Nonprofit · EIN 13-3048373
AMERICAN SOCIETY OF TRANSPLANT SURGEONS
Tax-exempt · ARLINGTON, VA 22202
Financials
| Year ended | Form | Revenue | Expenses | Net income | Total assets | Liabilities | Net assets |
|---|---|---|---|---|---|---|---|
| December 31, 2024 | 990 | $11,783,714 | $12,610,070 | -$826,356 | $6,353,663 | $2,851,619 | $3,502,044 |
| December 31, 2023 | 990 | $11,478,885 | $11,553,689 | -$74,804 | $6,606,925 | $2,278,525 | $4,328,400 |
Financial details: 990 for the year ended December 31, 2024
Revenue
- Contributions, gifts and grants
- $7,828,514
- of which government grants
- $7,071,100
- Program service revenue
- $3,875,589
- Investment income
- $0
- Other revenue
- $79,611
Expenses
- Grants and similar amounts paid
- $6,217,653
- Compensation of officers, directors and key employees
- $489,352
- Other salaries and wages
- $1,719,500
- Salaries, compensation and benefits (total)
- $2,766,571
- Professional fundraising fees
- $0
- Legal fees
- $13,457
- Accounting fees
- $153,409
- Occupancy
- $158,747
- Travel
- $477,268
- Depreciation
- $24,934
- Program services (functional)
- $11,071,963
- Management and general (functional)
- $1,538,107
Balance sheet and other
- Total assets, start of year
- $6,606,925
- Total assets, end of year
- $6,353,663
- Total liabilities, end of year
- $2,851,619
- Net assets, end of year
- $3,502,044
- Land, buildings and equipment
- $98,879
- Net assets without donor restrictions
- $3,407,044
- Net assets with donor restrictions
- $95,000
- Gross unrelated business income
- $75,957
- Gross receipts
- $11,783,714
- Employees
- 25
- Volunteers
- 280
- Year formed
- 1974
- State of legal domicile
- OR
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, 2024, highest compensation first.
| Name | Title | Hours / week | Compensation | Other / benefits |
|---|---|---|---|---|
| Maggie Kebler-Bullock | Executive Director/CEO Officer | 35 | $236,504 | $53,327 |
| Diane Mossholder | Chief Operating Officer Officer | 35 | $158,869 | $40,652 |
| Kellie Lowery | Senior Director Finance Highest-paid employee | 35 | $119,962 | $25,116 |
| Marie-Claire Walters | Senior Program Coordinator Highest-paid employee | 35 | $116,846 | $5,842 |
| Ginny L BumgardnerMD PhD | President Trustee or director, Officer | 5 | $0 | $0 |
| James F Markmann MD PhD | President-Elect Trustee or director, Officer | 5 | $0 | $0 |
| Elizabeth A Promfret MD PhD | Immediate Past President Trustee or director, Officer | 5 | $0 | $0 |
| William C Chapman MD | Past President Trustee or director, Officer | 1 | $0 | $0 |
| Debra L Sudan MD | Secretary Trustee or director, Officer | 1 | $0 | $0 |
| Henry B Randall MD MBA FACS | DEI Officer Trustee or director, Officer | 1 | $0 | $0 |
| Julie KHeimbach MD | Treasurer Trustee or director, Officer | 1 | $0 | $0 |
| Andre AS Dick MD MPH | Councilor-At-Large Trustee or director | 0.5 | $0 | $0 |
| Majella B Doyle MD MBA | Councilor-At-Large Trustee or director | 0.5 | $0 | $0 |
| Sunil K Geevarghese MD FACS MSCI | Councilor-At-Large Trustee or director | 0.5 | $0 | $0 |
| Daniela Ladner MD PhD | Councilor-At-Large Trustee or director | 0.5 | $0 | $0 |
9 more people on this return
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| Matthew H Levine MD PhD | Councilor-At-Large Trustee or director | 0.5 | $0 |
| Dinee C Simpson MD | Councilor-At-Large Trustee or director | 0.5 | $0 |
| Tayyab Diwan MD | Councilor-At-Large Trustee or director | 0.5 | $0 |
| Jacqueline Garonzik Wang MD PhD | Councilor-At-Large Trustee or director | 0.5 | $0 |
| Robert Montgomery MD PhD | Councilor-At-Large Trustee or director | 0.5 | $0 |
| Samantha Halpern MSN CRNP | Councilor-At-Large Trustee or director | 0.5 | $0 |
| Linda C Cendales MD | Councilor-At-Large Trustee or director | 0.5 | $0 |
| Ty B Dunn MD MS | Councilor-At-Large Trustee or director | 0.5 | $0 |
| Jayme E Locke MD MPH | Councilor-At-Large Trustee or director | 0.5 | $0 |
990 for the year ended December 31, 2023: 26 people
| Name | Title | Hours / week | Compensation | Other / benefits |
|---|---|---|---|---|
| MAGGIE KEBLER-BULLOCK CFRE | EXECUTIVE DIRECTOR Officer | 38 | $219,887 | $47,993 |
| DIANE MOSSHOLDER MA CAE | CHIEF OPERATING OFFICER Officer | 38 | $137,735 | $24,465 |
| KELLIE LOWERY | DIRECTOR, FINANCE Highest-paid employee | 38 | $116,856 | $34,137 |
