funder-graph › Recipients
Who funds Mammoth Hospital Foundation
EIN 20-2601653 · Mammoth Lakes, CA · NTEE E12
Mammoth Hospital Foundation of Mammoth Lakes, CA (EIN 20-2601653) was named as a grant recipient by 22 funders in 35 grants paid totaling $537,816 in tax years 2020–2025, as reported on the funders' Forms 990-PF and 990 Schedule I. Each edge was resolved to this EIN at the match tier shown. Dataset version 2026.09.0, built 2026-09-03.
Grants received
$537,816
35 grants paid
Funders
22
distinct grantmakers
Tax years
2020–2025
as reported by funders
Funders
Match tier: A Reported EIN · B Exact name and place · C Strong name match · D Probable name match · U Unresolved. Tiers C and D are inferred, not reported; see how matching works.
Grants
The 35 most recent grants naming this organization.
| Tax year | Funder | Recipient | Match | Amount | Type | Purpose | Source filing |
|---|---|---|---|---|---|---|---|
| 2025 | National Philanthropic Trust | Mammoth Hospital Foundation Mammoth Lakes, CA | A | $44,500 | paid | HEALTH | 202601289349302480 |
| 2025 | Fidelity Investments Charitable Gift Fund | Mammoth Hospital Foundation Mammoth Lakes, CA | A | $44,450 | paid | For grant recipient's exempt purposes | 202601389349301700 |
| 2025 | The Albertsons Companies Foundation | Mammoth Hospital Foundation Mammoth Lakes, CA | A | $30,000 | paid | CANCER PREVENTION AND TREATMENT | 202543219349308484 |
| 2025 | Donor Advised Charitable Giving Inc | Mammoth Hospital Foundation Mammoth Lakes, CA | A | $15,000 | paid | HEALTH | 202611199349300601 |
| 2025 | The Ayco Charitable Foundation | Mammoth Hospital Foundation Mammoth Lakes, CA | A | $15,000 | paid | MEDICAL | 202621349349304192 |
| 2025 | Donald W Collier Charitable Trust II | Mammoth Hospital Foundation Mammoth Lakes, CA | B | $1,000 | paid | Unrestricted | 202611329349102616 |
| 2024 | Dave and Roma Mccoy Family Foundation | Mammoth Hospital Foundation Mammoth Lakes, CA | B | $217,858 | paid | Community Hospital | 202531359349102223 |
| 2024 | The Albertsons Companies Foundation | Mammoth Hospital Foundation Mammoth Lakes, CA | A | $30,000 | paid | EDUCATION | 202442509349301809 |
| 2024 | Willard & Renee Wade Foundation Co Paul Frimmer | Mammoth Hospital Foundation Mammoth Lakes, CA | B | $25,000 | paid | TO FURTHER THE GOALS OF THE FOUNDATION | 202532059349100018 |
| 2024 | Friese Foundation | Mammoth Hospital Foundation Mammoth Lakes, CA | B | $5,000 | paid | TO ENSURE EXCELLENCE IN HEALTHCARE AT MAMMOTH HOSPITAL BY SUPPORTING ADVANCEMENTS IN PROGRAMS, FACILITIES AND TECHNOLOGY. | 202503219349104325 |
| 2024 | Casey Family Foundation | Mammoth Hospital Foundation Mammoth Lakes, CA | B | $3,000 | paid | To further charitable purposes of public charity | 202523179349103572 |
| 2024 | The Stern Family Foundation | Mammoth Hospital Foundation Mammoth Lakes, CA | B | $2,000 | paid | MEDICAL RESEARCH AND TREATMENT PROGRAMS | 202503179349102730 |
| 2024 | Croutch Family Foundation | Mammoth Hospital Foundation Mammoth Lakes, CA | B | $500 | paid | TO SUPPORT MAMMOTH HOSPITAL'S MISSION BY RAISING FUNDS TO ADVANCE ITS PROGRAMS, FACILITIES, AND TECHNOLOGY TO ENSURE EXCELLENCE IN HEALTHCARE FOR THE RESIDENTS AND VISITORS OF THE EASTERN SIERRA. | 202503179349102825 |
| 2023 | Donald M Slager Sunset Foundation | Mammoth Hospital Foundation Mammoth Lakes, CA | B | $20,000 | paid | HEALTH CARE SCHOLARSHIP PROGRAM | 202421369349102197 |
| 2023 | Community Service Solutions | Mammoth Hospital Foundation Mammoth Lakes, CA | B | $15,000 | paid | 202421919349300917 | |
| 2023 | Schwab Charitable Fund | Mammoth Hospital Foundation Mammoth Lakes, CA | A | $12,500 | paid | HEALTH | 202411039349301716 |
| 2023 | Fidelity Investments Charitable Gift Fund | Mammoth Hospital Foundation Mammoth Lakes, CA | A | $5,250 | paid | For grant recipient's exempt purposes | 202441369349301334 |
