John Muir Health is a public charity based in Walnut Creek, California, and a not-for-profit health system. It provides hospital and other health services and supports community-based nonprofit partners working on health needs in the areas it serves.
Key facts about John Muir Health
In short: John Muir Health gave $142.2M across 53 grants in 2024 (avg $2.7M), mostly in California. Source: 2024 IRS Form 990.
- EIN
- 94-1461843
- Latest 990 filing
- Form 990, 2024
- Annual giving (2024)
- $142,151,380
- Grants made (2024)
- 53
- Average grant
- $2,682,102
- Median grant
- $50,000
- Total assets
- $3,610,884,686
- Primary geography
- California (100% of itemized 2024 grant dollars)
- Accepts unsolicited proposals
- No
- How to apply
- John Muir Health’s community benefit grant opportunities are by invitation only and it does not accept unsolicited requests for those grants. Full details ↓
Data from IRS Form 990, 2024; updated September 2026. Application details from Grantable's research on the foundation's public materials; confirm on its website before applying.
Financial Overview
From 2024 IRS Form 990 · View filing
Total Assets
$3.6B
+6.8% YoY
Annual Giving
$142.2M
-3.7% YoY
Grant Count
53
+8.2% YoY
Avg Grant Size
$2.7M
-11.0% YoY
How John Muir Health gives
- 81% of 2024 grantees were also funded in 2023. Method
- Giving held roughly steady from 2021 to 2024 (+3%). Method
Estimate from itemized grant lists in IRS Form 990 filings (2024). Recipient names are matched across years, so a renamed or misspelled grantee can look new; grants to individuals are left out. Methodology.
Mission & Focus Areas
John Muir Health’s mission is to improve the health of the communities it serves with quality and compassion. Its 2023–2025 community benefit priorities are behavioral health, healthcare access and delivery, and housing and homelessness prevention. Its stated selection criteria emphasize programs serving vulnerable populations facing health disparities, barriers to care, or economic disadvantage.
John Muir Health supports nonprofit organizations and other community partners, including schools, clinics, and community-based providers. Its 2024 grants included support for organizations addressing healthcare access, mental health, food, housing, and violence prevention. Among the grantees, Fred Finch Youth Center describes its mission as supporting children, youth, young adults, and families to heal from trauma and lead healthy, productive lives. Center for Human Development describes its work as creating opportunities for people to realize their full potential through services for at-risk youth, individuals, families, and communities.
Grantmaking
In 2024, John Muir Health reported 53 grants totaling $142,151,380. Grant amounts ranged from $6,000 to $117,627,624, with a median grant of $50,000. The largest awards were $117,627,624 to John Muir Physician Network, $11,945,476 to John Muir Behavioral Health, and $7,371,953 to John Muir Health Foundation; each was listed for general support. Other notable awards included $1,461,213 to John Muir/Mt. Diablo Community Health Fund for community support, $504,451 to Fred Finch Youth Center, and $492,500 to Contra Costa Family Justice Center, both for community support.
Review Cycle
.
How to Apply
or deadline.
Open Grants
5 open opportunities from John Muir Health
CLIMB Near Peer Mentorship Program Grant
John Muir Health
Amount
Varies
Deadline
Rolling / Open
Health Career Connection Internship Grant
John Muir Health
Amount
Varies
Deadline
Rolling / Open
John Muir Community Health Fund (CHF) Grant
John Muir Health
Amount
Varies
Deadline
Rolling / Open
Ready to take the next step with John Muir Health?
Geographic Focus
Where this funder awards grants
John Muir Health’s grant opportunities are for registered 501(c)(3) organizations providing services in Northern Alameda County, Contra Costa County, or the Tri-Valley area. Its Community Health Fund supports nonprofits in Contra Costa County, with its 2024 impact report describing work in East and Central Contra Costa. Event sponsorships are described as serving Contra Costa County, the Tri-Valley, and Northern Alameda County. All 2024 grant dollars were reported as going to California recipients.
