Nonprofit · EIN 94-3287838
CALIFORNIA NEUROLOGY SOCIETY
Tax-exempt · ALAMEDA, CA 94501
Financials
| Year ended | Form | Revenue | Expenses | Net income | Total assets | Liabilities | Net assets |
|---|---|---|---|---|---|---|---|
| December 31, 2025 | 990 | $248,276 | $292,361 | -$44,085 | $67,038 | $0 | $67,038 |
| December 31, 2024 | 990 | $279,400 | $322,165 | -$42,765 | $111,123 | $0 | $111,123 |
| December 31, 2023 | 990 | $258,994 | $238,956 | $20,038 | $153,888 | $0 | $153,888 |
Financial details: 990 for the year ended December 31, 2025
Revenue
- Contributions, gifts and grants
- $0
- Program service revenue
- $248,276
- Investment income
- $0
- Other revenue
- $0
Expenses
- Grants and similar amounts paid
- $0
- Compensation of officers, directors and key employees
- $0
- Salaries, compensation and benefits (total)
- $0
- Professional fundraising fees
- $0
- Accounting fees
- $1,458
- Occupancy
- $3,000
Balance sheet and other
- Total assets, start of year
- $111,123
- Total assets, end of year
- $67,038
- Total liabilities, end of year
- $0
- Net assets, end of year
- $67,038
- Net assets without donor restrictions
- $67,038
- Gross receipts
- $248,276
- Employees
- 0
- Year formed
- 1997
- 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 December 31, 2025, highest compensation first.
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| Robert Weinmann MD | Past President Trustee or director | 2 | $0 |
| Stella Legarda MD | Past President Trustee or director, Officer | 2 | $0 |
| Robyn G Young MD FACP | Treasurer Trustee or director, Officer | 5 | $0 |
| Sharon Yegiaian MD | Past President Trustee or director | 1 | $0 |
| George Sarka MD | Secretary Trustee or director, Officer | 5 | $0 |
| Johanna Rosenthal MD | President Elect Trustee or director | 1 | $0 |
| Jeffery Klingman MD | President Trustee or director, Officer | 3 | $0 |
990 for the year ended December 31, 2024: 10 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| Robert Weinmann MD | Past President Trustee or director | 2 | $0 |
| Stella Legarda MD | President Trustee or director, Officer | 2 | $0 |
| Robyn G Young MD FACP | Treasurer Trustee or director, Officer | 4 | $0 |
| Sharon Yegiaian MD | Past President Trustee or director | 2 | $0 |
| George Sarka MD | Secretary Trustee or director, Officer | 2 | $0 |
| Johanna Rosenthal MD | Director Trustee or director | 1 | $0 |
| Paula Ravin | Director Trustee or director | 1 | $0 |
| Steven Holtz | Director Trustee or director | 1 | $0 |
| Jeffery Klingman MD | President-Elect Trustee or director, Officer | 3 | $0 |
| Karitha Shanmugam MD | Director Trustee or director | 1 | $0 |
990 for the year ended December 31, 2023: 10 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| ROBERT WEINMANN MD | PAST PRESIDENT Trustee or director | 2 | $0 |
| STELLA LEGARDA MD | PRESIDENT Trustee or director, Officer | 2 | $0 |
| ROBYN G YOUNG MD FACP | TREASURER Trustee or director, Officer | 4 | $0 |
| SHARON YEGIAIAN MD | PAST PRESIDENT Trustee or director | 2 | $0 |
| GEORGE SARKA MD | SECRETARY Trustee or director, Officer | 2 | $0 |
| JOHANNA ROSENTHAL MD | DIRECTOR Trustee or director | 1 | $0 |
| PAULA RAVIN MD | DIRECTOR Trustee or director | 1 | $0 |
| STEVEN HOLTZ MD | DIRECTOR Trustee or director | 1 | $0 |
| JEFFERY KLINGMAN MD | PRESIDENT-ELECT Trustee or director, Officer | 3 | $0 |
| KARITHA SHANMUGAM MD | DIRECTOR Trustee or director | 1 | $0 |
Address and contacts
- Address (IRS master file)
- 985 ATLANTIC AVE STE 300, ALAMEDA, CA 94501-6446
- In care of
- % ROBYN G YOUNG MD
- Signed the 990
- Robyn G Young MD FACP, Treasurer
- Phone
- (510) 220-6649
- Website
- www.CA-Neuro-Society.org
- Return prepared by
- MARK R OLHOEFT CPA
California records
California keeps its own records of charities and corporations. Search them by EIN 94-3287838 or by the name CALIFORNIA NEUROLOGY SOCIETY.