| 2023 | The Crail-Johnson Foundation | Mammoth Hospital Foundation Mammoth Lakes, CA | B | $2,500 | paid | GENERAL OPERATING SUPPORT - MATCHING | 202443199349102094 |
| 2023 | The Stern Family Foundation | Mammoth Hospital Foundation Mammoth Lakes, CA | B | $500 | paid | MEDICAL RESEARCH AND TREATMENT PROGRAMS | 202413199349104381 |
| 2023 | Amazonsmile Foundation | Mammoth Hospital Foundation Mammoth Lakes, CA | B | $287 | paid | GENERAL SUPPORT | 202540919349100629 |
| 2023 | The Albertsons Companies Foundation | Mammoth Hospital Foundation Mammoth Lakes, CA | A | $0 + $10,000 non-cash | paid | CANCER PREVENTION AND TREATMENT | 202332869349300718 |
| 2023 | The Albertsons Companies Foundation | Mammoth Hospital Foundation Mammoth Lakes, CA | A | $0 + $17,000 non-cash | paid | CANCER PREVENTION AND TREATMENT | 202332869349300718 |
| 2022 | Vanguard Charitable Endowment Program | Mammoth Hospital Foundation Mammoth Lakes, CA | A | $25,000 | paid | For recipient's exempt purpose | 202331359349303108 |
| 2022 | Carson-Tahoe Health System | Mammoth Hospital Foundation Mammoth Lakes, CA | A | $7,500 | paid | SPONSORSHIP-GOLF TOURNAMENT | 202312899349303091 |
| 2022 | Casey Family Foundation | Mammoth Hospital Foundation Mammoth Lakes, CA | B | $3,000 | paid | To further charitable purposes of public charity | 202343199349101719 |
| 2022 | The Crail-Johnson Foundation | Mammoth Hospital Foundation Mammoth Lakes, CA | B | $2,500 | paid | TO SUPPORT THE PURCHASE OF A NEW CT SCANNER FOR MAMMOTH HOSPITAL | 202313149349102571 |
| 2022 | Amazonsmile Foundation | Mammoth Hospital Foundation Mammoth Lakes, CA | B | $323 | paid | GENERAL SUPPORT | 202313119349100141 |
| 2022 | The Stern Family Foundation | Mammoth Hospital Foundation Mammoth Lakes, CA | B | $250 | paid | MEDICAL RESEARCH AND TREATMENT PROGRAMS | 202321359349102567 |
| 2022 | Abrams Family Foundation | Mammoth Hospital Foundation Mammoth Lakes, CA | B | $206 | paid | CHARITABLE | 202313499349100506 |
| 2021 | Craig and Barbara Barrett Foundation | Mammoth Hospital Foundation Mammoth Lakes, CA | B | $200 | paid | GENERAL SUPPORT | 202221349349100342 |
| 2020 | John & Mildred Holmes Family Foundation C/O Legacy Trust Co | Mammoth Hospital Foundation Mammoth Lakes, CA | B | $6,000 | paid | COVID 19 RELEIF FUND | 202131589349100128 |
| 2020 | The Crail-Johnson Foundation | Mammoth Hospital Foundation Mammoth Lakes, CA | B | $2,500 | paid | CAPTIAL CAMPAIGN DENTAL CLINIC | 202133169349102538 |
| 2020 | The Stern Family Foundation | Mammoth Hospital Foundation Mammoth Lakes, CA | B | $750 | paid | MEDICAL RESEARCH AND TREATMENT PROGRAMS | 202141269349103004 |
| 2020 | Amazonsmile Foundation | Mammoth Hospital Foundation Mammoth Lakes, CA | B | $242 | paid | GENERAL SUPPORT | 202113199349100901 |
| 2020 | Direct Relief | Mammoth Hospital Pharmacy Mammoth Lakes, CA | A | $0 + $39,053 non-cash | paid | SUPPORT TO US CLINICS & HEALTH CENTERS FOR LOW-INCOME, UNINSURED PATIENTS | 202120119349302007 |
Match tier: A Reported EIN · B Exact name and place · C Strong name match · D Probable name match · U Unresolved. Tiers C and D are inferred, not reported; see how matching works.
Recipient matching for this dataset version has not yet completed its independent precision check. Tier A rows carry the EIN the filer reported; tiers B–D are inferred and should be read as leads until the check is published on the methodology page.
Derived from IRS Form 990-PF and Form 990 Schedule I e-file XML filed by the funders shown; this organization's identity from the IRS Exempt Organizations Business Master File. Dataset version 2026.09.0, built 2026-09-03. The rows as Parquet: manifest.
The same organization elsewhere in the program: exempt status and filing health · federal awards · grant guidance · open opportunities.
This is informational only, derived from public data on the dates shown. It is not an eligibility determination, and not legal, tax, or accounting advice. Verify against the official source before relying on it.