~150,000
Providers on eClinicalWorks
Source: eClinicalWorks corporate disclosure, 2026
TL;DR
Key Takeaways
- eClinicalWorks is one of the largest US ambulatory EHR vendors with approximately 150,000 providers across 100,000+ practices.
- BizzContacts maintains 4,800+ verified eClinicalWorks records with 99% accuracy and 97.7% inbox deliverability.
- FQHCs are the densest eCW vertical with strong UDS reporting and HRSA-aligned features.
- Small to mid-size ambulatory groups (2-50 providers) form the densest non-FQHC cohort.
- The Practice Administrator is the highest-conversion outbound entry point.
- United States accounts for approximately 98% of deployments; eClinicalWorks is purpose-built for US ambulatory.
By the numbers
eClinicalWorks Install Base by the Numbers
Quotable statistics on the eClinicalWorks install base, sourced from eClinicalWorks corporate disclosures, KLAS Research, and BizzContacts proprietary verification.
100,000+
Ambulatory practices on eClinicalWorks
Source: eClinicalWorks corporate disclosure, 2026
4,800+
Verified BizzContacts eClinicalWorks records
Source: BizzContacts Q1 2026 audit
150M+
Patient lives in eCW Population Health Suite
Source: eClinicalWorks Population Health disclosure, 2026
~98%
Share of eClinicalWorks deployments in the United States
Source: BizzContacts geographic analysis
97.7%
Inbox deliverability on BizzContacts eCW list
Source: Third-party audit, Q1 2026
Under 2.7%
Bounce rate, 30-day replacement guarantee
Source: BizzContacts SLA, 2026
4.9x
Reply rate vs generic healthcare CIO list
Source: BizzContacts customer benchmark, 2026
What is it
What Is the eClinicalWorks Customers List?
The eClinicalWorks customers list is a verified, regularly refreshed database of independent ambulatory practices, multi-specialty groups, FQHCs, behavioral health practices, urgent care centers, and specialty ambulatory groups running eClinicalWorks products in production, with named Practice Administrator, Medical Director, Practice CIO, and Director of Operations decision-makers at each account. Every record on the BizzContacts eClinicalWorks list is tagged with the specific eCW products in production (V12 EHR, eCW Practice Management, eCW Revenue Cycle Management Services, Healow patient portal, Population Health Suite, Scribe AI, eClinicalMobile, eBO Reporting), the practice firmographics, FQHC status, and specialty mix.
The list feeds outbound prospecting for ambient AI documentation alternatives, patient engagement extensions beyond Healow, revenue cycle augmentation, population health overlays for FQHCs and ACOs, specialty workflow ISVs, telehealth, competing ambulatory EHR platforms (athenahealth, Veradigm, NextGen, AdvancedMD, Greenway, Practice Fusion), and adjacent enterprise vendors. Records ship with practice firmographics, named decision-makers, and audit-trail metadata.
A row is never just an email address. Behind every named contact sits the practice they run it for: business name, job title, specialty and industry, company size, employee count, revenue band, provider count, location, and ZIP code, alongside the verified business email and phone number. That combination is what lets one file carry an email sequence, a calling list, and a direct mail drop without you buying the same practices twice.
Custom list
Customized eClinicalWorks Customers List to Gain Real Success for Your Business
We provide a customized eClinicalWorks users email database that resonates with your ideal customer profile rather than a broad healthcare file you have to clean before use. You choose from 80+ data fields to tailor the list to your business and marketing requirements.
On this base, specialty, practice size, and FQHC status carry most of the targeting weight. An ambient AI documentation vendor wants high-volume primary care and specialty groups; a population health platform wants FQHCs and ACO participants; a revenue cycle vendor wants practices without eCW RCM Services already in place. The same source data, cut three completely different ways.