Grant Distribution by State
Share of 2024 grant dollars across all 53 itemized grants.
Cities
Giving Over Time
Total grant dollars and number of grants per year
From 2019 to 2024, annual grant giving ranged from $64.8M (2019) to $147.6M (2023). In 2024 it made 53 grants totaling $142.2M.
Grant Insights
How this funder distributes its grants
Top Recipients
Top 10 recipients in 2024
The largest 2024 recipient was John Muir Physician Network ($117.6M). Together the top 10 received $140.1M.
Grant Size Distribution
214 grants across all recorded years
The most common grant size was under $50K: 97 grants of 214 (45%).
Giving History
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| John Muir Physician Network Walnut Creek, CA | General Support | $117,627,624 |
| John Muir Behavioral Health Walnut Creek, CA | General Support | $11,945,476 |
| John Muir Health Foundation Walnut Creek, CA | General Support | $7,371,953 |
| John Muirmt Diablo Community Health Fund Concord, CA | Community Support | $1,461,213 |
| Fred Finch Youth Center Oakland, CA | Community Support | $504,451 |
| Contra Costa Family Justice Center Richmond, CA | Community Support | $492,500 |
| Operation Access San Francisco, CA | Community Support | $175,000 |
| Mental Health Connection Concord, CA | Community Support | $160,000 |
| Ryse Center Richmond, CA | Community Support | $160,000 |
| Inspiring Communities Hercules, CA | Community Support | $155,000 |
Financial History
Multi-year comparison from IRS filings
| Filing year | Assets | Revenue | Expenses |
|---|---|---|---|
| 2024 | $3,610,884,686 | $2,018,584,584 | $1,961,689,029 |
| 2023 | $3,380,744,220 | $1,776,163,443 | $1,857,908,955 |
| 2022 | $3,323,424,314 | $1,753,594,803 | $1,806,196,589 |
| Metric | 2024 | 2023 | 2022 |
|---|---|---|---|
| Total Assets | $3,610,884,686 | $3,380,744,220 | $3,323,424,314 |
| Revenue | $2,018,584,584 | $1,776,163,443 | $1,753,594,803 |
| Expenses | $1,961,689,029 | $1,857,908,955 | $1,806,196,589 |
| Net Investment Income | $89,369,632 | $57,337,271 | $45,815,211 |
Data update history
When this profile's IRS filing data changed on Grantable
- Added Form 990 for fiscal year 2019 (received by the IRS November 13, 2020)
- Updated Form 990 for fiscal year 2020 (received by the IRS November 12, 2021)
- Updated Form 990 for fiscal year 2021 (received by the IRS November 8, 2022)
- Updated Form 990 for fiscal year 2022 (received by the IRS November 14, 2023)
- Updated Form 990 for fiscal year 2023 (received by the IRS November 14, 2024)
- Updated Form 990 for fiscal year 2024 (received by the IRS November 12, 2025)
- IRS filings on file for fiscal years 2020–2024
Leadership & Key People
Leadership team and compensation from IRS filings
The 2024 filing lists Michael S. Thomas as President and CEO; Jay Harris as Chairman; Roger Bailey as Vice Chairman; and John Sayres as Secretary and Treasurer. Directors listed are Fatima Angeles, Chinnavuth De Monteiro MD, Anne Grodin, Steven Green MD, Carolyn Lacey MD, and Laura Markstein.
John Muir Health is led by Michael S. Thomas, President & CEO since 2023 (on filings since 2019); 24 of 25 officers listed in 2024 are compensated.
