Company lists · Data refreshed October 2026

Top 25 Medical billing api providers based in the United States

RevenueBase identified 1,837 company matches for medical billing api providers associated with the United States as of October 2026 and tracks 20,588 professional contacts across them, including 4,366 with verified work emails. Houston is the largest hub.

This list covers company matches for medical billing api providers associated with the United States, 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.

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
1,837Companies
20,588Contacts tracked
4,366Verified emails
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The 25 largest medical billing api providers based in the United States

Ranked by team size
Top 25 of 1,837 company matches for medical billing api providers based in the United States, 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 matchLouisville, KY, United StatesHQ recorded Oct 18, 20261,001-5,0001,720 contacts →

Exact match

“Waystar’s enterprise-grade software is purpose-built to simplify healthcare payments.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
2Exact matchAtlanta, GA, United StatesHQ recorded Oct 18, 20265,001-10,000865 contacts →

Exact match

“Global Healthcare Resource is a full service healthcare solutions firm focused on maximizing return on investment, increasing revenues and improving productivity for our valued…”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
3Exact matchDallas, TX, United StatesHQ recorded Oct 18, 20261,001-5,000685 contacts →

Exact match

“Quintessence is a leading Revenue cycle management services and technology company offering performance-guaranteed and effective solutions to medical billing and medical coding…”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
4Exact matchDenver, CO, United StatesHQ recorded Oct 18, 2026n/a636 contacts →

Exact match

“Clinic Service Corporation, a medical billing specialist based in Denver, CO, was founded in 1974.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
5Exact matchTampa, FL, United StatesHQ recorded Oct 18, 202651-200564 contacts →

Exact match

“Physicians Independent Management Services, Inc.(PIMS) provides turn-key billing and practice management support to medical providers of all specialties.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
6Exact matchCuyahoga Falls, OH, United StatesHQ recorded Oct 18, 20261,001-5,000561 contacts →

Exact match

“Unify Healthcare Services is a modern age Medical Billing Company, that specializes in all the billing intricacies.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
7Exact matchDowners Grove, IL, United StatesHQ recorded Oct 18, 20261,001-5,000447 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
8Exact matchSheridan, WY, United StatesHQ recorded Oct 18, 202651-200363 contacts →

Exact match

“Are you tired of dealing with the hassle of medical billing and administrative tasks?”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
9Exact matchAtlanta, GA, United StatesHQ recorded Oct 18, 20265,001-10,000281 contacts →

Exact match

“Please note: Emdeon is now Change Healthcare.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
10Exact matchKissimmee, FL, United StatesHQ recorded Oct 18, 2026201-500280 contacts →

Exact match

“CareRevenue-an all-in-one platform that offers a comprehensive solution to all the billing needs for Carestack customers.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
11Exact matchWilmington, DE, United StatesHQ recorded Oct 18, 202651-200251 contacts →

Exact match

“Medical Billers and Coders is the largest consortium of Medical Billers and Coders in the United States.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
12Exact matchSan Francisco, CA, United StatesHQ recorded Oct 18, 202651-200212 contacts →

Exact match

“Remake your health insurance claims process with Candid Health – a transformative RCM automation platform, custom built for medical providers to end unnecessary human intervention.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
13Exact matchIrvine, CA, United StatesHQ recorded Oct 18, 2026201-500198 contacts →

Exact match

“Zealie automates many touch points for the Behavioral Health and Substance Abuse Treatment Revenue Cycle Management (RCM) industry.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
14Exact matchRichmond, TX, United StatesHQ recorded Oct 18, 202651-200186 contacts →

Exact match

“At Right Medical Billing Company (RMB), we are dedicated to providing top-notch Medical Billing and Revenue Cycle Management services tailored to the specific needs of healthcare…”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
15Exact matchWilmington, DE, United StatesHQ recorded Oct 18, 2026501-1,000183 contacts →

Exact match

“OneMed Billing supports healthcare practices with reliable and efficient billing services.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
16Exact matchCharlotte, NC, United StatesHQ recorded Oct 18, 2026201-500172 contacts →

Exact match

“ImagineSoftware™ is redefining the future of healthcare revenue cycle management with ImagineOne® - the industry's Autonomous Revenue Cycle Management Operating System.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
17Exact matchNew York, NY, United StatesHQ recorded Oct 18, 202651-200158 contacts →

Exact match

“Stedi is the only programmable healthcare clearinghouse.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
18Exact matchPennsauken, NJ, United StatesHQ recorded Oct 18, 202651-200149 contacts →

Exact match

“Altermed RCM | Medical Billing & Credentialing Experts Altermed RCM is a full-service medical billing and credentialing company helping healthcare providers, clinics, hospitals…”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
19Exact matchNew Haven, CT, United StatesHQ recorded Oct 18, 202651-200134 contacts →

Exact match

“Inbox Health directly addresses the challenge of patient A/R, one of the fastest-growing problems in healthcare.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
20Exact matchNewark, DE, United StatesHQ recorded Oct 18, 2026201-500112 contacts →

Exact match

“MBMS has been serving radiology practices since 1986 and currently provides billing for more than radiologists across the country.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
21Exact matchSeattle, WA, United StatesHQ recorded Oct 18, 202611-50111 contacts →

Exact match

“MBS prides itself in providing services beyond the normal scope of a billing service at one cost.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
22Exact matchBrandon, FL, United StatesHQ recorded Oct 18, 2026201-500107 contacts →

Exact match

“AQKODE Healthcare Solutions: Leading the Nation in Medical Billing Services At AQKODE Healthcare Solutions, we are proud to be a premier provider of medical billing services…”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
23Exact matchAliso Viejo, CA, United StatesHQ recorded Oct 18, 2026201-500101 contacts →

Exact match

“One Mnet Health provides clinical software that transforms patient data into actionable insights, automates clinical workflows, and enhances patient engagement, along with patient…”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
24Exact matchNew York, United StatesHQ recorded Oct 18, 202651-20097 contacts →

Exact match

“RapidClaims is redesigning the healthcare billing stack starting with autonomous medical coding and workflow solutions.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
25Exact matchWhite Plains, NY, United StatesHQ recorded Oct 18, 202651-20088 contacts →

Exact match

“We are passionate about the efficacy of the private practice!”

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

Showing 25 of 1,837 medical billing api providers based in the United States

See the full list, filter by size, metro and specialty, and access 4,366 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Medical billing api providers based in the United States at a glance

As of Oct 18, 2026
21.2%Verified-email coverage
11.2Average contacts per company
11-50Median size (employees)
2.9%Largest-city concentration · Houston
Oct 18, 2026Page data refreshed

Companies by employee count

1-10
792
11-50
633
51-200
304
201-500
71
501-1,000
17
1,001-5,000
13
5,001-10,000
2

Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 1,837 companies.

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.
What qualifies
Company records associated with the United States whose business descriptions match “medical billing api providers” 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. Where headquarters information is recorded, preview rows are also filtered to this page’s location. 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 4,366 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.

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 billing api providers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many medical billing api providers are there based in the United States?

RevenueBase identified 1,837 company matches for medical billing api providers associated with the United States 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?

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

Which city has the most medical billing api providers?

Houston leads with 54 company records, followed by New York (52) and Austin (35).

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 4,366 professional contacts with verified work emails tracked across these 1,837 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.