Company lists · Data refreshed September 2026

Top 25 Chronic illness nonprofits based in the United States

RevenueBase identified 234 company matches for chronic illness nonprofits associated with the United States as of September 2026 and tracks 4,956 professional contacts across them, including 1,595 with verified work emails. New York is the largest hub.

This list covers company matches for chronic illness nonprofits 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 September 19, 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 Sep 19, 2026 How this list was built
234Companies
4,956Contacts tracked
1,595Verified emails
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The 25 largest chronic illness nonprofits based in the United States

Ranked by team size
Top 25 of 234 company matches for chronic illness nonprofits based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 19, 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 matchClearwater, FL, United StatesHQ recorded Sep 19, 20261,001-5,0001,120 contacts →

Exact match

“Empath Health is uniquely devoted to pioneering all-embracing care that provides for the full life.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
2Exact matchNew York, NY, United StatesHQ recorded Sep 19, 2026n/a772 contacts →

Exact match

“Hadassah is and always has been lifechanging.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
3Exact matchMilwaukee, WI, United StatesHQ recorded Sep 19, 2026501-1,000373 contacts →

Exact match

“Founded in 1938 as Jewish Vocational Services, CFI began helping immigrants settle in Milwaukee.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
4Exact matchDorchester, United StatesHQ recorded Sep 19, 2026501-1,000171 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
5Exact matchSan Jose, CA, United StatesHQ recorded Sep 19, 202611-50149 contacts →

Exact match

“Parents Helping Parents believes that youth and adults with disabilities, chronic illness, mental health conditions, and other challenges, deserve a life of possibilities and…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
6Exact matchSan Francisco, CA, United StatesHQ recorded Sep 19, 202611-50144 contacts →

Exact match

“Mission: FCA supports and sustains the essential work of families nationwide who are caring for loved ones with chronic disabling health conditions.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
7Exact matchButler, PA, United StatesHQ recorded Sep 19, 2026201-500142 contacts →

Exact match

“Center for Community Resources (CCR) makes a positive difference in everyday lives by connecting people to a network of supports and services essential for actively learning…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
8Exact matchOceanside, CA, United StatesHQ recorded Sep 19, 202651-200134 contacts →

Exact match

“At AOTI, we are helping all people with chronic conditions get back to living their lives to the fullest.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
9Exact matchHampton, VA, United StatesHQ recorded Sep 19, 202651-200103 contacts →

Exact match

“Established in 1996, Patient Advocate Foundation has been breaking down healthcare barriers for patients diagnosed with chronic, life threatening and/or debilitating illnesses by…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
10Exact matchSan Francisco, CA, United StatesHQ recorded Sep 19, 202651-20095 contacts →

Exact match

“For over 60 years, Conard House has provided effective, community-based resources for San Francisco's vulnerable adults living with serious mental illness.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
11Exact matchSanta Clara, CA, United StatesHQ recorded Sep 19, 202651-20079 contacts →

Exact match

“Our mission is to provide adults and their caregivers the tools and services they need to effectively navigate their health and life options.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
12Exact matchWarwick, RI, United StatesHQ recorded Sep 19, 202651-20076 contacts →

Exact match

“Established in 1991, RIPIN helps thousands of Rhode Islanders every year turn challenging situations into opportunities to advocate for themselves and their loved ones.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
13Exact matchLos Angeles, CA, United StatesHQ recorded Sep 19, 2026n/a57 contacts →

Exact match

“Heal One World was formed to help connect people in need of preventative health care, non-traditional/complementary modalities, natural non-invasive treatments and guidance…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
14Exact matchBinghamton, NY, United StatesHQ recorded Sep 19, 202651-20056 contacts →

Exact match

“Founded in 1984 by a small group of concerned citizens as “Friends Who Care”, the Southern Tier AIDS Program began with three staff, donated office space and a desire to ease the…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
15Exact matchFall River, MA, United StatesHQ recorded Sep 19, 202651-20050 contacts →

Exact match

“Steppingstone Incorporated’s mission is to strengthen quality of life among individuals and families of our community through providing comprehensive client-center programs and…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
16Exact matchIowa City, IA, United StatesHQ recorded Sep 19, 202651-20049 contacts →

Exact match

“Successful Living is a non-profit organization serving persons 18 years and older who are chronically mentally ill.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
17Exact matchMidlothian, VA, United StatesHQ recorded Sep 19, 202611-5046 contacts →

Exact match

“Accessia Health is a national nonprofit 501(c)(3) organization that provides programs and services to those living with rare or chronic health conditions.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
18Exact matchRock Island, IL, United StatesHQ recorded Sep 19, 2026201-50045 contacts →

Exact match

“The mission of The Arc of the Quad Cities Area is to empower people with disabilities to believe in their own unique abilities and achieve their full potential by providing…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
19Exact matchEl Paso, TX, United StatesHQ recorded Sep 19, 202651-20041 contacts →

Exact match

“Through dedication, understanding, and nurturing, La Familia strives to provide genuine care and guidance to individuals with any mental health and/or developmental condition."”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
20Exact matchFrisco, TX, United StatesHQ recorded Sep 19, 202611-5039 contacts →

Exact match

“Good Days is a national, independent 501(c)(3) non-profit charitable organization that provides financial assistance to patients so that they do not have to choose between access…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
21Exact matchHawthorne, NY, United StatesHQ recorded Sep 19, 202651-20036 contacts →

Exact match

“HVCS’ mission is to promote prevention and wellness for all people, to encourage life-affirming decisions maximizing their quality of life, and to coordinate care for those living…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
22Exact matchBuffalo, NY, United StatesHQ recorded Sep 19, 202611-5035 contacts →

Exact match

“Mental Health Advocates of WNY (MHAWNY) promotes mental health and wellness and supports individuals and families challenged by mental illness.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
23Exact matchAnaheim, CA, United StatesHQ recorded Sep 19, 202651-20034 contacts →

Exact match

“The Mental Health Association of Orange County is dedicated to improving the quality of life of Orange County residents impacted by mental illness through direct service…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
24Exact matchFargo, ND, United StatesHQ recorded Sep 19, 2026201-50033 contacts →

Exact match

“We are dedicated to affirming human worth, rights, and dignity by providing services to people with disabilities which enhance the quality of their lives, and enable them to live…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
25Exact matchNewark, DE, United StatesHQ recorded Sep 19, 2026n/a31 contacts →

Exact match

“Lori's Hands builds mutually beneficial partnerships between community members with chronic illness and college students, fostering empathy, connection, and resilience.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase

Showing 25 of 234 chronic illness nonprofits based in the United States

See the full list, filter by size, metro and specialty, and access 1,595 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Chronic illness nonprofits based in the United States at a glance

As of Sep 19, 2026
32.2%Verified-email coverage
21.2Average contacts per company
1-10Median size (employees)
2.6%Largest-city concentration · New York
Sep 19, 2026Page data refreshed

Companies by employee count

1-10
173
11-50
32
51-200
18
201-500
5
501-1,000
3
1,001-5,000
1
10001+
1

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 234 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 “chronic illness nonprofits” 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 1,595 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 September 19, 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 “chronic illness nonprofits”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many chronic illness nonprofits are there based in the United States?

RevenueBase identified 234 company matches for chronic illness nonprofits associated with the United States as of September 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?

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

Which city has the most chronic illness nonprofits?

New York leads with 6 company records, followed by Los Angeles (4) and San Francisco (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 1,595 professional contacts with verified work emails tracked across these 234 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 September 19, 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.