Company lists · Data refreshed September 2026

Top 25 Healthcare nonprofits based in Washington, United States

Name: Healthcare nonprofits based in Washington, United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 16, 2026 143 companies tracked

RevenueBase identified 143 company matches for healthcare nonprofits associated with Washington, United States as of September 2026 and tracks 6,006 professional contacts across them, including 1,669 with verified work emails. Across the United States, New York is the largest hub for this category (201 companies); Washington follows with 143.

This list covers company matches for healthcare nonprofits associated with Washington, 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 16, 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 16, 2026 How this list was built

143Companies

6,006Contacts tracked

1,669Verified emails

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The 25 largest healthcare nonprofits based in Washington, United States

Ranked by team size

Top 25 of 143 company matches for healthcare nonprofits based in Washington, United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 16, 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Population Services International	Exact match	Washington, DC, United StatesHQ recorded Sep 16, 2026	1,001-5,000	2,156 contacts →
	Exact match “PSI is a network of locally-led, globally-connected organizations that are passionate about making it easier for people to lead healthier lives.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
2	Advisory Board	Exact match	Washington, DC, United StatesHQ recorded Sep 16, 2026	201-500	924 contacts →
	Exact match “Advisory Board helps leaders and future leaders in the healthcare industry work smarter and faster by providing provocative insights, actionable strategies, and practical tools to…” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
3	Community Of Hope	Exact match	Washington, DC, United StatesHQ recorded Sep 16, 2026	201-500	259 contacts →
	Exact match “With hope, one can accomplish anything.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
4	M R	Exact match	Washington, United StatesHQ recorded Sep 16, 2026	51-200	208 contacts →
	Exact match “We are M+R.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
5	AHIP	Exact match	Washington, DC, United StatesHQ recorded Sep 16, 2026	51-200	180 contacts →
	Exact match “AHIP is the national association whose members provide health care coverage, services, and solutions to hundreds of millions of Americans every day.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
6	Prometheus Federal Services PFS	Exact match	Washington, DC, United StatesHQ recorded Sep 16, 2026	201-500	165 contacts →
	Exact match “PFS supports federal clients in planning and executing healthcare transformation, innovation, technology, and quality improvement initiatives, programs, and projects.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
7	NO Patient Left Behind	Exact match	Washington, DC, United StatesHQ recorded Sep 16, 2026	n/a	130 contacts →
	Exact match “We believe it is possible for Americans to be able to afford the medicines of today and tomorrow.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
8	The HSC Health Care System	Exact match	Washington, DC, United StatesHQ recorded Sep 16, 2026	501-1,000	122 contacts →
	Exact match “The HSC Health System is a nonprofit health care organization committed to serving people with complex health care needs and eliminating barriers to health services.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
9	American Health LAW Association	Exact match	Washington, DC, United StatesHQ recorded Sep 16, 2026	11-50	86 contacts →
	Exact match “Excellence in health care requires excellence in health law.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
10	Families USA	Exact match	Washington, DC, United StatesHQ recorded Sep 16, 2026	11-50	73 contacts →
	Exact match “For more than 30 years, Families USA has been the trusted voice for America’s health care consumers.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
11	Advi Health	Exact match	Washington, DC, United StatesHQ recorded Sep 16, 2026	51-200	66 contacts →
	Exact match “ADVI offers expert advice and influential solutions, informed by data and guided by a clear vision of the complex intersection of life sciences and healthcare innovation…” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
12	Business Group On Health	Exact match	Washington, DC, United StatesHQ recorded Sep 16, 2026	11-50	58 contacts →
	Exact match “Business Group on Health is a community of members, a team of experts, an ally for employers, a health and benets authority, and a tenacious voice in health care policy, to name…” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
13	American International Health Alliance	Exact match	Washington, DC, United StatesHQ recorded Sep 16, 2026	11-50	56 contacts →
	Exact match “The American International Health Alliance is a nonprofit organization working to advance global health by helping communities and nations with limited resources build sustainable…” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
14	Center For The Study Of Services	Exact match	Washington, DC, United StatesHQ recorded Sep 16, 2026	51-200	54 contacts →
	Exact match “Center for the Study of Services (CSS) is a nonprofit, 501(c)(3) organization with decades of experience in healthcare surveys, research, analysis, and reporting.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
