medical is one of the leading e-health companies in the world.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 16 | 968 contacts → | ||||
Indirect evidence “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.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 17 | 903 contacts → | ||||
Strong evidence “Healthcare Management Systems, Inc.(HMS) is a Nashville-based healthcare company that develops, sells, and supports integrated clinical and financial hospital information systems…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 18 | 887 contacts → | ||||
Partial evidence “Better care together ChipSoft develops cutting-edge software that supports healthcare professionals –from medical specialists to admin and executives- in providing the best…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 19 | 868 contacts → | ||||
Partial evidence “We’re the UK leader in clinical IT systems for joined-up patient care.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 20 | 852 contacts → | ||||
Partial evidence “CPSI is a leading provider of healthcare solutions and services for community hospitals, their clinics and post-acute care facilities.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 21 | 762 contacts → | ||||
Partial evidence “At Telstra Health, we work to improve lives through digitally-enabled care for our community.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 22 | 706 contacts → | ||||
Partial evidence “At Surescripts, we bring healthcare together to inform and accelerate decisions, helping keep patient care on track.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 23 | 700 contacts → | ||||
Partial evidence “Empowering our clients with cutting edge technology to meet future healthcare needs today.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 24 | 655 contacts → | ||||
Partial evidence “Cambio | Enable tomorrow's health and care today Tomorrow’s health and social care is seamlessly connected, patient-centered, and data-driven.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 25 | 651 contacts → | ||||
Partial evidence “HealthPort Technologies is now CIOX Health.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
RevenueBase Smart Search
RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: health information systems vendors. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.
- Strong evidence
- The company's own public description of its business names health information systems vendors.
- Partial evidence
- Its own public description names part of health information systems vendors, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name health information systems vendors. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.
RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.
Showing 25 of 3,034 health information systems vendors worldwide
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Health information systems vendors worldwide at a glance
As of Sep 20, 2026Companies by employee count
Email recency is reported on each country list linked below.
How this list was built
Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among health information systems vendors, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
- Coverage
- Every country. Country and city lists for health information systems vendors are linked below.
- What qualifies
- Companies worldwide whose own description of what they do matches “health information systems vendors”. Matching reads each company's description, not its industry code or its name.
- RevenueBase Smart Search
- RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names health information systems vendors), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
- What we exclude
- Companies whose own description does not clearly place them among health information systems vendors, and records with no verified work email.
- Match quality
- In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
- 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 listed company carries at least one verified work email, 49,688 across the full list. 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.
- Corrections
- Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.
Health information systems vendors by location
15 lists · largest firstEvery Health information systems vendors list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Health information systems vendors based in the United States843
- Health information systems vendors based in India303
- Health information systems vendors based in Brazil117
- Health information systems vendors based in the United Kingdom104
- Health information systems vendors based in Canada90
- Health information systems vendors based in Germany70
- Health information systems vendors based in France59
- Health information systems vendors based in Australia52
- Health information systems vendors based in Italy47
- Health information systems vendors based in the Netherlands45
- Health information systems vendors based in Türkiye40
- Health information systems vendors based in Indonesia39
- Health information systems vendors based in Spain31
Cities
Frequently asked
What is RevenueBase Smart Search?
RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names health information systems vendors, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.
How many health information systems vendors are there worldwide?
RevenueBase identified 3,034 health information systems vendors worldwide as of September 2026, matched on each company's own description of what it does rather than its industry code.
What is the largest company on this list?
Athenahealth, headquartered in Boston, tops this list with the largest team on record.
Which country has the most health information systems vendors?
The United States leads with 843 companies, followed by India (303) and Brazil (117). Every health information systems vendors list by country and city is linked on this page.
Which city has the most health information systems vendors?
Bangalore leads with 30 headquartered companies, followed by Hyderabad (29) and Pune (27).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 49,688 verified decision-maker contacts tracked across these 3,034 companies.
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 Smart Search, 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.