Promotion of medical, hospital and healthcare services throughout Mono and Inyo counties within the Eastern Sierra Nevada region, California. Provide assistance to people in need of Health Care as well as funds for advancements in facilities, technologies and programs.
Financial Overview
From 2024 IRS Form 990-PF · View filing
Total Assets
$1.0M
+55.9% YoY
Annual Giving
$292K
-27.5% YoY
Grant Count
1
+0.0% YoY
Avg Grant Size
$292K
-27.5% YoY
About Mammoth Hospital Foundation
Based on IRS filings
Mammoth Hospital Foundation is a nonprofit organization focused on Health, based in MAMMOTH LAKES, CA. IRS filing data is available from 2020 through 2024. As of 2024, the organization holds $1.0M in total assets. In 2024, it awarded 1 grants totaling $292K. Net investment income was $53.
Focus Areas
Ready to take the next step with Mammoth Hospital Foundation?
Geographic Focus
Where this funder awards grants
Grant Distribution by State
States
Cities
Financial History
Multi-year comparison from IRS filings
| Metric | 2024 | 2023 | 2022 |
|---|---|---|---|
| Total Assets | $1,044,122 | $669,621 | $436,159 |
| Revenue | $998,110 | $703,009 | $430,723 |
| Expenses | $637,111 | $545,547 | $193,939 |
| Qualifying Distributions | — | — | — |
| Net Investment Income | $53 | — | — |
| Distributable Amount | — | — | — |
Giving Over Time
Total grant dollars and number of grants per year
Grant Insights
How this funder distributes its grants
Top Recipients
Top 1 recipients in 2024
Grant Size Distribution
5 grants across all recorded years
Giving History
Grant recipients and amounts by year
Among its reported 2024 grants, the largest include Mammoth Hospital ($292,083).
| Recipient | Purpose | Amount |
|---|---|---|
| Mammoth Hospital Mammoth Lakes, CA | Auxiliary Capital Outlay | $292,083 |
Leadership & Key People
Officers and directors from IRS filings
Compensation Overview
From 2024 IRS filing
From 2024 filing
| Name | Title | Hours | Compensation |
|---|---|---|---|
| Gardiner Miller | Executive Director | 1 | — |
| Lorrie Gould | Member at Large | 1 | — |
| Eric Clark | Member at Large | 1 | — |
| Robert Amonic | Secretary | — | — |
| Timothy Crall | Vice Chair | 1 | — |
| Gary Myer | Chair | 4 | — |
| Carolyn Escoto | Treasurer | 1 | — |
Subject Areas
Focus areas based on grantmaking activity
Frequently Asked Questions
What is Mammoth Hospital Foundation?
Mammoth Hospital Foundation is a nonprofit organization focused on Health, based in MAMMOTH LAKES, CA. It holds $1.0M in total assets as of 2024.
How large is Mammoth Hospital Foundation?
As of 2024, Mammoth Hospital Foundation holds $1.0M in total assets with $998K in annual revenue. It awarded 1 grants totaling $292K in 2024.
Where does Mammoth Hospital Foundation operate?
Mammoth Hospital Foundation has awarded grants in California.
What size grants does Mammoth Hospital Foundation award?
In 2024, Mammoth Hospital Foundation awarded 1 grants totaling $292K — an average of about $292K per grant, based on its IRS Form 990 filings.
What is Mammoth Hospital Foundation's EIN?
Mammoth Hospital Foundation's EIN (Employer Identification Number) is 20-2601653. IRS Form 990 filing data is available on this page for 2020–2024.
Explore Open Grants
Browse active grant opportunities in Mammoth Hospital Foundation's focus areas in our free grants database
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Data last updated April 2026. Sourced from IRS Form 990-PF filings.