Company lists · Data refreshed October 2026

Top 25 Medical debt collection firms worldwide

RevenueBase identified 2,709 company matches for medical debt collection firms worldwide as of October 2026 and tracks 50,904 professional contacts across them, including 8,902 with verified work emails. The United States is the largest market and Houston the largest hub.

This list covers company matches for medical debt collection firms 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 18, 2026. Country and city lists for medical debt collection firms 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 18, 2026 How this list was built
2,709Companies
50,904Contacts tracked
8,902Verified emails
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The 25 largest medical debt collection firms worldwide

Ranked by team size
Top 25 of 2,709 company matches for medical debt collection firms worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 18, 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 matchNorfolk, VA, United StatesHQ recorded Oct 18, 20261,001-5,0002,199 contacts →

Exact match

“As a global leader in acquiring and collecting nonperforming loans, PRA Group returns capital to banks and other creditors to help expand financial services for consumers.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
2Exact matchSão Paulo, BrazilHQ recorded Oct 18, 20261,001-5,0001,527 contacts →

Exact match

“Há mais de 23 anos nasceu a idéia e o desejo de vencer dos sócios, que iniciaram suas atividades operando ativamente na atividade efetiva da cobrança, ela na cobrança ativa e…”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
3Exact matchUnited Arab EmiratesHQ recorded Oct 18, 2026201-500971 contacts →

Exact match

“Debt Collection Agency”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
4Exact matchAustin, TX, United StatesHQ recorded Oct 18, 20261,001-5,000914 contacts →

Exact match

“Celebrating 50 years of service, Linebarger Goggan Blair & Sampson, LLP is a national law firm specializing in the collection of delinquent accounts receivable for government…”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
5Exact matchSao Paulo, BrazilHQ recorded Oct 18, 2026501-1,000799 contacts →

Exact match

“A vida é cheia de cobranças, deixe a sua conosco.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
6Exact matchSão Paulo, BrazilHQ recorded Oct 18, 2026201-500781 contacts →

Exact match

“Somos uma das maiores empresas de cobrança do país, com mais de 5.200 colaboradores, de área ocupada, com nossos principais sites de cobrança em São Paulo (Fábricas I e II, Centro…”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
7Exact matchHouston, TX, United StatesHQ recorded Oct 18, 20265,001-10,000736 contacts →

Exact match

“We are a trusted leader in providing integrated solutions, leveraging cutting-edge technology to deliver exceptional customer experiences.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
8Exact matchSao Paulo, BrazilHQ recorded Oct 18, 2026501-1,000688 contacts →

Exact match

“Fundada em 2009, a Personalcob nasceu com a missão de ajudar empresas a recuperarem seus créditos de forma amigável e eficiente.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
9Exact matchMohali, IndiaHQ recorded Oct 18, 20261,001-5,000671 contacts →

Exact match

“Founded in 2015, Coronis Health started with the goal to bring together the top speciality revenue cycle teams across the US.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
10Exact matchColumbus, GA, United StatesHQ recorded Oct 18, 20261,001-5,000626 contacts →

Exact match

“Aspirion, a US-based, technology-leading revenue cycle management company, partners with healthcare providers to capture revenue from their most difficult to resolve claims.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
11Exact matchGreenville, SC, United StatesHQ recorded Oct 18, 2026501-1,000604 contacts →

Exact match

“At Resurgent Capital Services, we’re not just about debt collection; we’re about fostering personal and professional excellence.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
12Exact matchChamplin, MN, United StatesHQ recorded Oct 18, 2026n/a547 contacts →

Exact match

“Advertising, Marketing & Creative Companies use Account Assistants to Control Their Losses.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
13Exact matchFairport, NY, United StatesHQ recorded Oct 18, 2026201-500507 contacts →

Exact match

“ConServe is a leading provider of accounts receivable management and collection services specializing in customized solutions for commercial lenders, financial institutions…”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
14Exact matchSalem, NH, United StatesHQ recorded Oct 18, 2026201-500446 contacts →

