Nonprofit · EIN 80-0659995
AMERICAN THORACIC SOCIETY INC
Also known as COLORADO THORACIC SOCIETY
Tax-exempt · DENVER, CO 80206
Address and contacts
- Address (IRS master file)
- 1400 JACKSON ST, DENVER, CO 80206-2761
- In care of
- % ATS
- Mailing address (990-N for 2024)
- 1400 Jackson St, Denver CO 80206
- Principal officer (990-N for 2024)
- Kenneth Lyn-Kew, 1400 Jackson St, Denver CO 80206
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 year | Year ended | Due | IRS public records |
|---|---|---|---|
| 2025 | December 31, 2025 | May 15, 2026 | Not 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
- 80-0659995
- Tax-exempt status
- 501(c)(3): Charitable, religious, educational or scientific organization
- Foundation status
- Publicly supported organization (509(a)(2))
- Exempt since
- 2014
- Accounting year ends
- December
- Files
- Form 990-N (e-Postcard)
- Group exemption
- 5973: AMERICAN THORACIC SOCIETY INC
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990-N for 2024 Officer: Kenneth Lyn-Kew | December 31, 2024 | ≤ $50,000 receipts | – | – | e-Postcard |
| 990-N for 2023 Officer: KENNETH LYN-KEW MD | December 31, 2023 | ≤ $50,000 receipts | – | – | e-Postcard |
| 990-N for 2022 Officer: PATRICIA HUIE | December 31, 2022 | ≤ $50,000 receipts | – | – | e-Postcard |
| 990-N for 2020 Officer: PATRICIA HUIE | December 31, 2020 | ≤ $50,000 receipts | – | – | e-Postcard |
| 990-N for 2019 Officer: JOHANNA RICHMAN | 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 80-0659995).
Questions about AMERICAN THORACIC SOCIETY INC
- What is the EIN of AMERICAN THORACIC SOCIETY INC?
- The employer identification number (EIN) of AMERICAN THORACIC SOCIETY INC is 80-0659995.
- Is AMERICAN THORACIC SOCIETY INC tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2014.
- Which annual return does AMERICAN THORACIC SOCIETY INC file?
- Form 990-N (e-Postcard). Gross receipts normally $50,000 or less.
- When is the next return of AMERICAN THORACIC SOCIETY INC due?
- The return for tax year 2025 (the year ending December 31, 2025) is due May 15, 2026. Form 8868 extends it by six months; the 990-N cannot be extended.
- When did AMERICAN THORACIC SOCIETY INC last file with the IRS?
- The latest return in the IRS public files is the 990-N for 2024 for the year ended December 31, 2024.
- Who is the principal officer of AMERICAN THORACIC SOCIETY INC?
- The 990-N for 2024 names Kenneth Lyn-Kew.
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