The waiting room of a community health clinic

Grant recipient EIN 20-2601653Health

Who funds Mammoth Hospital Foundation?

13 private foundations gave Mammoth Hospital Foundation in Mammoth Lakes, CA $299,816 across 26 grants, in tax years 2018 to 2025.

Grants listed on funders’ 990-PF returns for tax years 2018 to 2025, read from the IRS e-file on Nov 11, 2026. Returns reach the IRS 5 to 18 months after the year they describe.

Grants received by year

Grants from private foundations by the funder’s tax year. The latest year is in blue; it is not complete until all its returns reach the IRS.

Every foundation grant, by year

26 grants

Each line as the funder listed it on its return, newest year first, then largest.

  1. Donald W Collier Charitable Trust IIChicago, IL 2025

    Unrestricted

    $1,000
  2. Dave and Roma McCoy Family FoundationBishop, CA 2024

    Community Hospital

    $217,858
  3. Willard & Renee Wade FoundationLos Angeles, CA 2024

    To further the goals of the foundation

    $25,000
  4. Friese FoundationChatsworth, CA 2024

    To ensure excellence in healthcare at mammoth hospital by supporting advancements in programs, facilities and technology.

    $5,000
  5. Casey Family FoundationGenoa, NV 2024

    To further charitable purposes of public charity

    $3,000
  6. The Stern Family FoundationSherman Oaks, CA 2024

    Medical research and treatment programs

    $2,000
  7. Croutch Family FoundationEncino, CA 2024

    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.

    $500
  8. Donald M Slager Sunset FoundationBishop, CA 2023

    Health care scholarship program

    $20,000
  9. The Crail-Johnson FoundationSan Pedro, CA 2023

    General operating support - matching

    $2,500
  10. The Stern Family FoundationSherman Oaks, CA 2023

    Medical research and treatment programs

    $500
  11. Amazonsmile FoundationSeattle, WA 2023

    General support

    $287
  12. Casey Family FoundationGenoa, NV 2022

    To further charitable purposes of public charity

    $3,000
  13. The Crail-Johnson FoundationSan Pedro, CA 2022

    To support the purchase of a new CT scanner for mammoth hospital

    $2,500
  14. Amazonsmile FoundationSeattle, WA 2022

    General support

    $323
  15. The Stern Family FoundationSherman Oaks, CA 2022

    Medical research and treatment programs

    $250
  16. Abrams Family FoundationLos Angeles, CA 2022

    Charitable

    $206
  17. The Stern Family FoundationSherman Oaks, CA 2021

    Medical research and treatment programs

    $515
  18. The Crail-Johnson FoundationSan Pedro, CA 2021

    General operating support

    $500
  19. Craig and Barbara Barrett FoundationParadise Valley, AZ 2021

    General support

    $200
  20. Amazonsmile FoundationSeattle, WA 2021

    General support

    $185
  21. John & Mildred Holmes Family FoundationHouston, TX 2020

    Covid 19 releif fund

    $6,000
  22. The Crail-Johnson FoundationSan Pedro, CA 2020

    Captial campaign dental clinic

    $2,500
  23. The Stern Family FoundationSherman Oaks, CA 2020

    Medical research and treatment programs

    $750
  24. Amazonsmile FoundationSeattle, WA 2020

    General support

    $242
  25. The Crail-Johnson FoundationSan Pedro, CA 2019

    Dental clinic

    $2,500
  26. The Crail-Johnson FoundationSan Pedro, CA 2018

    Mammoth hospital dental clinic

    $2,500

Funders of similar organizations nearby

Foundations that gave to other health organizations in California and are not among Mammoth Hospital Foundation’s funders above.

  1. The Bank of America Charitable Foundation IncCharlotte, NC 1,744 grants Accepts applications $5,533,029 to similar organizations
  2. The California Wellness FoundationLos Angeles, CA 302 grants Accepts applications $38,603,828 to similar organizations
  3. The California EndowmentLos Angeles, CA 637 grants Preselected only $87,088,146 to similar organizations
  4. The Pfizer Foundation IncNew York, NY 266 grants Preselected only $631,644 to similar organizations
  5. Sempra FoundationSan Diego, CA 228 grants Preselected only $428,564 to similar organizations
  6. JPMorgan Chase FoundationNew York, NY 232 grants Preselected only $1,604,670 to similar organizations
  7. Delta Dental Community Care FoundationSan Francisco, CA 303 grants Preselected only $32,188,345 to similar organizations
  8. McNabb FoundationWilmington, DE 76 grants Preselected only $78,000 to similar organizations

About this match

Funders write a recipient’s name and address, not its EIN. We matched these grants to EIN 20-2601653 by name and ZIP code against the IRS list of exempt organizations and our list of filers. Grants we could not tie to one organization are not counted here.