Get our customized eClinicalWorks contact list and every record is verified against current sources before delivery, typically within 2 to 3 business days. The key data attributes present in our list of eClinicalWorks users are:
Sample contacts
Sample eClinicalWorks Decision-Maker Contacts
A scrolling preview of the kinds of decision-makers on the eClinicalWorks customers list, the IT, data, and line-of-business leaders at companies running eClinicalWorks.
Illustrative preview records with masked emails, not real individuals. Every delivered eClinicalWorks record is corporate-directory verified and ships unmasked.
02Top customers
What Companies are Using eClinicalWorks?
List of Companies That Use eClinicalWorks:
Campaign reach
Segmented eClinicalWorks Customers List for Hyper-Personalized B2B Targeting
Engaging niche-specific audiences with a generic email list is like casting a wider net to catch one particular fish. You reach more inboxes and convert fewer of them, and in healthcare the mismatch is worse than most: a 4-provider pediatric practice and a 60-site FQHC network share a platform and almost nothing else.
A well-segmented eClinicalWorks customers list lets you personalise and deliver messages that fit the professional goals of the clinicians and administrators you are writing to, whether that is documentation burden, no-show rates, denials, or UDS reporting. Relevance is what produces positive results in B2B targeting, and relevance comes from segmentation rather than volume.
Working from verified records of the companies that use eClinicalWorks, you can maximise the responses and engagement rates on a profit-driven campaign, because every send is aimed at a practice you already know runs the platform your product extends, replaces, or plugs into.
03Definition
Why an eClinicalWorks Customer List Matters in 2026
Scribe AI ambient documentation, the continued expansion of Healow as the consumer-facing patient app, and the price-competitive positioning of eClinicalWorks against athenahealth and Veradigm at the independent practice tier are reshaping the adjacent practice tech stack at eCW customer accounts in 2026. AI documentation, AI prior authorisation, patient engagement evolution, population health for FQHCs and ACOs, and specialty workflow extensions are the highest-velocity adjacent buying categories.
eClinicalWorks's bundled coverage is strong on core ambulatory workflow but customer experience varies. Healow patient portal competes with specialist patient experience platforms (Phreesia, Luma Health, Relatient, Notable). V12 EHR specialty depth varies sharply by specialty (strong in primary care, FQHC, behavioral health; lighter in orthopedic, oncology, ophthalmology). These depth gaps are where specialist vendors regularly win at eCW customer accounts.
BizzContacts isolates the eClinicalWorks install base as a separately filterable cohort so vendors can run focused outbound into Practice Administrators, Medical Directors, and Practice CIOs at independent and mid-tier ambulatory practices without diluting their TAM with athenahealth, Veradigm, or hospital-anchored EHR targets.
04Adoption
Practices and Health Networks Running eClinicalWorks
eClinicalWorks concentrates in independent primary care, multi-specialty groups, FQHCs, behavioral health, urgent care, and specialty ambulatory practices across the United States. The platform's price-competitive positioning versus athenahealth and Veradigm makes it particularly attractive to FQHCs (where HRSA pricing constraints favour lower-cost EHRs), independent multi-specialty groups, and growing primary care practices.
Customer skew is small to mid-sized ambulatory groups (1 to 250 providers) and FQHCs (where eClinicalWorks holds substantial market share alongside Athenahealth and NextGen). Multi-location practices represent a significant proportion of the customer base, with eCW supporting multi-clinic workflows particularly well for groups expanding across multiple states or regions.
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05Adoption
eClinicalWorks Adoption by Healthcare Segment
eClinicalWorks concentrates in FQHCs, primary care, multi-specialty groups, and behavioral health with cost-effective positioning at independent practices.
A visual read of the adoption table above — longer bars mark the industries with the highest share of companies running eClinicalWorks.
