From public IRS filings
JOHN MUIR HEALTH
WALNUT CREEK, CA · Health Care
Mission
THE MISSION OF JOHN MUIR IS TO IMPROVE THE HEALTH OF THE COMMUNITIES WE SERVE WITH QUALITY AND COMPASSION.
Financials (IRS Form 990)
Total revenue
$2B
Total expenses
$2B
Total assets
$3.6B
Source: IRS Form 990, tax year 2025.
Who funds JOHN MUIR HEALTH
$69.5M in foundation grants on record from 11 funders — matched from IRS 990 grant line items. Some matches may be approximate.
| Funder | Total given | Grants |
|---|---|---|
| John Muir Health Foundation | $38.4M | 3 |
| John Muir Behavioral Health | $24.5M | 3 |
| John Muir Physician Network | $5.6M | 3 |
| Carestar Foundation | $300K | 1 |
| Tom and Cathy Hui Foundation | $246K | 2 |
| Donor Advised Charitable Giving | $207K | 4 |
| White Pony Express | $188K | 3 |
| Vanguard Charitable Endowment Program | $100K | 1 |
| Alliance Nctn Foundation | $31K | 2 |
| Coit Family Foundation | $25K | 1 |
Leadership
MICHAEL THOMAS (Principal officer)
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