Data / Nonprofits / California / Ontario / Health care
Health care nonprofits in Ontario, CA: 11 registered with the IRS
11 health care nonprofits are registered with the IRS in Ontario, CA, 11 of them 501(c)(3) charities; the 3 that report revenue took in $926.5 million. The largest by revenue: Prime Healthcare Foundation Inc ($926.3 million), Dignity Group ($180,291), Promoters for Better Health ($35,146).
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Every organization, largest by revenue first
| Organization | Type | Since | Revenue | Assets | Filing |
|---|---|---|---|---|---|
| Prime Healthcare Foundation Inc | 501(c)(3) | 2015 | $926.3 million | $2.14 billion | 2024-12 |
| Dignity Group | 501(c)(3) | 2010 | $180,291 | $278,773 | 2025-12 |
| Promoters for Better Health | 501(c)(3) | 2019 | $35,146 | $9,795 | 2023-12 |
| Adrians World | 501(c)(3) | 2020 | $0 | $0 | 2025-12 |
| Advocates for Medical Expansion Inc | 501(c)(3) | 2025 | |||
| Advocates for Mobility Solutions Through Home Renovations Inc | 501(c)(3) | 2025 | |||
| Aktiva Nutrition & Prevention Hub | 501(c)(3) | 2022 | $0 | $1 | 2022-12 |
| Camalaniugan Circle USA | 501(c)(3) | 2009 | $0 | $0 | 2025-05 |
| Carexchange | 501(c)(3) | 2025 | |||
| Ez Care Link Foundation | 501(c)(3) | 2023 | $1 | 2023-12 | |
| North America Ai Medical Foundation | 501(c)(3) | 2024 | $0 | $0 | 2024-11 |
Other causes in Ontario, CA
- Religion-related 95
- Human services 56
- Education 54
- Recreation and sports 28
- Arts, culture and humanities 27
- Community improvement and capacity building 17
- Youth development 17
- Philanthropy, voluntarism and grantmaking foundations 12
- Public and societal benefit 11
- Mutual and membership benefit 9
- Mental health and crisis intervention 8
- Animal-related 8
- Food, agriculture and nutrition 6
- International, foreign affairs and national security 5
- Employment 5
- Environment 4
- Housing and shelter 4
- Crime and legal-related 3
Every nonprofit in Ontario, CA · Health care nonprofits across the state · Nonprofits in every city of the state
Read from the IRS Exempt Organizations Business Master File, updated by the IRS on October 24, 2026 and rebuilt here every morning. Revenue and assets are from each organization's latest filing as the IRS lists it; the IRS record is the official one. Organizations only: no people are named on these pages.