Company lists · Data refreshed November 2026

Top 25 Healthcare customer support centers worldwide

RevenueBase identified 857 company matches for healthcare customer support centers worldwide as of November 2026 and tracks 48,073 professional contacts across them, including 8,139 with verified work emails. The United States is the largest market and Lahore the largest hub.

This list covers company matches for healthcare customer support centers 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 6, 2026. Country and city lists for healthcare customer support centers 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 6, 2026 How this list was built
857Companies
48,073Contacts tracked
8,139Verified emails
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The 25 largest healthcare customer support centers worldwide

Ranked by team size
Top 25 of 857 company matches for healthcare customer support centers worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 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 matchNashville, TN, United StatesHQ recorded Nov 6, 202610001+6,280 contacts →

Exact match

“Parallon leverages extensive expertise across a broad portfolio of revenue cycle, contact center, and clinical and administrative shared services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchKolkata, IndiaHQ recorded Nov 6, 20261,001-5,0004,105 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchDallas, TX, United StatesHQ recorded Nov 6, 20261,001-5,0003,517 contacts →

Exact match

“Email: info@Telvista.com Telvista is a premier provider of contact solutions that drive customer loyalty and create competitive advantage for our clients.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchBerwyn, PA, United StatesHQ recorded Nov 6, 20265,001-10,0003,116 contacts →

Exact match

“Advanced Call Center Technologies, LLC (ACT) is a premier provider of domestic (USA), near shore and far shore outsourced call center services to the financial services, mortgage…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchSan Francisco, CA, United StatesHQ recorded Nov 6, 2026n/a2,072 contacts →

Exact match

“Human-Led, Tech-Powered Customer Service Liveops helps enterprise brands deliver flexible customer service that builds trust, strengthens loyalty, and adapts to changing demand.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchBoca Raton, United StatesHQ recorded Nov 6, 20265,001-10,0001,921 contacts →

Exact match

“Award-winning outsourcing partner with two decades of experience operating an exclusively nearshore strategy that delivers better performance, close to home, and at a lower cost.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchWilmington, DE, United StatesHQ recorded Nov 6, 20261,001-5,0001,647 contacts →

Exact match

“Phreesia was founded in 2005 to help patients take an active role in their care.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchNagpur, IndiaHQ recorded Nov 6, 20261,001-5,0001,632 contacts →

Exact match

“Rising cost of healthcare, increased adoption of technology, prevalence of quality- and performance-based reimbursement models, evolving physician-hospital -patient dynamics are…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchBethlehem, United StatesHQ recorded Nov 6, 20261,001-5,000811 contacts →

Exact match

“Sequential Tech is the trusted outsource partner of wireline/wireless telecommunication, broadband, cable/MSO, and satellite service providers.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchSanto Domingo, Dominican RepublicHQ recorded Nov 6, 2026501-1,000619 contacts →

Exact match

“CCD is now part of GeBBS Healthcare Solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchPrinceton, United StatesHQ recorded Nov 6, 2026501-1,000555 contacts →

Exact match

“QWay Technologies QWay is a global business outsourcing provider with a strong background of Revenue Cycle Management and providing customer support.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchSanto Domingo, Dominican RepublicHQ recorded Nov 6, 20265,001-10,000502 contacts →

Exact match

“In 2006, Advensus embarked on its journey in the Dominican Republic, initially known as Nearshore, with a modest 100 telemarketing positions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchAtlanta, GA, United StatesHQ recorded Nov 6, 2026201-500490 contacts →

Exact match

“Contact Center Services | Behavioral Health | Technology Pearl Interactive Network is a leader in delivering cutting-edge contact center, beneficiary support, and behavioral…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchCleveland, OH, United StatesHQ recorded Nov 6, 2026501-1,000458 contacts →

Exact match

“RelateCare is a patient engagement solutions organization that specializes in patient access and clinical communication solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchSacramento, UT, United StatesHQ recorded Nov 6, 20261,001-5,000445 contacts →

Exact match

“Sutter Shared Services provides health management and administrative services to physician groups and health systems across the nation.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchCairo, EgyptHQ recorded Nov 6, 20261,001-5,000443 contacts →

Exact match

“Proper Business solutions is offering a comprehensive suite of customer care call center services, outbound and lead generation, back-office and data processing solutions to…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchBloomington, MN, United StatesHQ recorded Nov 6, 20261,001-5,000398 contacts →

Exact match

“For over 35 years, The Connection has made a name for ourselves becoming one of the top industry partners to Fortune 500 companies looking to outsource their contact center…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchHyderabad, IndiaHQ recorded Nov 6, 2026501-1,000338 contacts →

Exact match

“Anion is an ISO 27001:2013 and HIPAA compliant organization operating in the field of Healthcare Services, providing Back Office data processing (BPO) for Providers/Physicians…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchDelray Beach, FL, United StatesHQ recorded Nov 6, 2026501-1,000309 contacts →

Exact match

“Call 4 Health is a leading medical call center and nurse triage service with a genuine understanding of the patient’s perspective.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchDurban, South AfricaHQ recorded Nov 6, 20261,001-5,000295 contacts →

Exact match

“Response provides smart outsourcing solutions that combine high-performing talent, operational excellence, scalable talent, and technology-enabled service delivery.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchSalt Lake City, UT, United StatesHQ recorded Nov 6, 2026201-500281 contacts →

Exact match

“We believe that a good life starts with wellness.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchPiscataway, United StatesHQ recorded Nov 6, 2026501-1,000265 contacts →

Exact match

“Staffingly, Inc.| 🤝 Your Partner in Healthcare Outsourcing We specialize in healthcare outsourcing services to address staff shortages and revenue losses.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchParsipany, United StatesHQ recorded Nov 6, 2026201-500220 contacts →

Exact match

“Ceequence is an ISO 27001 company that operates a 250-seat call center in Chennai, India, with state-of-the-art technology and experienced customer service professionals for…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchThane, IndiaHQ recorded Nov 6, 202651-200201 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchSantiago De Chile, ChileHQ recorded Nov 6, 2026501-1,000197 contacts →

Exact match

“Somos un Contact Center especializado en salud, protección y bienestar de las personas, atendido por personal administrativos especializado, médicos, enfermeras, psicólogos, Tens…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 857 healthcare customer support centers worldwide

See the full list, filter by size, metro and specialty, and access 8,139 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Healthcare customer support centers worldwide at a glance

As of Nov 6, 2026
16.9%Verified-email coverage
56.1Average contacts per company
11-50Median size (employees)
1.4%Largest-city concentration · Lahore
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
218
11-50
275
51-200
215
201-500
68
501-1,000
34
1,001-5,000
30
5,001-10,000
4
10001+
4

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 healthcare customer support centers are linked below.
What qualifies
Company records worldwide whose business descriptions match “healthcare customer support centers” 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 8,139 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 6, 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.

Healthcare customer support centers by location

3 lists · largest first

Every Healthcare customer support centers list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

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 “healthcare customer support centers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many healthcare customer support centers are there worldwide?

RevenueBase identified 857 company matches for healthcare customer support centers 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?

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

Which country has the most healthcare customer support centers?

The United States leads with 265 companies, followed by India (49) and Germany (31). Every healthcare customer support centers list by country and city is linked on this page.

Which city has the most healthcare customer support centers?

Lahore leads with 12 company records, followed by Karachi (11) and London (11).

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 8,139 professional contacts with verified work emails tracked across these 857 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 6, 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.