Company lists · Data refreshed October 2026

Top 25 Healthcare call centers worldwide

RevenueBase identified 1,020 company matches for healthcare call centers worldwide as of October 2026 and tracks 36,326 professional contacts across them, including 5,932 with verified work emails. The United States is the largest market and Rawalpindi the largest hub.

This list covers company matches for healthcare call 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 October 1, 2026. Country and city lists for healthcare call 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 Oct 1, 2026 How this list was built
1,020Companies
36,326Contacts tracked
5,932Verified emails
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The 25 largest healthcare call centers worldwide

Ranked by team size
Top 25 of 1,020 company matches for healthcare call centers worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 1, 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 Oct 1, 202610001+5,984 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 · Oct 1, 2026 · View company records in RevenueBase
2Exact matchKolkata, IndiaHQ recorded Oct 1, 20261,001-5,0003,346 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
3Exact matchBerwyn, PA, United StatesHQ recorded Oct 1, 20265,001-10,0002,774 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 · Oct 1, 2026 · View company records in RevenueBase
4Exact matchYardley, PA, United StatesHQ recorded Oct 1, 20261,001-5,000613 contacts →

Exact match

“Touchpoint Solutions (Touchpoint) designs and implements customized healthcare sales, service, and communications teams.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
5Exact matchSanto Domingo, Dominican RepublicHQ recorded Oct 1, 2026501-1,000555 contacts →

Exact match

“CCD is now part of GeBBS Healthcare Solutions.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
6Exact matchSalisbury, NC, United StatesHQ recorded Oct 1, 2026501-1,000542 contacts →

Exact match

“We are customer service experts.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
7Exact matchSão Paulo, BrazilHQ recorded Oct 1, 2026201-500474 contacts →

Exact match

“A HOME AGENT S.A.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
8Exact matchAtlanta, GA, United StatesHQ recorded Oct 1, 2026201-500467 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 · Oct 1, 2026 · View company records in RevenueBase
9Exact matchSanto Domingo, Dominican RepublicHQ recorded Oct 1, 20265,001-10,000459 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 · Oct 1, 2026 · View company records in RevenueBase
10Exact matchCairo, EgyptHQ recorded Oct 1, 20261,001-5,000447 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 · Oct 1, 2026 · View company records in RevenueBase
11Exact matchCleveland, OH, United StatesHQ recorded Oct 1, 2026501-1,000442 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 · Oct 1, 2026 · View company records in RevenueBase
12Exact matchBloomington, MN, United StatesHQ recorded Oct 1, 20261,001-5,000354 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 · Oct 1, 2026 · View company records in RevenueBase
13Exact matchIowa City, United StatesHQ recorded Oct 1, 20261,001-5,000346 contacts →

Exact match

“As a distinguished global leader in call center outsourcing, OnBrand24 takes pride in its 30-year legacy of delivering exceptional inbound and outbound call center services across…”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
14Exact matchTunis, TunisiaHQ recorded Oct 1, 2026501-1,000338 contacts →

Exact match

“With more than 900 employees, PhoneAct is an ISO 9001/2008 certified offshore call center service provider.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
15Exact matchSheffield, United KingdomHQ recorded Oct 1, 2026501-1,000327 contacts →

Exact match

“Skilled talent, proven processes and leading technology.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
16Exact matchSão Paulo, BrazilHQ recorded Oct 1, 2026201-500314 contacts →

Exact match

“SOLUÇÕES EM HEALTHCARE PARA O SEU NEGÓCIO Somos especialistas no mercado healthcare.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
17Exact matchSacramento, CA, United StatesHQ recorded Oct 1, 2026201-500307 contacts →

Exact match

“TeleDirect provides 24/7 U.S-based call center and answering services for organizations that cannot afford to miss important calls.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
18Exact matchDelray Beach, FL, United StatesHQ recorded Oct 1, 2026501-1,000282 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 · Oct 1, 2026 · View company records in RevenueBase
19Exact matchJakarta Timur, IndonesiaHQ recorded Oct 1, 2026n/a277 contacts →

Exact match

“PT Cakra Radha Mustika (CRM) focuses on omni-channel healthcare customer relationship management, from lead generation to consumer loyalty-building.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
20Exact matchMontréal, QC, CanadaHQ recorded Oct 1, 2026201-500246 contacts →

Exact match

“Since 1995, VOXDATA has been supplying outsourced call centre services, 24 hours a day, seven days a week, to meet all frontline customer relations needs.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
21Exact matchDubai, United Arab EmiratesHQ recorded Oct 1, 202651-200241 contacts →

Exact match

“An on-demand one-stop-care destination for healthy, acute, and chronic members - anytime, anywhere.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
22Exact matchSantiago De Chile, ChileHQ recorded Oct 1, 2026501-1,000240 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 · Oct 1, 2026 · View company records in RevenueBase
23Exact matchDurban, South AfricaHQ recorded Oct 1, 20261,001-5,000239 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 · Oct 1, 2026 · View company records in RevenueBase
24Exact matchPiscataway, NJ, United StatesHQ recorded Oct 1, 2026501-1,000224 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 · Oct 1, 2026 · View company records in RevenueBase
25Exact matchParsipany, NJ, United StatesHQ recorded Oct 1, 2026201-500199 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 · Oct 1, 2026 · View company records in RevenueBase

Showing 25 of 1,020 healthcare call centers worldwide

See the full list, filter by size, metro and specialty, and access 5,932 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Healthcare call centers worldwide at a glance

As of Oct 1, 2026
16.3%Verified-email coverage
35.6Average contacts per company
11-50Median size (employees)
1.6%Largest-city concentration · Rawalpindi
Oct 1, 2026Page data refreshed

Companies by employee count

1-10
246
11-50
354
51-200
266
201-500
84
501-1,000
34
1,001-5,000
26
5,001-10,000
3
10001+
6

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 call centers are linked below.
What qualifies
Company records worldwide whose business descriptions match “healthcare call 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 5,932 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 October 1, 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 call centers by location

5 lists · largest first

Every Healthcare call 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 call centers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many healthcare call centers are there worldwide?

RevenueBase identified 1,020 company matches for healthcare call centers worldwide as of October 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 call centers?

The United States leads with 280 companies, followed by France (43) and the United Kingdom (28). Every healthcare call centers list by country and city is linked on this page.

Which city has the most healthcare call centers?

Rawalpindi leads with 16 company records, followed by Karachi (12) and Houston (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 5,932 professional contacts with verified work emails tracked across these 1,020 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 October 1, 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.