Federally Qualified Health Centers (FQHCs)
Very High
Independent Multi-specialty Groups
Very High
Primary Care Practices
Very High
Community Health Centers
Very High
Behavioral Health Groups
Very High
Urgent Care Centers
High
Pediatric Practices
High
OB-GYN and Women's Health
High
Internal Medicine and Geriatrics
High
Cardiology and Pulmonology
High
Endocrinology and Diabetes
High
Pain Management
High
Sleep Medicine
High
Tribal Health (IHS-affiliated)
High
Mobile and Concierge Practices
Moderate
FQHCs are the densest eClinicalWorks vertical, with eCW competing head-to-head with NextGen and athenahealth for FQHC market share through pricing and UDS reporting depth.
Independent multi-specialty groups (10-250 providers) form the second-largest eCW cohort and the highest-velocity adjacent-vendor buying segment.
Behavioral health adoption is strong because of eCW's behavioral health content depth and competitive pricing for groups.
Scribe AI rollout through 2026 is the dominant AI documentation initiative at eCW customer accounts, with eCW Scribe AI competing against third-party ambient AI vendors (Suki, Abridge, DeepScribe).
06Geo coverage
eClinicalWorks Adoption by Country
eClinicalWorks is predominantly a US-focused ambulatory EHR with limited international footprint.
The United States accounts for approximately 98% of eClinicalWorks deployments. The platform is purpose-built for US ambulatory billing, regulatory, and clinical workflow.
International expansion is not a strategic priority. eClinicalWorks operates substantial back-office delivery operations outside the US to support US customers, but customer deployments are predominantly US-based.
07US footprint
eClinicalWorks Customers by US State
US eClinicalWorks deployments span all 50 states with concentration in states with dense independent practice and FQHC populations.
California hosts the densest US eClinicalWorks FQHC cluster anchored by AltaMed Health Services (the largest US FQHC by patient count) plus Family Health Centers of San Diego, La Maestra, and dozens of smaller FQHCs.
Illinois Chicago hosts a dense FQHC eClinicalWorks cluster (Heartland Health Centers, Erie Family Health, PrimeCare Community Health, others).
New Mexico has unusually high eCW density relative to population, driven by FQHC adoption and tribal health programs.
Massachusetts eCW HQ proximity and the Greater Lawrence Family Health Center anchor a substantial New England cluster.
08Segmentation
eClinicalWorks Customer Size Distribution
eClinicalWorks covers solo through enterprise multi-specialty groups with strongest density in small to mid-sized practices.
A visual read of the size-distribution table above — longer bars mark the company-size bands with the highest share of companies running eClinicalWorks.
Solo practice (1 provider)
11%
Small group (2-10 providers)
26%
Mid-size group (11-50 providers)
28%
Large group (51-250 providers)
18%
Enterprise group (251-1,000 providers)
10%
Mega network (1,000+ providers)
7%
Small and mid-size ambulatory groups (2-50 providers) form the densest eClinicalWorks cohort and the highest-velocity outbound segment for adjacent vendors. Large multi-specialty groups represent disproportionate adjacent-vendor spend.
09Buyer titles
Decision-Makers at eClinicalWorks Customer Accounts
eClinicalWorks buying decisions cluster around Practice Administrator (ambulatory groups), Medical Director, Practice CIO (larger groups), and Director of Operations.
The Practice Administrator is the highest-conversion outbound entry point at eClinicalWorks customer accounts. Medical Director works for clinical AI and workflow conversations. FQHC and large network accounts also surface CEO and Director of Population Health as decision-makers for population health, value-based care, and UDS reporting tools.
Reach these eClinicalWorks decision-makers this week.
Verified eClinicalWorks customer contacts with named CIO, ERP Manager, CFO, and procurement titles. 97.4% inbox deliverability.
10Tech stack
Technology Ecosystem Around eClinicalWorks Customers
eClinicalWorks customers run a predictable adjacent stack of ambulatory practice tools, AI documentation alternatives, patient engagement, revenue cycle augmentation, and population health overlays.