Officers on the 2024 filing
Michael S. Thomas
President & CEO
Executive Vice President & Chief Transformation → CEO, Director & President, 2022
CEO, Director & President → President & CEO, 2023
On filings since 2019
60 hrs/week
$1M (2019) → $2.1M (2024)
Jay Harris
Chairman
Director → Vice Chairman, 2021
Vice Chairman → Chairman, 2023
On filings since 2019
5 hrs/week
No compensation reported
Anne Grodin
Director
On filings since 2019
5 hrs/week
$25K (2019) → $31K (2024)
Jack Thompson
Director
On filings since 2019
5 hrs/week
$25K (2020) → $31K (2024)
Kathleen Odne
Director
Vice Chairman → Chairman, 2021
Chairman → Director, 2023
On filings since 2019
5 hrs/week
$25K (2019) → $31K (2024)
Laura Markstein
Director
Director → Secretary, 2020
Secretary → Director, 2021
On filings since 2019
5 hrs/week
$19K (2023) → $25K (2024)
Mark Musco MD
Director
On filings since 2019
5 hrs/week
$15K (2019) → $31K (2024)
Peter Wilson
Director
On filings since 2020
5 hrs/week
$4K (2020) → $31K (2024)
Carolyn Lacey MD
Director
On filings since 2022
5 hrs/week
$25K (2022) → $31K (2024)
Fatima Angeles
Director
On filings since 2022
5 hrs/week
$25K (2022) → $31K (2024)
Chinnavuth De Monteiro MD
Director
On filings since 2023
5 hrs/week
$19K (2023) → $31K (2024)
Vivian Wing MD
Director
On filings since 2023
5 hrs/week
$19K (2023) → $31K (2024)
Steven Green MD
Director
New on the 2024 filing
5 hrs/week
$40K (2024)
Steven Young MD
Director
New on the 2024 filing
5 hrs/week
$25K (2024)
Jane Willemsen
Chief Operating Officer
Executive Vice President & President Hospital Ops → Chief Operating Officer, 2023
On filings since 2019
60 hrs/week
$1.1M (2019) → $1.6M (2024)
John Sayres
Secretary & Treasurer
Secretary → Secretary & Treasurer, 2021
On filings since 2019
5 hrs/week
$25K (2019) → $31K (2024)
Lisa Foust
Senior Vice President & Human Resources
Senior Vice President & Human Resources → Senior Vice President Human Resources, 2021
Senior Vice President Human Resources → Senior Vice President & Human Resources, 2024
On filings since 2019
60 hrs/week
$646K (2019) → $815K (2024)
Max Reynolds
Senior Vice President & General Counsel
On filings since 2019
60 hrs/week
$654K (2019) → $1.2M (2024)
Michelle Lopes RN
Chief Administrator Officer
Chief Nursing Executive → Senior Vice President Hospital Operations, 2023
Senior Vice President Hospital Operations → Chief Administrator Officer, 2024
On filings since 2019
60 hrs/week
$530K (2019) → $1.1M (2024)
Roger Bailey
Vice Chairman
Director → Vice Chairman, 2023
On filings since 2019
5 hrs/week
$19K (2019) → $31K (2024)
Melinda Estep
Senior Vice President & CFO
On filings since 2023
60 hrs/week
$322K (2023) → $718K (2024)
Paul Deeringer
Senior Vice President & Chief Strategy Officer
Senior Vice President & Cso → Senior Vice President & Chief Strategy Officer, 2024
On filings since 2023
60 hrs/week
$652K (2023) → $1.3M (2024)
Russell Rodriguez
Senior Vice President & Chief Medical Officer
On filings since 2023
60 hrs/week
$884K (2023) → $913K (2024)
Nick Mickas
Vice President & Clinical Affairs
New on the 2024 filing
60 hrs/week
$676K (2024)
Tim Maurice
Interim CFO
New on the 2024 filing
60 hrs/week
$374K (2024)
Former officers (17)
- Former: Calvin Knight (2019–2023) — Former President & CEO
- Former: Christian Pass (2019–2023) — Senior Vice President & CFO
- Former: George Sauter (2019–2023) — Senior Vice President & Chief Strategy Officer
- Former: Johannes Joe Peters MD (2019–2023) — Director
- Former: Ravi Hundal MD (2019–2023) — Director
- Former: Chi Perlroth MD (2019–2022) — Director
- Former: Taejoon Ahn MD (2019–2022) — Director
- Former: Elizabeth Mahler MD (2022) — Vice President & Chief Value Based Care
- Former: Toson Boyo (2022) — Senior Vice President & Hospital Operations
- Former: Irving Pike MD (2019–2021) — Senior Vice President & Chief Medical Officer
- Former: John Merson MD (2019–2021) — Director
- Former: Jon Russell (2019–2021) — Former Senior Vice President & CIO
- Former: William Hudson (2020–2021) — Senior Vice President & CIO
- Former: Michael Monaldo (2021) — Vice President & Facilities Development
- Former: Michael Moody (2019–2020) — Former Senior Vice President
- Former: Ray Nassief (2019–2020) — Senior Vice President & Hospital Operations
- Former: Robert E. Edmondson (2019–2020) — Chairman & Treasurer
Data from IRS Form 990 filings, 2019–2024. "On filings since" is the earliest filing we hold that lists the person; hours are average hours per week as reported.