15	Public Health Foundation	Exact match	Washington, DC, United StatesHQ recorded Sep 16, 2026	11-50	54 contacts →
	Exact match “The Public Health Foundation (PHF) is dedicated to achieving healthy communities through research, training, and technical assistance.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
16	ATI Advisory	Exact match	Washington, DC, United StatesHQ recorded Sep 16, 2026	11-50	51 contacts →
	Exact match “ATI Advisory is a healthcare research and advisory services firm dedicated to system reform that improves health outcomes and makes care better for everyone.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
17	Health Affairs	Exact match	Washington, DC, United StatesHQ recorded Sep 16, 2026	11-50	51 contacts →
	Exact match “Health Affairs Publishing delivers rigorous, nonpartisan research and analysis to improve health and health care.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
18	ATA	Exact match	Washington, DC, United StatesHQ recorded Sep 16, 2026	11-50	44 contacts →
	Exact match “The American Telemedicine Association (ATA) is the catalyst for advancing innovation and the transformation of healthcare through virtual care, digital health, and AI-enabled care…” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
19	America's Essential Hospitals	Exact match	Washington, DC, United StatesHQ recorded Sep 16, 2026	11-50	43 contacts →
	Exact match “America’s Essential Hospitals is the leading association and champion for hospitals dedicated to equitable, high-quality care for all, including those who face social and…” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
20	Alliance Of Community Health Plans Achp	Exact match	Washington, DC, United StatesHQ recorded Sep 16, 2026	11-50	41 contacts →
	Exact match “The Alliance of Community Health Plans (ACHP) is a national leadership organization bringing together innovative health plans and provider groups that are among America’s best at…” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
21	School-Based Health Alliance	Exact match	Washington, DC, United StatesHQ recorded Sep 16, 2026	11-50	38 contacts →
	Exact match “The School-Based Health Alliance is a nonprofit organization that was founded in 1995.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
22	Washington Health Institute	Exact match	Washington, DC, United StatesHQ recorded Sep 16, 2026	51-200	37 contacts →
	Exact match “The Washington Health Institute is a nonprofit healthcare organization, founded with the mission to improve the health of the DC, Maryland and Virginia metropolitan area through…” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
23	EDERA	Exact match	Washington, DC, United StatesHQ recorded Sep 16, 2026	51-200	35 contacts →
	Exact match “Edera L3C is a technology-powered consulting firm that partners with enterprise, federal government, and health care-focused clients.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
24	DC Primary Care Association	Exact match	Washington, DC, United StatesHQ recorded Sep 16, 2026	11-50	35 contacts →
	Exact match “The DC Primary Care Association (DCPCA) is a nonprofit health action organization working to facilitate the development and sustainability of an effective, integrated health care…” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
25	National Minority Quality Forum	Exact match	Washington, DC, United StatesHQ recorded Sep 16, 2026	11-50	34 contacts →
	Exact match “The National Minority Quality Forum is a research and educational organization dedicated to ensuring that high-risk racial and ethnic populations and communities receive optimal…” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “healthcare nonprofits”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 25 of 143 healthcare nonprofits based in Washington, United States

See the full list, filter by size, metro and specialty, and access 1,669 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Healthcare nonprofits based in Washington, United States at a glance

As of Sep 16, 2026

27.8%Verified-email coverage

42.0Average contacts per company

11-50Median size (employees)

Sep 16, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

501-1,000

1,001-5,000

Email recency for this list is measured across the whole United States list rather than for Washington, so it is reported there. Company counts and contact totals on this page are exact for Washington, over 143 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 Washington, United States whose business descriptions match “healthcare 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 1,669 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 16, 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.

Healthcare nonprofits by metro in the United States

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 “healthcare nonprofits”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many healthcare nonprofits are there based in Washington, United States?

RevenueBase identified 143 company matches for healthcare nonprofits associated with Washington, 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?

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

Which city in the United States has the most healthcare nonprofits?

New York leads the United States with 201 company records, followed by Washington (143) and Los Angeles (133).

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 1,669 professional contacts with verified work emails tracked across these 143 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 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 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.