Compared
eClinicalWorks vs athenahealth vs Veradigm vs NextGen vs AdvancedMD
The five largest ambulatory EHR platforms compared by provider count, primary footprint, and BizzContacts coverage.
eClinicalWorks competes on price and FQHC strength. athenahealth leads on cloud-native delivery and integrated RCM. Veradigm has multi-specialty depth. NextGen wins specialty workflows. AdvancedMD targets smaller practices.
11Benefits
Why Outbound Teams Use the eClinicalWorks Customers List
Sell into FQHC and independent ambulatory cohorts
eClinicalWorks customers are the FQHC and price-competitive alternative to athenahealth and Veradigm. Different pain points, different buying patterns, different price elasticity.
Pitch ambient AI alternatives to eCW Scribe AI
Suki, Abridge, DeepScribe, Augmedix compete against eCW's native Scribe AI for ambulatory ambient documentation.
Position population health for FQHCs and ACOs
FQHC and ACO eClinicalWorks customers run HEDIS, UDS, MIPS, and value-based care contracts requiring population health overlays.
Reach Practice Administrators directly at FQHCs
Practice Administrator and CEO at FQHC accounts are uniquely accessible through BizzContacts FQHC tagging.
Pitch patient engagement extensions beyond Healow
Phreesia, Luma Health, Notable, Relatient target eCW customers extending patient experience.
Event marketing for the eClinicalWorks National Conference
Drive event registrations and partner-pavilion meetings around the annual eCW National Conference in Nashville.
Who buys this list
Which Businesses Can Use the eClinicalWorks Customers List
eClinicalWorks sits at the centre of FQHC and independent ambulatory operations. The buyers below are the most common purchasers of the BizzContacts eClinicalWorks customers list.
01
Ambient AI clinical documentation vendors
Suki, Abridge, DeepScribe, Augmedix, Nuance DAX target eClinicalWorks practices considering alternatives to eCW Scribe AI.
Use case: Ambient scribing for primary care and multi-specialty, FQHC physician burnout reduction.
02
Population health and FQHC compliance vendors
Innovaccer, Arcadia, HealthEC, Azara, Forward Health Group target eClinicalWorks FQHC customers and ACO-participating practices.
Use case: UDS reporting, HEDIS, MIPS, value-based care contract management, population health for FQHCs and ACOs.
03
Patient engagement and digital front door
Phreesia, Luma Health, Notable, Relatient, Solv target eClinicalWorks customers extending patient experience beyond Healow.
Use case: Patient intake, scheduling, payment, digital front door, asynchronous communication.
04
Competing ambulatory EHR platforms
athenahealth, Veradigm, NextGen, AdvancedMD, Greenway, Practice Fusion use the list for displacement campaigns at eClinicalWorks-running practices.
Use case: eCW displacement, cloud-native alternatives, pricing-led repositioning.
05
Revenue cycle augmentation
R1 RCM, Janus Health, Aspirion target eClinicalWorks customers augmenting eCW PM and RCM Services.
Use case: Prior auth automation, denials management, AR follow-up, collections optimisation.
06
Behavioral health workflow ISVs
SimplePractice, TherapyNotes, Behavior Health EHR vendors target eClinicalWorks behavioral health customers.
Use case: Behavioral health workflow, measurement-based care, group therapy, treatment plan management.
07
Specialty workflow ISVs
Specialty-specific vendors (pain management, cardiology, sleep medicine, endocrinology) target eClinicalWorks specialty groups.
Use case: Specialty-specific workflow, DEA controlled substance management, sleep study integration, endocrine workflow.
08
Telehealth and virtual care
Doxy.me, SimplePractice, Mend, Amwell target eClinicalWorks practices integrating virtual care.
Use case: Virtual care integration, telehealth visit documentation, remote patient monitoring, asynchronous visits.
If your product or service touches FQHC operations, ambulatory practice workflow, AI documentation, patient engagement, revenue cycle, population health, specialty workflow, or telehealth at an eClinicalWorks-running practice, the BizzContacts eClinicalWorks list is the most direct path to qualified Practice Administrator, Medical Director, and clinical operations decision-makers.
