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Nonprofit · EIN 42-1588058

FRIEND OF NEURO SURGERY INTERNATIONAL INC

Tax-exempt · LA JOLLA, CA 92037

Financials

$12022
Revenue Expenses · by fiscal year end
Financials of FRIEND OF NEURO SURGERY INTERNATIONAL INC by year, from its e-filed returns
Year endedFormRevenueExpensesNet incomeTotal assetsLiabilitiesNet assets
December 31, 2022990-EZ$1––$13,029–$13,029
Financial details: 990-EZ for the year ended December 31, 2022

Revenue

Investment income
$1

Expenses

Compensation of officers, directors and key employees
$0

Balance sheet and other

Total assets, start of year
$13,028
Total assets, end of year
$13,029
Total liabilities, end of year
–
Net assets, end of year
$13,029
Cash, savings and investments
$13,029
Gross receipts
$1

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-EZ for the year ended December 31, 2022, highest compensation first.

NameTitleHours / weekCompensation
MARK STERN MDPRESIDENT0$0

Address and contacts

Address (IRS master file)
1624 LUDINGTON LN, LA JOLLA, CA 92037-3805
In care of
% DR MARK STERN
Mailing address (990-N for 2025)
1624 Ludington Lane, La Jolla CA 92037
Principal officer (990-N for 2025)
Mark S Stern, 1624 Ludington Lane, La Jolla CA 92037
Signed the 990-EZ
MARK STERN MD, PRESIDENT
Phone
(760) 489-9490
Return prepared by
JULIA FIRESTONE CPA INC

California records

California keeps its own records of charities and corporations. Search them by EIN 42-1588058 or by the name FRIEND OF NEURO SURGERY INTERNATIONAL INC.

Attorney General, Registry of Charities and Fundraisers
Registration status and filed reports (CT-TR-1, RRF-1)

Mission

TO UPGRADE TREATMENT OF BRAIN AND SPINE DISEASE BY PROVIDING NEUROSURGICAL TREATMENT, MEDICAL EQUIPMENT, SUPPLIES, AND PHYSICIAN MEDICAL EDUCATION AND TRAINING IN THE UNITED STATES, THIRD WORLD COUNTRIES, OR UNDERDEVELOPED COUNTRIES. THE MISSION OF THE ORGANIZATION IS TO SAVE ONE LIFE AT A TIME.

990-EZ for the year ended December 31, 2022

Program accomplishments

  • TO UPGRADE TREATMENT OF BRAIN AND SPINE DISEASE BY PROVIDING NEUROSURGICAL TREATMENT, MEDICAL EQUIPMENT, SUPPLIES, AND PHYSICIAN MEDICAL EDUCATION AND TRAINING IN THE UNITED STATES, THIRD WORLD COUNTRIES, OR UNDERDEVELOPED COUNTRIES. THE MISSION OF THE ORGANIZATION IS TO SAVE ONE LIFE AT A TIME.

What it must file and when

IRS records say it files Form 990-N (e-Postcard). Gross receipts normally $50,000 or less. Its accounting year ends in December, so each return is due on the 15th day of the 5th month after that.

Tax yearYear endedDueIRS public records
2025December 31, 2025May 15, 2026990-N on file
2024December 31, 2024May 15, 2025990-N on file
2023December 31, 2023May 15, 2024990-N on file

IRS record

EIN
42-1588058
Tax-exempt status
501(c)(3): Charitable, religious, educational or scientific organization
Foundation status
Publicly supported organization (170(b)(1)(A)(vi))
Donations deductible (Pub 78)
Public charity, 50% deduction limit
Exempt since
2008
Accounting year ends
December
Files
Form 990-N (e-Postcard)

Filing history

FormYear endedRevenueExpensesAssetsReturn
990-N for 2025
Officer: Mark S Stern
December 31, 2025≤ $50,000 receipts––e-Postcard
990-N for 2024
Officer: Mark Stern
December 31, 2024≤ $50,000 receipts––e-Postcard
990-N for 2023
Officer: Mark Stern
December 31, 2023≤ $50,000 receipts––e-Postcard
990-EZDecember 2022$1$0$13,029XML
990-N for 2021
Officer: Dr Mark S Stern
December 31, 2021≤ $50,000 receipts––e-Postcard
990-N for 2020
Officer: Dr Mark Stern
December 31, 2020≤ $50,000 receipts––e-Postcard
990-N for 2019
Officer: Dr Mark Stern
December 31, 2019≤ $50,000 receipts––e-Postcard

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 42-1588058).

Questions about FRIEND OF NEURO SURGERY INTERNATIONAL INC

What is the EIN of FRIEND OF NEURO SURGERY INTERNATIONAL INC?
The employer identification number (EIN) of FRIEND OF NEURO SURGERY INTERNATIONAL INC is 42-1588058.
Is FRIEND OF NEURO SURGERY INTERNATIONAL INC tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2008.
Are donations to FRIEND OF NEURO SURGERY INTERNATIONAL INC tax-deductible?
Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
Which annual return does FRIEND OF NEURO SURGERY INTERNATIONAL INC file?
Form 990-N (e-Postcard). Gross receipts normally $50,000 or less.
When is the next return of FRIEND OF NEURO SURGERY INTERNATIONAL INC due?
The return for tax year 2026 (the year ending December 31, 2026) is due May 17, 2027. Form 8868 extends it by six months; the 990-N cannot be extended.
When did FRIEND OF NEURO SURGERY INTERNATIONAL INC last file with the IRS?
The latest return in the IRS public files is the 990-N for 2025 for the year ended December 31, 2025.
Who is the principal officer of FRIEND OF NEURO SURGERY INTERNATIONAL INC?
The 990-N for 2025 names Mark S Stern.
Who are the officers and directors of FRIEND OF NEURO SURGERY INTERNATIONAL INC?
The 990-EZ for the year ended December 31, 2022 lists 1 person; 0 received compensation from the organization.
How much revenue does FRIEND OF NEURO SURGERY INTERNATIONAL INC have?
On its 990-EZ for the year ended December 31, 2022 it reported revenue of $1 and total assets of $13,029 at year end.

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