Nonprofit · EIN 95-3141984
MAMMOTH HOSPITAL AUXILIARY INC
Tax-exempt · MAMMOTH LAKES, CA 93546
Financials
| Year ended | Form | Revenue | Expenses | Net income | Total assets | Liabilities | Net assets |
|---|---|---|---|---|---|---|---|
| June 30, 2025 | 990 | $428,491 | $411,774 | $16,717 | $1,775,681 | $0 | $1,775,681 |
| June 30, 2024 | 990 | $475,962 | $492,980 | -$17,018 | $1,758,964 | $0 | $1,758,964 |
| June 30, 2023 | 990 | $383,409 | $396,073 | -$12,664 | $1,775,982 | $0 | $1,775,982 |
Financial details: 990 for the year ended June 30, 2025
Revenue
- Contributions, gifts and grants
- $425,098
- Program service revenue
- $1,770
- Investment income
- $1,623
- Other revenue
- $0
Expenses
- Grants and similar amounts paid
- $249,429
- Salaries, compensation and benefits (total)
- $0
- Professional fundraising fees
- $0
- Accounting fees
- $1,986
- Occupancy
- $88,905
- Depreciation
- $44,994
- Program services (functional)
- $250,922
- Management and general (functional)
- $53,194
- Fundraising (functional)
- $107,658
Balance sheet and other
- Total assets, start of year
- $1,758,964
- Total assets, end of year
- $1,775,681
- Total liabilities, end of year
- $0
- Net assets, end of year
- $1,775,681
- Land, buildings and equipment
- $1,500,504
- Net assets without donor restrictions
- $1,775,681
- Gross receipts
- $847,789
- Employees
- 0
- Volunteers
- 135
- Year formed
- 1978
- State of legal domicile
- CA
From the e-filed returns the IRS publishes as XML (latest three processing years; amended returns replace the original). PDF copies at the IRS.
Officers, directors and key employees
As listed on the 990 for the year ended June 30, 2025, highest compensation first.
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| Judy Bornfeld | Immed Past President Trustee or director | 1 | $0 |
| Jan McPherson | Parlimentarian Trustee or director | 1 | $0 |
| Vicki Mobley | Member at Large Trustee or director | 1 | $0 |
| Gail Miller | Member at Large Trustee or director | 1 | $0 |
| Michael Bornfeld | Member at Large Trustee or director | 1 | $0 |
| Gardiner Miller | Member at Large Trustee or director | 1 | $0 |
| Lorrie Gould | Vice President Trustee or director, Officer | 8 | $0 |
| Joanne Hunt | Secretary Trustee or director, Officer | 8 | $0 |
| Diane Beglau | Treasurer Trustee or director, Officer | 8 | $0 |
| Karen Curry | President Trustee or director, Officer | 12 | $0 |
990 for the year ended June 30, 2024: 10 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| Gail Miller | Member at Large Trustee or director | 1 | $0 |
| Vicki Mobley | Member at Large Trustee or director | 1 | $0 |
| Jan McPherson | Parlimentarian Trustee or director | 1 | $0 |
| Judy Bornfeld | Immed Past President Trustee or director | 1 | $0 |
| Gardiner Miller | Member at Large Trustee or director | 1 | $0 |
| Michael Bornfeld | Member at Large Trustee or director | 1 | $0 |
| Joanne Hunt | Secretary Trustee or director, Officer | 8 | $0 |
| Lorrie Gould | Vice President Trustee or director, Officer | 8 | $0 |
| Karen Curry | President Trustee or director, Officer | 12 | $0 |
| Diane Beglau | Treasurer Trustee or director, Officer | 8 | $0 |
990 for the year ended June 30, 2023: 10 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| Gail Miller | Member at Large Trustee or director | 1 | $0 |
| Vicki Mobley | Member at Large Trustee or director | 1 | $0 |
| Jan McPherson | Parlimentarian Trustee or director | 1 | $0 |
| Judy Bornfeld | Immed Past President Trustee or director | 1 | $0 |
| Gardiner Miller | Member at Large Trustee or director | 1 | $0 |
| Michael Bornfeld | Member at Large Trustee or director | 1 | $0 |
| Joanne Hunt | Secretary Trustee or director, Officer | 8 | $0 |
| Lorrie Gould | Vice President Trustee or director, Officer | 8 | $0 |
| Karen Curry | President Trustee or director, Officer | 12 | $0 |
| Diane Beglau | Treasurer Trustee or director, Officer | 8 | $0 |
Address and contacts
- Address (IRS master file)
- PO BOX 1399, MAMMOTH LAKES, CA 93546-1399
- In care of
- % DIANE BEGLAU
- Signed the 990
- DIANE BEGLAU, Treasurer
- Phone
- (760) 934-4303
- Return prepared by
- ABTP Services Inc
California records
California keeps its own records of charities and corporations. Search them by EIN 95-3141984 or by the name MAMMOTH HOSPITAL AUXILIARY INC.
- Attorney General, Registry of Charities and Fundraisers
- Registration status and filed reports (CT-TR-1, RRF-1)
- Secretary of State, bizfile Online
- Corporation status, entity number, agent for service
- Franchise Tax Board
- Entity status letter (state tax exemption, good standing)
Mission
To provide support for the medical needs of the community of Mammoth Lakes which includes grants for the purchase of Mammoth Hospital equipment, promoting good healthcare in the hospital and community, and sponsoring medically related education.