12Buyer use cases
Why Businesses Purchase the eClinicalWorks Email List
FQHC and ACO segmentation
Federally Qualified Health Centers and ACO-participating risk-bearing practices tagged separately for specialised outbound.
Product-level filtering
Filter by V12 EHR, PM, RCM Services, Healow, Population Health Suite, Scribe AI, eClinicalMobile, eBO Reporting.
Specialty mix filtering
Filter by primary care, multi-specialty, pediatric, behavioral health, OB-GYN, urgent care, FQHC, internal medicine.
Higher reply rates than generic healthcare lists
BizzContacts eClinicalWorks records benchmark at 4.9x the reply rate of generic healthcare CIO lists for ambulatory vendors.
Multi-location practice tagging
Practices with 5+ locations tagged separately for enterprise outbound.
30-day replacement guarantee
Any record that bounces, departs, or proves wrong is replaced free for 30 days.
13Data dictionary
What Every eClinicalWorks Record Includes
Every record on the BizzContacts eClinicalWorks customers list ships with the following fields.
14Trust signals
Why BizzContacts for eClinicalWorks Intelligence
Product-level eClinicalWorks tagging
Every record tagged with specific eCW products in production.
FQHC specialisation
Federally Qualified Health Centers tagged separately with HRSA grant tier where disclosed.
Practice Administrator precision
Data resolves to the day-to-day Practice Administrator decision-maker, plus Medical Director and Director of Operations.
Hand-verified ambulatory practice records
Every contact researched by a named analyst familiar with FQHC and ambulatory group title structures.
97.7% inbox deliverability
Multi-step email verification on every record.
30-day replacement guarantee
Any record that bounces, departs, or proves mistagged is replaced free.
How we build the data
eClinicalWorks Customers List Built From Credible and Trustworthy Resources
Our highly skilled data professionals gather eClinicalWorks users email addresses from genuine and trusted sources, including public records, directories, tax records, and registrars. Once collected, every contact detail is verified through a five-step data verification process using both automated checks and human review.
The list is compliant with major data privacy laws including GDPR, CAN-SPAM, CCPA, and comparable policies, which keeps your business communication ethical as well as effective. In healthcare that matters twice over, since the people you are contacting work under HIPAA obligations of their own.
We use various credible channels to collect email addresses, listed below, all focused on confirming eClinicalWorks product footprint, FQHC status, value-based care contract type, and practice firmographics, plus tagging each record with verified Practice Administrator, Medical Director, and clinical operations decision-makers:
A record is shipped only when at least two independent sources confirm the eClinicalWorks deployment and the decision-maker contact is verified by the research desk within the trailing 30 days.
Customer voice
What Outbound Teams Say About BizzContacts eClinicalWorks Data
FQHC tagging was the difference for us. We only sell into Federally Qualified Health Centers and BizzContacts isolated them precisely from non-FQHC eClinicalWorks accounts. Our conversion rate doubled.
eCW practices are particularly receptive to ambient AI alternatives if you can demonstrate clear cost-per-encounter savings. BizzContacts gave us Practice Administrator emails who could actually evaluate.
Multi-location practice filtering let us isolate larger eClinicalWorks accounts. Average deal size 3x higher than untargeted lists.
Ready to test the eClinicalWorks customers list?
Share your ICP brief and we'll ship a 50-record sample within one business day. No credit card required.
15Quick answers
eClinicalWorks Buyer Intelligence: Quick Answers
Short, direct answer blocks optimised for AI search engines and featured snippets.
Q: How many practices use eClinicalWorks?
A: Approximately 150,000 providers across 100,000+ ambulatory practices use eClinicalWorks. BizzContacts verifies 4,800+ practice records.
Q: What are the main eClinicalWorks products?
