Nonprofit · EIN 27-3319849
MEDICAL STAFF OF ALTA BATES MEDICAL CENTER
Tax-exempt · BERKELEY, CA 94705
Financials
| Year ended | Form | Revenue | Expenses | Net income | Total assets | Liabilities | Net assets |
|---|---|---|---|---|---|---|---|
| December 31, 2025 | 990 | $943,552 | $891,943 | $51,609 | $838,312 | $0 | $838,312 |
| December 31, 2024 | 990 | $829,921 | $938,745 | -$108,824 | $786,703 | $0 | $786,703 |
| December 31, 2023 | 990 | $477,061 | $549,528 | -$72,467 | $488,690 | $68,744 | $419,946 |
| December 31, 2021 | 990 | $489,787 | $471,443 | $18,344 | $560,849 | $68,744 | $492,105 |
Financial details: 990 for the year ended December 31, 2025
Revenue
- Contributions, gifts and grants
- $943,512
- Membership dues
- $941,734
- Program service revenue
- $0
- Investment income
- $40
- Other revenue
- $0
Expenses
- Grants and similar amounts paid
- $500
- Other salaries and wages
- $761,258
- Salaries, compensation and benefits (total)
- $761,258
- Professional fundraising fees
- $0
- Accounting fees
- $10,222
Balance sheet and other
- Total assets, start of year
- $786,703
- Total assets, end of year
- $838,312
- Total liabilities, end of year
- $0
- Net assets, end of year
- $838,312
- Gross unrelated business income
- $40
- Gross receipts
- $943,552
- Employees
- 0
- Volunteers
- 0
- Year formed
- 2011
- 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 |
|---|---|---|---|
| DR RITA KWAN-FEINBERG | PRESIDENT Officer | 5 | $183,000 |
| DR STEVEN KANG | VICE PRESIDENT Officer | 5 | $45,000 |
| DR CHARU PURI | PAST PRESIDENT Officer | 5 | $30,000 |
| DR BRIAN POTTS | TREASURER Officer | 5 | $20,000 |
990 for the year ended December 31, 2024: 6 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| DR RITA KWAN-FEINBERG | CHIEF OF STAFF Officer | 5 | $125,917 |
| DR RONN BERROL | VICE CHIEF OF STAFF - TRANSITIONAL Officer | 5 | $45,000 |
| DR ANGELYN THOMAS | VICE PRESIDENT Officer | 5 | $45,000 |
| DR CHARU PURI | IMMEDIATE PAST CHIEF Officer | 5 | $38,333 |
| DR STEVEN KANG | VICE CHIEF OF STAFF Officer | 5 | $28,333 |
| DR BRIAN POTTS | TREASURER Officer | 5 | $6,667 |
990 for the year ended December 31, 2023: 3 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| DR RITA KWAN-FEINBERG | PRESIDENT Officer | 5 | $85,000 |
| DR ANGELYN THOMAS | VICE PRESIDENT Officer | 5 | $22,250 |
| DR ARZOU AHSAN | PAST PRESIDENT Officer | 5 | $3,000 |
990 for the year ended December 31, 2021: 3 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| DRARZOU AHSAN | PRESIDENT Officer | 5 | $85,000 |
| RITA KWAN-FEINBERG MD | VICE PRESIDENT Officer | 5 | $32,500 |
| CHRISTOPHER BURAK MD | FORMER PRESIDENT Officer | 5 | $10,000 |
Address and contacts
- Address (IRS master file)
- 2450 ASHBY AVE 1101, BERKELEY, CA 94705-2067
- In care of
- % LEANNA HUDSON
- Principal officer (990 for 2025)
- DR BRIAN POTTS, ALTA BATES MEDICAL STAFF SERVICES D, BERKELEY, CA 94705
- Signed the 990
- DR BRIAN POTTS, TREASURER
- Phone
- (510) 204-1417
- Return prepared by
- WMB2 LLP
California records
California keeps its own records of charities and corporations. Search them by EIN 27-3319849 or by the name MEDICAL STAFF OF ALTA BATES MEDICAL CENTER.
