Company lists · Data refreshed September 2026
Health insurance providers: the worldwide list
RevenueBase identified 2,568 health insurance providers across the 8 countries with a published list, as of September 2026, and tracks 200,316 professional contacts across them, including 51,615 with verified work emails and 0 with mobile numbers. The United States is the largest market and Sao Paulo the largest hub.
This is the worldwide list of health insurance providers: the 8 country lists RevenueBase publishes for the category, summed and ranked as one. The company count is that sum, not a census of every company on earth; a country with no published list is not counted. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 16, 2026.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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.
The 25 largest health insurance providers across the 8 countries with a published list
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 18,559 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 2 | 17,458 contacts → | ||||
Partial evidence “Health Care Service Corporation serves nearly 23 million people across the United States through its portfolio of health benefit solutions.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 3 | 17,111 contacts → | ||||
Partial evidence “For more than 90 years, American Family Insurance has built its reputation on sound principles.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 4 | 13,144 contacts → | ||||
Partial evidence “When it comes to your health, everything matters.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 5 | 9,421 contacts → | ||||
Partial evidence “At Anthem Blue Cross and Blue Shield we understand our health connects us to each other.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 6 | 7,742 contacts → | ||||
Partial evidence “Colonial Life & Accident Insurance Company, a subsidiary of Unum Group, provides financial protection benefits to America’s workers and their families when the unexpected happens.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 7 | 5,446 contacts → | ||||
Indirect evidence “For more than six decades, BlueCross BlueShield of South Carolina has been part of the national landscape.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 8 | 4,986 contacts → | ||||
Partial evidence “Horizon Blue Cross Blue Shield of New Jersey- the state’s largest and oldest health insurer - is a subsidiary of Horizon Mutual Holdings, Inc, a not-for-profit mutual holding…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 9 | 4,363 contacts → | ||||
Indirect evidence “How can we best serve our members and the community?” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 10 | 3,413 contacts → | ||||
Partial evidence “A national blended health organization, Highmark Health and our leading businesses support millions of customers with products, services and solutions closely aligned to our…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 11 | 2,935 contacts → | ||||
Partial evidence “Millions of Americans have counted on HealthMarkets to protect their health and financial well-being.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 12 | 2,876 contacts → | ||||
Indirect evidence “USHEALTH Advisors is a wholly-owned national sales and distribution subsidiary of USHEALTH Group, Inc.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 13 | 2,667 contacts → | ||||
Strong evidence “Founded in 1934, Medical Mutual is the oldest and one of the largest health insurance companies based in Ohio.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 14 | 2,653 contacts → | ||||
Strong evidence “Care Health Insurance is a specialised health insurer offering products in the retail segment for Health Insurance, Top-up Coverage, Personal Accident, Maternity, International…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 15 | 2,593 contacts → | ||||
Partial evidence “EmblemHealth is one of America’s largest not-for-profit health insurers.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 16 | 2,420 contacts → | ||||
Partial evidence “Blue Cross and Blue Shield of Alabama is the largest provider of healthcare benefits in Alabama, providing coverage to more than 2.9 million people in Alabama and other areas of…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 17 | 2,168 contacts → | ||||
Partial evidence “Blue Cross ® Blue Shield ® of Arizona (AZ Blue) is committed to helping Arizonans get healthier faster and stay healthier longer.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 18 | 2,043 contacts → | ||||
Indirect evidence “We’re here to help you bring out your best self.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 19 | 1,952 contacts → | ||||
Indirect evidence “We’re all striving to live better lives on many fronts.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 20 | 1,847 contacts → | ||||
Partial evidence “As one of Western New York's first HMOs, Independent Health covers approximately people here and across the country with more than 100 plans, services and products.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 21 | 1,818 contacts → | ||||
Strong evidence “At Manipal Cigna Health Insurance, we resonate with your commitment to your family’s health and well-being through a range of comprehensive Health Insurance plans.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 22 | 1,770 contacts → | ||||
Indirect evidence “At Capital Blue Cross, we promise to go the extra mile for our team and our community.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 23 | 1,720 contacts → | ||||
Strong evidence “HDFC ERGO Health Insurance Ltd.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 24 | 1,463 contacts → | ||||
Partial evidence “Regence is part of a family of regional health plans that have been a symbol of strength and stability in local communities for more than 100 years.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 25 | 1,374 contacts → | ||||
Strong evidence “As Canada's only national non-profit health care and insurance organization, GreenShield believes health care is a right, not a privilege.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
RevenueBase Smart Search
RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: health insurance providers. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.
- Strong evidence
- The company's own public description of its business names health insurance providers.
- Partial evidence
- Its own public description names part of health insurance providers, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name health insurance providers. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.
RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.
Showing 25 of 2,568 health insurance providers across the 8 countries with a published list
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Health insurance providers worldwide at a glance
As of Sep 16, 2026Companies by employee count
How this list was built
Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among health insurance providers, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
- Coverage
- This worldwide list is the sum of the 8 country lists RevenueBase publishes for health insurance providers, largest first: the United States, Brazil, India, Germany, Canada, Spain, France, the United Kingdom. Its company and contact totals add up those lists, so they understate the true worldwide figures: a country with no published list is not counted. The ranked table is exact across the countries covered, the largest companies of every country list ranked together with duplicates removed.
- What qualifies
- Companies worldwide whose own description of what they do matches “health insurance providers”. Matching reads each company's description, not its industry code or its name.
- RevenueBase Smart Search
- RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names health insurance providers), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
- What we exclude
- Companies whose own description does not clearly place them among health insurance providers, and records with no verified work email.
- Match quality
- In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
- 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 listed company carries at least one verified work email, 51,615 across the full list. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
- Refresh
- The country lists behind this page were pulled from the company graph on September 16, 2026. Lists refresh periodically as the graph is re-checked.
- Corrections
- Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.
Health insurance providers by location
10 lists · largest firstEvery Health insurance providers list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date; the worldwide figures above are the sum of the 8 country lists.
Countries
- Health insurance providers based in the United States1,643
- Health insurance providers based in Brazil697
- Health insurance providers based in India49
- Health insurance providers based in Germany43
- Health insurance providers based in Canada37
- Health insurance providers based in Spain37
- Health insurance providers based in France33
- Health insurance providers based in the United Kingdom29
Cities
Frequently asked
What is RevenueBase Smart Search?
RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names health insurance providers, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.
How many health insurance providers are there worldwide?
RevenueBase identified 2,568 health insurance providers across the 8 countries with a published list, as of September 2026, matched on each company's own description of what it does rather than its industry code. The figure is the sum of those country lists, not a census of every company worldwide.
What is the largest company on this list?
Anthem, INC, headquartered in Indianapolis, tops this list with the largest team on record.
Which country has the most health insurance providers?
The United States leads with 1,643 companies, followed by Brazil (697) and India (49). Every country with a published health insurance providers list is linked on this page.
Which city has the most health insurance providers?
Sao Paulo leads with 173 headquartered companies, followed by Rio De Janeiro (65) and Curitiba (29).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 51,615 verified decision-maker contacts tracked across these 2,568 companies.
How current is this list?
The list refreshes periodically as the company graph is re-checked. The country lists behind this page were pulled from the company graph on September 16, 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 Smart Search, 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.