- 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
The CNS mission is to stimulate and foster improvements in all aspects of the health care of patients with disorders of the nervous system, to encourage the association of professional Neurologists and advancement in the practice of Neurology in the State of California.
Program accomplishments
- CNS hosted two successful medical education programs during 2025 with lectures by preeminent speakers in an array of neurological topics. The caliber of the programs qualified attendees to receive certified continuing education credits. Participants were offered on-site and zoom methods for all lectures.The 2025 conferences had attendees from California, as well as other states. a wide range of topics such as Myasthenia Gravis, Epilepsy, Parkinsons Disease, Multiple Sclerosis, NeuroImmunology, stroke, headaches and Neuromuscular Disorders were explored.
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 December, so each return is due on the 15th day of the 5th month after that.
| Tax year | Year ended | Due | IRS public records |
|---|---|---|---|
| 2025 | December 31, 2025 | May 15, 2026 | 990 on file |
| 2024 | December 31, 2024 | May 15, 2025 | 990 on file |
| 2023 | December 31, 2023 | May 15, 2024 | 990 on file |
IRS record
- EIN
- 94-3287838
- Tax-exempt status
- 501(c)(6): Business league or chamber of commerce
- Donations deductible
- No
- Exempt since
- 1998
- Accounting year ends
- December
- Files
- Form 990 or 990-EZ
- Assets (IRS master file)
- $67,038
- Income (IRS master file)
- $248,276
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990 | December 2025 | $248,276 | $292,361 | $67,038 | IRS |
| 990 | December 2024 | $279,400 | $322,165 | $111,123 | XML |
| 990 | December 2023 | $258,994 | $238,956 | $153,888 | XML |
| 990 | December 2022 | $218,025 | $199,738 | $133,850 | IRS |
| 990-EZ | December 2021 | – | – | – | IRS |
| 990-EZ | December 2020 | – | – | – | IRS |
| 990-EZ | December 2019 | – | – | – | IRS |
| 990-EZ | December 2018 | – | – | – | IRS |
| 990-EZ | December 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 94-3287838).
Questions about CALIFORNIA NEUROLOGY SOCIETY
- What is the EIN of CALIFORNIA NEUROLOGY SOCIETY?
- The employer identification number (EIN) of CALIFORNIA NEUROLOGY SOCIETY is 94-3287838.
- Is CALIFORNIA NEUROLOGY SOCIETY tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(6) since 1998.
- Are donations to CALIFORNIA NEUROLOGY SOCIETY tax-deductible?
- No. The IRS master file says contributions to it are not deductible.
- Which annual return does CALIFORNIA NEUROLOGY SOCIETY 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 CALIFORNIA NEUROLOGY SOCIETY 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 CALIFORNIA NEUROLOGY SOCIETY last file with the IRS?
- The latest return in the IRS public files is the 990 for the year ended December 2025.
- Who are the officers and directors of CALIFORNIA NEUROLOGY SOCIETY?
- The 990 for the year ended December 31, 2025 lists 7 people; 0 received compensation from the organization.
- How much revenue does CALIFORNIA NEUROLOGY SOCIETY have?
- On its 990 for the year ended December 31, 2025 it reported revenue of $248,276, expenses of $292,361 and total assets of $67,038 at year end.
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