- 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
A. TO SERVE AS THE PRIMARY MEANS FOR ACCOUNTABILITY TO THE BOARD OF DIRECTORS FOR THE APPROPRIATENESS OF THE PROFESSIONAL PERFORMANCE AND ETHICAL CONDUCT OF ITS MEMBERS AND TO STRIVE TOWARD THE CONTINUAL UPGRADING OF THE QUALITY OF PATIENT CARE DELIVERED IN THE HOSPITAL CONSISTENT WITH THE RECOGNIZED STANDARD OF PROFESSIONAL CARE AND RESOURCES AVAILABLE LOCALLY.B. TO BE THE FORMAL ORGANIZATIONAL STRUCTURE THROUGH WHICH THE BENEFITS OF MEMBERSHIP IN THE MEDICAL STAFF MAY BE OBTAINED BY INDIVIDUAL PRACTITIONERS AND THE OBLIGATIONS OF STAFF MEMBERSHIP ARE FULFILLED;C. TO PROVIDE AN ORGANIZATIONAL STRUCTURE THAT ALLOWS ONGOING REVIEW OF PATIENT CARE PRACTICES AND ACCOUNTS FOR THE QUALITY AND APPROPRIATENESS OF SERVICES RENDERED BY ALL MEDICAL STAFF MEMBERS;D. TO PROVIDE THE MEANS THROUGH WHICH THE MEDICAL STAFF MAY PARTICIPATE IN THE HOSPITAL'S POLICY-MAKING AND PLANNING PROCESSES.
Program accomplishments
- APPLICATION FEES AND MEMBERSHIP DUES, STIPENDS TO DOCTORS FOR ADMINISTRATIVE SERVICES RENDERED ON BEHALF OF THE MED STAFF ORGANIZATION.Expenses $891,945 · revenue $943,552
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
- 27-3319849
- Tax-exempt status
- 501(c)(6): Business league or chamber of commerce
- Donations deductible
- No
- Exempt since
- 2011
- Accounting year ends
- December
- Files
- Form 990 or 990-EZ
- Category (NTEE)
- Community improvement and capacity building (S41)
- Assets (IRS master file)
- $838,312
- Income (IRS master file)
- $943,552
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990 | December 2025 | $943,552 | $891,943 | $838,312 | XML |
| 990 | December 2024 | $829,921 | $938,745 | $786,703 | XML |
| 990 | December 2023 | $477,061 | $549,528 | $488,690 | XML |
| 990 | December 2022 | $477,552 | $477,244 | $561,157 | IRS |
| 990 | December 2021 | $489,787 | $471,443 | $560,849 | XML |
| 990 | December 2020 | – | – | – | IRS |
| 990 | December 2018 | – | – | – | 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 27-3319849).
Questions about MEDICAL STAFF OF ALTA BATES MEDICAL CENTER
- What is the EIN of MEDICAL STAFF OF ALTA BATES MEDICAL CENTER?
- The employer identification number (EIN) of MEDICAL STAFF OF ALTA BATES MEDICAL CENTER is 27-3319849.
- Is MEDICAL STAFF OF ALTA BATES MEDICAL CENTER tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(6) since 2011.
- Are donations to MEDICAL STAFF OF ALTA BATES MEDICAL CENTER tax-deductible?
- No. The IRS master file says contributions to it are not deductible.
- Which annual return does MEDICAL STAFF OF ALTA BATES MEDICAL CENTER 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 MEDICAL STAFF OF ALTA BATES MEDICAL CENTER 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 MEDICAL STAFF OF ALTA BATES MEDICAL CENTER last file with the IRS?
- The latest return in the IRS public files is the 990 for the year ended December 2025.
- Who is the principal officer of MEDICAL STAFF OF ALTA BATES MEDICAL CENTER?
- The 990 for the year ended December 31, 2025 names DR BRIAN POTTS.
- Who are the officers and directors of MEDICAL STAFF OF ALTA BATES MEDICAL CENTER?
- The 990 for the year ended December 31, 2025 lists 4 people; 4 received compensation from the organization, the highest $183,000 (DR RITA KWAN-FEINBERG, PRESIDENT).
- How much revenue does MEDICAL STAFF OF ALTA BATES MEDICAL CENTER have?
- On its 990 for the year ended December 31, 2025 it reported revenue of $943,552, expenses of $891,943 and total assets of $838,312 at year end.
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All nonprofits in BERKELEY · California · Community improvement and capacity building