Company lists · Data refreshed September 2026
Top 25 Senior health insurance providers worldwide
RevenueBase identified 1,560 senior health insurance providers worldwide as of September 2026 and tracks 100,014 professional contacts across them, including 19,327 with verified work emails and 0 with mobile numbers. The United States is the largest market and Houston the largest hub.
This list covers senior health insurance providers worldwide, matched on what each company actually does as described in its own words. 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 17, 2026. Country and city lists for senior health insurance providers follow the table.
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 senior health insurance providers worldwide
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 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 17, 2026Thanks. The Data Team will review it. | |||||
| 2 | 13,144 contacts → | ||||
Partial evidence “When it comes to your health, everything matters.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 3 | 8,852 contacts → | ||||
Indirect evidence “A saúde pode ser mais humana.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 4 | 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 17, 2026Thanks. The Data Team will review it. | |||||
| 5 | 4,965 contacts → | ||||
Indirect evidence “For more than 20 years, Wellcare has offered a range of Medicare products, including Medicare Advantage and Medicare Prescription Drug Plans (PDP), which offer affordable coverage…” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 6 | 4,363 contacts → | ||||
Indirect evidence “How can we best serve our members and the community?” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 7 | 3,115 contacts → | ||||
Partial evidence “HealthPlanOne is the friendliest company that helps millions make healthcare choices.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 8 | 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 17, 2026Thanks. The Data Team will review it. | |||||
| 9 | 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 17, 2026Thanks. The Data Team will review it. | |||||
| 10 | 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 17, 2026Thanks. The Data Team will review it. | |||||
| 11 | 1,839 contacts → | ||||
Partial evidence “At Devoted Health, we’re on a mission to dramatically improve the health and well-being of older Americans by caring for every person like family.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 12 | 1,375 contacts → | ||||
Partial evidence “Insphere Insurance Solutions, Inc.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 13 | 1,203 contacts → | ||||
Partial evidence “Johns Hopkins Health Plans guides more than members toward improved health outcomes by providing innovative health plans and solutions backed by the clinical and research…” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 14 | 845 contacts → | ||||
Strong evidence “At American Senior Benefits we are dedicated to serving those in need of insurance, especially seniors.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 15 | 626 contacts → | ||||
Partial evidence “A family of companies providing a better level of innovative health coverage for people just like you.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 16 | 518 contacts → | ||||
Indirect evidence “In 1969, AvMed began in South Florida as Aviation Medicine to serve the growing airline industry by providing pilot physicals.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 17 | 471 contacts → | ||||
Strong evidence “CareMax is a Medicare Advantage organization with a full complement of health and wellness services for the senior population.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 18 | 414 contacts → | ||||
Partial evidence “For over 175 years, we have stood by our customers with diligence and compassion, as one of the oldest privately held insurance companies in the United States.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 19 | 402 contacts → | ||||
Partial evidence “ConnectiCare is a leading health plan in the state of Connecticut.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 20 | 399 contacts → | ||||
Partial evidence “Founded in 1995, VIVA HEALTH is now the preferred healthcare provider for close to 300 Alabama companies and more than members and growing.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 21 | 357 contacts → | ||||
Partial evidence “Welcome to OneDigital Advanced Health.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 22 | 335 contacts → | ||||
Strong evidence “Universal Health Care is a Medicare/Medicaid health insurance provider based in St.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 23 | 319 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 24 | 307 contacts → | ||||
Indirect evidence “A Humana Saúde é uma operadora de saúde suplementar, que pertence à Athena Saúde, uma iniciativa do fundo Pátria Investimentos, e que está presente nos estados do Piauí, Rio…” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 25 | 295 contacts → | ||||
Strong evidence “Senior Market Sales (SMS) in Omaha, Nebraska has marketed health, life, annuities, and other insurance products geared for the nation’s seniors from the same location since 1982.” Source: RevenueBase Database · checked Sep 17, 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: senior 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 senior health insurance providers.
- Partial evidence
- Its own public description names part of senior 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 senior 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 1,560 senior health insurance providers worldwide
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Senior health insurance providers worldwide at a glance
As of Sep 17, 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 senior 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
- 2 countries, largest first: the United States, Brazil. Country and city lists for senior health insurance providers are linked below.
- What qualifies
- Companies worldwide whose own description of what they do matches “senior 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 senior 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 senior 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, 19,327 across the full list. 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 September 17, 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.
Senior health insurance providers by location
2 lists · largest firstEvery Senior health insurance providers 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 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 senior 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 senior health insurance providers are there worldwide?
RevenueBase identified 1,560 senior health insurance providers worldwide as of September 2026, matched on each company's own description of what it does rather than its industry code.
What is the largest company on this list?
Health Care Service Corporation, headquartered in Chicago, tops this list with the largest team on record.
Which country has the most senior health insurance providers?
The United States leads with 1,496 companies, followed by Brazil (64). Every senior health insurance providers list by country and city is linked on this page.
Which city has the most senior health insurance providers?
Houston leads with 21 headquartered companies, followed by Tampa (19) and Phoenix (17).
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 19,327 verified decision-maker contacts tracked across these 1,560 companies.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 17, 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.