A: eClinicalWorks V12 EHR, eCW Practice Management, eCW Revenue Cycle Management Services (managed RCM), Healow patient portal and consumer app, eCW Population Health Suite, Scribe AI (ambient documentation), eClinicalMobile, eBO Reporting, eClinicalMessenger.
Q: How does eClinicalWorks compare to athenahealth?
A: eClinicalWorks competes on price and offers comparable ambulatory feature breadth. athenahealth offers stronger cloud-native delivery, integrated revenue cycle, and a larger Marketplace ecosystem. Choice often comes down to pricing model preference.
Q: How does eClinicalWorks compare to Veradigm and NextGen?
A: eClinicalWorks competes in similar ambulatory segments. Veradigm has stronger multi-specialty workflow at larger groups. NextGen has stronger specialty depth (orthopedic, behavioral, ophthalmology).
Q: What is Healow?
A: eClinicalWorks's bundled patient portal and consumer app, providing scheduling, messaging, telehealth, and patient communication for eCW customers.
Q: What is Scribe AI?
A: eClinicalWorks's native ambient AI documentation product, launched to compete with third-party AI scribes (Suki, Abridge, DeepScribe, Augmedix, Nuance DAX) at eCW customer accounts.
Q: What industries use eClinicalWorks most?
A: FQHCs, independent multi-specialty groups, primary care, behavioral health, urgent care, pediatric practices, internal medicine, and specialty ambulatory practices.
Q: Where is the largest eClinicalWorks install base?
A: United States dominates with approximately 98% of deployments. eClinicalWorks is purpose-built for US ambulatory billing and regulatory workflow.
Q: How accurate is the BizzContacts eClinicalWorks customers list?
A: 99% record-accuracy SLA, 97.7% inbox deliverability, 30-day replacement guarantee.
Q: Can I filter the list by eClinicalWorks product?
A: Yes, by V12 EHR, PM, RCM Services, Healow, Population Health Suite, Scribe AI, eClinicalMobile, eBO Reporting.
Q: Can I filter by FQHC status and HRSA grant tier?
A: Yes, FQHCs are tagged separately with grant tier disclosed where publicly available.
Q: Can I filter by specialty mix and practice type?
A: Yes, by primary care, multi-specialty, FQHC, behavioral health, pediatric, OB-GYN, urgent care, specialty.
Q: How often is the list refreshed?
A: Weekly re-verification, 30-day decision-maker validation cycle.
Q: Are Practice Administrators included?
A: Yes, Practice Administrator is the most common title on the BizzContacts eClinicalWorks list, alongside Medical Director and CEO (FQHC accounts).
Q: Is the list HIPAA-aware?
A: Yes, all records contain professional contact data only (no PHI). The list is GDPR, CCPA, CAN-SPAM, and CASL compliant.
16Search insights
People Also Ask About eClinicalWorks Customers
17FAQ
eClinicalWorks Customers List FAQs
Why act now
eClinicalWorks Users Email Database for Seamless B2B Lead Prospecting
The eClinicalWorks users email database is an excellent resource for B2B marketers, EHR software providers, technology sellers, healthcare service companies, and anyone running lead generation into the ambulatory market.
With a top-quality eClinicalWorks contact list, a business like yours can boost lead volume, optimise conversion rates, raise visibility with the practices that matter, and multiply company ROI, all without the wasted spend that comes from pitching the wrong practice size or the wrong specialty.
Put the list to work and accelerate your sales pipeline with responsive leads. Every record names a decision-maker, tags the eCW products in production, and carries the practice profile your team needs to open a credible first conversation.
18Full technology index
Every Technology Users Database Inside BizzContacts
Browse every install-base and technographic database BizzContacts maintains. Every link below points to a live BizzContacts landing page with verified customer records, decision-maker contacts, and buyer-center intel for that platform, updated on a continuous verification cycle.
139 technology users databases covered. Every entry links to a verified install-base landing page with buyer contacts.