Exact match

“Windham Professionals, Inc.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
15Exact matchHouston, TX, United StatesHQ recorded Oct 18, 2026201-500414 contacts →

Exact match

“PFS Group provides accounts receivable enhancement programs that are custom-designed for each client's individual needs.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
16Exact matchBlue Bell, PA, United StatesHQ recorded Oct 18, 20261,001-5,000413 contacts →

Exact match

“AllianceOne offers the financial strength, imagination, technological sophistication, and a work ethic that is the envy of our industry.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
17Exact matchPiscataway, NJ, United StatesHQ recorded Oct 18, 2026501-1,000407 contacts →

Exact match

“First Credit Services is a Digital Debt Collection and BPO Company specializing in Accounts Receivable Management and Customer Service Outsourcing.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
18Exact matchSao Paulo, BrazilHQ recorded Oct 18, 2026201-500384 contacts →

Exact match

“Empresa de cobrança especializada em Recuperação de Créditos”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
19Exact matchSantiago De Chile, ChileHQ recorded Oct 18, 2026201-500359 contacts →

Exact match

“Nuestra Misión Brindamos soluciones y servicios de recuperación y normalización de cuentas por cobrar de personas y empresas en diversas industrias.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
20Exact matchNorwood, MA, United StatesHQ recorded Oct 18, 2026501-1,000354 contacts →

Exact match

“The CCS organization provides expert solutions in the following focused specialties: • Credit Collection Services (CCS): CCS is widely recognized as one the nation’s largest and…”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
21Exact matchSão Paulo, BrazilHQ recorded Oct 18, 2026201-500345 contacts →

Exact match

“Com cerca de 260 funcionários, a Recovery é reconhecida pela expertise de regularizar dívidas de consumidores e empresas por meio de negociações sustentáveis.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
22Exact matchWilmington, DE, United StatesHQ recorded Oct 18, 2026201-500333 contacts →

Exact match

“A Reputation for Results Phillips & Cohen Associates has built a successful and rapidly growing business by delivering industry-leading collections results while simultaneously…”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
23Exact matchHouston, TX, United StatesHQ recorded Oct 18, 20261,001-5,000313 contacts →

Exact match

“Alltran is more than just a new name.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
24Exact matchChicago, IL, United StatesHQ recorded Oct 18, 2026501-1,000310 contacts →

Exact match

“Harris & Harris is an acknowledged leader in the field of accounts receivable management.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
25Exact matchTrevose, PA, United StatesHQ recorded Oct 18, 2026201-500304 contacts →

Exact match

“Founded in 1994, NCB Management Services, Inc.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase

Showing 25 of 2,709 medical debt collection firms worldwide

See the full list, filter by size, metro and specialty, and access 8,902 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Medical debt collection firms worldwide at a glance

As of Oct 18, 2026
17.5%Verified-email coverage
18.8Average contacts per company
11-50Median size (employees)
1.4%Largest-city concentration · Houston
Oct 18, 2026Page data refreshed

Companies by employee count

1-10
986
11-50
1,034
51-200
494
201-500
129
501-1,000
28
1,001-5,000
26
5,001-10,000
1
10001+
1

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 medical debt collection firms are linked below.
What qualifies
Company records worldwide whose business descriptions match “medical debt collection firms” 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 8,902 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 18, 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.

Medical debt collection firms by location

13 lists · largest first

Every Medical debt collection firms list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Cities

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 “medical debt collection firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many medical debt collection firms are there worldwide?

RevenueBase identified 2,709 company matches for medical debt collection firms 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?

PRA Group Nasdaq Praa tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most medical debt collection firms?

The United States leads with 1,154 companies, followed by Brazil (180) and the United Kingdom (74). Every medical debt collection firms list by country and city is linked on this page.

Which city has the most medical debt collection firms?

Houston leads with 37 company records, followed by Sao Paulo (37) and London (19).

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 8,902 professional contacts with verified work emails tracked across these 2,709 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 18, 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.