Nonprofit · EIN 43-1867301
INFECTIOUS DISEASE SOCIETY OF ST LOUIS
Tax-exempt · SAINT LOUIS, MO 63119
Financials
| Year ended | Form | Revenue | Expenses | Net income | Total assets | Liabilities | Net assets |
|---|---|---|---|---|---|---|---|
| December 31, 2025 | 990-EZ | $52,025 | $44,210 | $7,815 | $60,404 | $0 | $60,404 |
Financial details: 990-EZ for the year ended December 31, 2025
Revenue
- Contributions, gifts and grants
- $46,350
- Membership dues
- $5,175
- Program service revenue
- $500
- 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 fees and payments to contractors
- $22,539
- Other expenses
- $21,671
- Program services (functional)
- $18,922
Balance sheet and other
- Total assets, start of year
- $52,589
- Total assets, end of year
- $60,404
- Total liabilities, end of year
- $0
- Net assets, end of year
- $60,404
- Cash, savings and investments
- $60,404
- Gross receipts
- $52,025
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, 2025, highest compensation first.
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| Michael Durkin | President | 2 | $0 |
| Abayomi Agbebi | President Elect | 2 | $0 |
| Frederick Kuhlmann | Treasurer | 1 | $0 |
| Jad Khoury | Director | 1 | $0 |
| Luis Parra-Rodriguez | Director | 1 | $0 |
| Adnan Siddiqui | Director | 1 | $0 |
Address and contacts
- Address (IRS master file)
- 8050 WATSON RD STE 240, SAINT LOUIS, MO 63119-5329
- In care of
- % SUSAN WIGHTMAN
- Mailing address (990-N for 2024)
- 8050 Watson Road, Saint Louis MO 63119
- Principal officer (990-N for 2024)
- Frederick Kuhlmann, 16 Crestwood Drive, Clayton MO 63105
- Signed the 990-EZ
- Frederick Kuhlmann, Treasurer
- Phone
- (314) 470-4467
- Website
- https://idstl.org/
Mission
Professional Society
Program accomplishments
- Hosted 4 educational events for professional developmentExpenses $18,922 · grants $46,350
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-EZ on file |
| 2024 | December 31, 2024 | May 15, 2025 | 990-N on file |
| 2023 | December 31, 2023 | May 15, 2024 | 990-N on file |
IRS record
- EIN
- 43-1867301
- 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
- 2022
- Accounting year ends
- December
- Files
- Form 990 or 990-EZ
- Category (NTEE)
- Education (B03)
- Assets (IRS master file)
- $60,404
- Income (IRS master file)
- $52,025
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990-EZ | December 2025 | $52,025 | $44,210 | $60,404 | XML |
| 990-N for 2024 Officer: Frederick Kuhlmann | December 31, 2024 | ≤ $50,000 receipts | – | – | e-Postcard |
| 990-N for 2023 Officer: Frederick Kuhlmann | December 31, 2023 | ≤ $50,000 receipts | – | – | e-Postcard |
| 990-N for 2022 Officer: Susan Wightman | December 31, 2022 | ≤ $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 43-1867301).
Questions about INFECTIOUS DISEASE SOCIETY OF ST LOUIS
- What is the EIN of INFECTIOUS DISEASE SOCIETY OF ST LOUIS?
- The employer identification number (EIN) of INFECTIOUS DISEASE SOCIETY OF ST LOUIS is 43-1867301.
- Is INFECTIOUS DISEASE SOCIETY OF ST LOUIS tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2022.
- Are donations to INFECTIOUS DISEASE SOCIETY OF ST LOUIS tax-deductible?
- Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
- Which annual return does INFECTIOUS DISEASE SOCIETY OF ST LOUIS 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 INFECTIOUS DISEASE SOCIETY OF ST LOUIS 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 INFECTIOUS DISEASE SOCIETY OF ST LOUIS last file with the IRS?
- The latest return in the IRS public files is the 990-EZ for the year ended December 2025.
- Who is the principal officer of INFECTIOUS DISEASE SOCIETY OF ST LOUIS?
- The 990-N for 2024 names Frederick Kuhlmann.
- Who are the officers and directors of INFECTIOUS DISEASE SOCIETY OF ST LOUIS?
- The 990-EZ for the year ended December 31, 2025 lists 6 people; 0 received compensation from the organization.
- How much revenue does INFECTIOUS DISEASE SOCIETY OF ST LOUIS have?
- On its 990-EZ for the year ended December 31, 2025 it reported revenue of $52,025, expenses of $44,210 and total assets of $60,404 at year end.
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