Company lists · Data refreshed November 2026

Top 25 Rare disease treatment centers worldwide

RevenueBase identified 217 company matches for rare disease treatment centers worldwide as of November 2026 and tracks 3,464 professional contacts across them, including 1,497 with verified work emails. The United States is the largest market and Paris the largest hub.

This list covers company matches for rare disease treatment 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 November 6, 2026. Country and city lists for rare disease treatment 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 Nov 6, 2026 How this list was built
217Companies
3,464Contacts tracked
1,497Verified emails
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The 25 largest rare disease treatment centers worldwide

Ranked by team size
Top 25 of 217 company matches for rare disease treatment centers worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 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 matchPittsburgh, PA, United StatesHQ recorded Nov 6, 2026501-1,000682 contacts →

Exact match

“PANTHERx Rare makes rare disease care more hyper-personalized and less overwhelming by focusing relentlessly on each patient and each therapy.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchCambridge, United KingdomHQ recorded Nov 6, 202651-200229 contacts →

Exact match

“We’re committed to supporting patients and their caregivers in every way we can.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchMemphis, TN, United StatesHQ recorded Nov 6, 2026201-500217 contacts →

Exact match

“Dedicated.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchDanbury, DC, United StatesHQ recorded Nov 6, 202651-200164 contacts →

Exact match

“The National Organization for Rare Disorders (NORD), a 501(c)(3) organization, is an independent patient advocacy organization dedicated to helping individuals with rare diseases…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchParis, FranceHQ recorded Nov 6, 202651-200133 contacts →

Exact match

“Transforming Rare Disease Treatment At Orphalan we identify, develop, and provide access to innovative treatments for patients with rare diseases to make a positive and meaningful…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchHovås, SwedenHQ recorded Nov 6, 2026201-500118 contacts →

Exact match

“Ågrenska is a national centre of competence for rare diseases and other disabilities.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchParis, FranceHQ recorded Nov 6, 202611-5072 contacts →

Exact match

“EURORDIS-Rare Diseases Europe is a unique, non-profit alliance of over rare disease patient organisations from more than 70 countries that work together to improve the lives of…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchEarth City, MO, United StatesHQ recorded Nov 6, 202611-5062 contacts →

Exact match

“Optime Care creates partnerships for personalized care with a specific focus on disorders affecting smaller patient communities.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchMadrid, SpainHQ recorded Nov 6, 202651-20061 contacts →

Exact match

“Sobi es una compañía biofarmacéutica internacional que trabaja cada día para ofrecer terapias y servicios innovadores que mejoren la vida de las personas con enfermedades raras y…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchSki Kommune, NorwayHQ recorded Nov 6, 202651-20053 contacts →

Exact match

“Frambu is a national resource centre for people with rare disorders in Norway.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchSarasota, FL, United StatesHQ recorded Nov 6, 202611-5049 contacts →

Exact match

“Specialty Pharmacy Nursing Network, Inc.(SPNN) is an national network of specialty nurses who provide therapy management for patients with rare, chronic and orphan disorders.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchMadrid, SpainHQ recorded Nov 6, 202651-20047 contacts →

Exact match

“The CIBERER is a cooperative network structure, with 60 research groups located in the main research centres all over Spain.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchNew Hyde Park, NY, United StatesHQ recorded Nov 6, 202651-20040 contacts →

Exact match

“At CareMed, we specialize in supporting patients living with rare, ultra-rare, and complex diseases by delivering the highest level of care through personalized support, clinical…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchLisbon, PortugalHQ recorded Nov 6, 202651-20040 contacts →

Exact match

“A Raríssimas – Associação Nacional de Deficiências Mentais e Raras é uma IPSS, fundada em Abril de 2002, que desenvolve a sua acção junto de doentes e familiares que convivem de…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchBuenos Aires, ArgentinaHQ recorded Nov 6, 202611-5038 contacts →

Exact match

“Fundación SPINE es una asociación sin fines de lucro que realiza investigación y tratamiento de pacientes con enfermedades raras o poco frecuentes, con el objetivo de mejorar su…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchLong Beach, CA, United StatesHQ recorded Nov 6, 202651-20035 contacts →

Exact match

“TPIRC is a non-profit clinical care and research center that focuses on the development of cutting-edge, individualized treatment protocols for rare and orphan diseases utilizing…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchSao Paulo, BrazilHQ recorded Nov 6, 202611-5032 contacts →

Exact match

“Seja bem-vindo(a) a página da Casa Hunter.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchPorto Alegre, BrazilHQ recorded Nov 6, 202611-5026 contacts →

Exact match

“Casa dos Raros - Centro de Atenção Integral e Treinamento em Doenças Raras é uma iniciativa inédita na América Latina totalmente focada no Atendimento, Ensino e Pesquisa em…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchBronx, AZ, United StatesHQ recorded Nov 6, 202651-20024 contacts →

Exact match

“At LeMed Specialty Pharmacy, our mission is to make rare-disease treatment feel less overwhelming.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchUnited StatesHQ recorded Nov 6, 202611-5024 contacts →

Exact match

“At Medmonk, we’re passionately dedicated to transforming the way patients access the medications they need for rare conditions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchSan Francisco, CA, United StatesHQ recorded Nov 6, 202611-5022 contacts →

Exact match

“Probably Genetic helps undiagnosed rare disease patients find answers to their symptoms in a matter of weeks.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchLoudwater, United KingdomHQ recorded Nov 6, 20261-1022 contacts →

Exact match

“Our mission is to shape a medical profession that can provide people living with rare conditions a timely diagnosis and excellent care.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchNaarm / Richmond, AustraliaHQ recorded Nov 6, 202611-5020 contacts →

Exact match

“When you hear hoofbeats, think of horses, not zebras.” These are the words of Theodore Woodward - an American physician - and the reason we exist.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchCahors, FranceHQ recorded Nov 6, 202611-5018 contacts →

Exact match

“Depuis janvier 2022, le DAC 46 réunit le réseau de santé ICARE 46, la PTA 46 et les MAIA lotoises.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchCambridge, United KingdomHQ recorded Nov 6, 20261-1015 contacts →

Exact match

“Cambridge Rare Disease Network is a platform for change.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 217 rare disease treatment centers worldwide

See the full list, filter by size, metro and specialty, and access 1,497 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Rare disease treatment centers worldwide at a glance

As of Nov 6, 2026
43.2%Verified-email coverage
16.0Average contacts per company
1-10Median size (employees)
6.0%Largest-city concentration · Paris
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
122
11-50
58
51-200
24
201-500
10
501-1,000
1
1,001-5,000
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 rare disease treatment centers are linked below.
What qualifies
Company records worldwide whose business descriptions match “rare disease treatment 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 1,497 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 November 6, 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.

Rare disease treatment centers by location

2 lists · largest first

Every Rare disease treatment 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 “rare disease treatment centers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many rare disease treatment centers are there worldwide?

RevenueBase identified 217 company matches for rare disease treatment centers worldwide as of November 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?

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

Which country has the most rare disease treatment centers?

The United States leads with 49 companies, followed by France (35). Every rare disease treatment centers list by country and city is linked on this page.

Which city has the most rare disease treatment centers?

Paris leads with 13 company records, followed by Madrid (4) and Sao Paulo (4).

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 1,497 professional contacts with verified work emails tracked across these 217 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 November 6, 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.