Compensation Overview
From 2024 IRS filing
The highest reported compensation on the 2024 filing was $2.1M, to Michael S Thomas (President/CEO). 24 officers or directors reported compensation on that filing.
Contact
Mailing address: 1400 Treat Boulevard, Walnut Creek, CA 94597
Phone: (925) 939-3000
Website: https://johnmuirhealth.com
Frequently asked questions about John Muir Health
How much does John Muir Health give each year?
John Muir Health gave $142.2M across 53 grants in 2024, according to its 2024 IRS Form 990. In 2023 it gave $147.6M across 49 grants.
What is John Muir Health's typical grant size?
John Muir Health's median grant in 2024 was $50,000, and its average grant was $2,682,102, across 53 grants on its 2024 IRS Form 990.
Where does John Muir Health give grants?
John Muir Health gives mostly in California: 100% of the grant dollars itemized on its 2024 IRS Form 990 went to recipients there. The most frequent recipient cities were Concord, CA (12 grants), Oakland, CA (9 grants), Walnut Creek, CA (7 grants) and Pleasant Hill, CA (3 grants).
Does John Muir Health give general operating support?
Occasionally: 8% of John Muir Health's 2024 grants with a stated purpose (4 of 53) were for general or operating support, per its 2024 IRS Form 990. Recurring purposes include "Community Support" (31 grants) and "Sponsorship" (13 grants).
Who are John Muir Health's largest grantees?
John Muir Health's largest 2024 grantees include John Muir Physician Network ($117,627,624), John Muir Behavioral Health ($11,945,476) and John Muir Health Foundation ($7,371,953), according to its 2024 IRS Form 990. Together they received 96% of its itemized 2024 grant dollars.
How large is John Muir Health?
John Muir Health reported $3.6B in total assets on its 2024 IRS Form 990. Its revenue that year was $2.0B.
What does John Muir Health fund?
John Muir Health’s mission is to improve the health of the communities it serves with quality and compassion. Its 2023–2025 community benefit priorities are behavioral health, healthcare access and delivery, and housing and homelessness prevention. See mission & focus areas ↑
How do I apply for a grant from John Muir Health?
John Muir Health’s community benefit grant opportunities are by invitation only and it does not accept unsolicited requests for those grants. Eligibility and process details are in the grantmaking section of this profile. See how to apply ↑
What is John Muir Health's EIN?
John Muir Health's EIN (Employer Identification Number) is 94-1461843. IRS Form 990 filing data is available on this page for 2019–2024.
Does John Muir Health accept unsolicited proposals?
No, according to Grantable's research on the foundation's published guidelines. See how to apply ↑
Data last updated September 2026. Sourced from IRS Form 990 filings. Research dossier generated September 2026.
Here's the math on researching John Muir Health by hand.
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