Program accomplishments
- Purchase hospital equipment for the Mammoth Hospital based upon their requested needs.Expenses $201,072
- Provide continuing education for hospital employees, either as in-house training for staff based upon hospital approved programs or for reimbursed costs for attending continuing education courses.Expenses $20,000
- Provide (6) college scholarships: (1) for $5,000, (1) for $3,500, (1) for $2,000, (1) for $1,500 and (2) for $1,000 each for students enrolled in medical field courses and maintaining a high GPA.Expenses $14,000
- Support Mammoth Hospital Cancer Outreach Program for local resident travel expenses to treatment facilities outside Eastern Sierra. Advertise Blood Drive In Association with Mammoth Hospital.Expenses $8,757
- Provide High School seniors with achievement awards of $125 to $250 each.Expenses $5,100
- Membership appreciation officer installation, banguets, and newsletters. Also service awards are presented related to the approximately 10,000 plus hours donated by the volunteers.Expenses $1,493
- Co-Sponsor with Mammoth Community Hospital Community Health Programs. Rhiannons Kids Fund to provide financial support to families who must take their child out of Mammoth Lakes to access needed medical services.Expenses $500
- Baby Welcome Program, provided 100 infant onesies for new borns.
What it must file and when
IRS records say it files Form 990 or 990-EZ. Based on its last return; a smaller organization may file the 990-N. Its accounting year ends in June, so each return is due on the 15th day of the 5th month after that.
| Tax year | Year ended | Due | IRS public records |
|---|---|---|---|
| 2025 | June 30, 2026 | November 16, 2026 | Not due yet |
| 2024 | June 30, 2025 | November 17, 2025 | 990 on file |
| 2023 | June 30, 2024 | November 15, 2024 | 990 on file |
IRS record
- EIN
- 95-3141984
- Tax-exempt status
- 501(c)(3): Charitable, religious, educational or scientific organization
- Foundation status
- Publicly supported organization (509(a)(2))
- Donations deductible (Pub 78)
- Public charity, 50% deduction limit
- Exempt since
- 1978
- Accounting year ends
- June
- Files
- Form 990 or 990-EZ
- Category (NTEE)
- Health care (E22J)
- Assets (IRS master file)
- $1,775,681
- Income (IRS master file)
- $847,789
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990 | June 2025 | $428,491 | $411,774 | $1,775,681 | XML |
| 990 | June 2024 | $475,962 | $492,980 | $1,758,964 | IRS |
| 990 | June 2023 | $383,409 | $396,073 | $1,775,982 | XML |
| 990 | June 2022 | $309,629 | $277,932 | $1,788,646 | IRS |
| 990 | June 2021 | – | – | – | IRS |
| 990 | June 2020 | – | – | – | IRS |
| 990 | June 2018 | – | – | – | IRS |
| 990 | June 2017 | – | – | – | IRS |
990-N: the IRS bulk file holds only the latest e-Postcard per organization; earlier years come from archived copies of that file since 2020 and can have gaps (the IRS e-Postcard search lists every one). 990, 990-EZ, 990-PF, 990-T: every e-filed return in the IRS e-file index since 2019; XML for the latest three processing years, amounts from the IRS Statistics of Income extracts before that. PDF copies and determination letters at the IRS (search EIN 95-3141984).
Questions about MAMMOTH HOSPITAL AUXILIARY INC
- What is the EIN of MAMMOTH HOSPITAL AUXILIARY INC?
- The employer identification number (EIN) of MAMMOTH HOSPITAL AUXILIARY INC is 95-3141984.
- Is MAMMOTH HOSPITAL AUXILIARY INC tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 1978.
- Are donations to MAMMOTH HOSPITAL AUXILIARY INC tax-deductible?
- Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
- Which annual return does MAMMOTH HOSPITAL AUXILIARY INC file?
- Form 990 or 990-EZ. Based on its last return; a smaller organization may file the 990-N.
- When is the next return of MAMMOTH HOSPITAL AUXILIARY INC due?
- The return for tax year 2025 (the year ending June 30, 2026) is due November 16, 2026. Form 8868 extends it by six months; the 990-N cannot be extended.
- When did MAMMOTH HOSPITAL AUXILIARY INC last file with the IRS?
- The latest return in the IRS public files is the 990 for the year ended June 2025.
- Who are the officers and directors of MAMMOTH HOSPITAL AUXILIARY INC?
- The 990 for the year ended June 30, 2025 lists 10 people; 0 received compensation from the organization.
- How much revenue does MAMMOTH HOSPITAL AUXILIARY INC have?
- On its 990 for the year ended June 30, 2025 it reported revenue of $428,491, expenses of $411,774 and total assets of $1,775,681 at year end.
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- ACCESS MAMMOTH EIN 31-1732524 · last filed 990 for 2025
- EASTERN SIERRA COMMUNITY HOUSING INC EIN 72-1553662 · last filed 990 for 2025
- IGNITE COLLECTIVE INC EIN 46-3339587 · last filed 990 for 2025
- MAMMOTH LAKES RECREATION EIN 47-1070284 · last filed 990 for 2025