| MARIE-CLAIRE WALTERS | SR. PROGRAM COORDINATOR, NLDAC Highest-paid employee | 38 | $100,887 | $14,016 |
| ELIZABETH A POMFRET MD | PRESIDENT Trustee or director, Officer | 5 | $0 | $0 |
| WILLIAM C CHAPMAN MD | IMMEDIATE PAST PRESIDENT Trustee or director, Officer | 5 | $0 | $0 |
| A OSAMA GABER MD FACS | PAST PRESIDENT Trustee or director, Officer | 3 | $0 | $0 |
| MARWAN S ABOULJOUDMD FACS MMM CP | PAST PRESIDENT (TO JUNE '23) Trustee or director, Officer | 3 | $0 | $0 |
| GINNY L BUMGARDNER MD PHD | PRESIDENT-ELECT Trustee or director, Officer | 1 | $0 | $0 |
| JAMES F MARKMANN MD PHD | TREASURER Trustee or director, Officer | 0.5 | $0 | $0 |
| DEBRA L SUDAN MD | SECRETARY (FROM JUN '23) Trustee or director, Officer | 0.5 | $0 | $0 |
| HENRY RANDALL MD MBA | DEI OFFICER Trustee or director, Officer | 0.5 | $0 | $0 |
| KENNETH A ANDREONI MD | COUNCILOR-AT-LARGE (TO JUNE '23) Trustee or director | 0.5 | $0 | $0 |
| LINDA C CENDALES MD | COUNCILOR-AT-LARGE Trustee or director | 0.5 | $0 | $0 |
| ANDRE DICK MD MPH | COUNCILOR-AT-LARGE Trustee or director | 0.5 | $0 | $0 |
| MAJELLA DOYLE MD MBA | COUNCILOR-AT-LARGE Trustee or director | 0.5 | $0 | $0 |
| TY B DUNN MD MS | COUNCILOR-AT-LARGE Trustee or director | 0.5 | $0 | $0 |
| DEVIN E ECKHOFF MD | COUNCILOR-AT-LARGE (TO JUNE '23) Trustee or director | 0.5 | $0 | $0 |
| SUNIL GEEVARGHESE MD | COUNCILOR-AT-LARGE Trustee or director | 0.5 | $0 | $0 |
| IRENE K KIM MD | COUNCILOR-AT-LARGE (TO JUNE '23) Trustee or director | 0.5 | $0 | $0 |
| DANIELA LADNER MD MPH | COUNCILOR-AT-LARGE (FROM JUN '23) Trustee or director | 0.5 | $0 | $0 |
| MATTHEW LEVINE MD PHD | COUNCILOR-AT-LARGE (FROM JUN '23) Trustee or director | 0.5 | $0 | $0 |
| JAYME E LOCKE MD MPH | COUNCILOR-AT-LARGE Trustee or director | 0.5 | $0 | $0 |
| DINEE SIMPSON MD | COUNCILOR-AT-LARGE (FROM JUN '23) Trustee or director | 0.5 | $0 | $0 |
| SAMANTHA HALPERN MSN CRNP | ASSOCIATE COUNCILOR (FROM JUN '23) Trustee or director | 0.5 | $0 | $0 |
| ASHLEY H SEAWRIGHT DNP ACNP-BC | ASSOCIATE COUNCILOR (TO JUN '23) Trustee or director | 0.5 | $0 | $0 |
Address and contacts
- Address (IRS master file)
- 1401 S CLARK ST STE 1120, ARLINGTON, VA 22202-4165
- In care of
- % KIM GIFFORD
- Principal officer (990 for 2024)
- Maggie Kebler-Bullock, 1401 South Clark St Ste 1120, Arlington, VA 222024165
- Signed the 990
- Maggie Kebler-Bullock, Executive Director/CEO
- Phone
- (703) 414-7870
- Website
- https://www.asts.org/
- Return prepared by
- Rogers & Company PLLC
Mission
The American Society of Transplant Surgeons (ASTS) advances the art and science of transplant surgery through patient care, research, education, and advocacy.
Program accomplishments
- The National Living Donor Assistance Center (NLDAC) operates the Living Organ Donor Reimbursement Program (LODRP), a federal program that reduces financial barriers to living organ donation and exists to provide access to transplantation for those who want to donate but face financial barriers to doing so.Expenses $7,239,910 · grants $6,217,653
- Training & Certification, and Lifelong Learning: The Society organizes and hosts a wide variety of meetings designed to support its mission by educating transplant surgeons and professionals who advance the field of transplantation.Expenses $2,453,560 · revenue $3,097,647
- Advocacy & Patient Care, Organizational Excellence and Research: ASTS advances the mission through the work of the Council, 27 Committees, 3 Task Forces and 2 Strike forces. The work of these groups in conjunction with the organization's strategic goals include activities such as the development of position statements, publications in peer-reviewed journals and efforts to increase diversity, equity and inclusion within the Society. The Society also commits significant resources each year to support member research and advance the field.Expenses $1,378,493 · revenue $830,781
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 | Not 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
- 13-3048373
- 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
- 1975
- Accounting year ends
- December
- Files
- Form 990 or 990-EZ
- Category (NTEE)
- Voluntary health associations and medical disciplines (G9BZ)
- Assets (IRS master file)
- $6,353,663
- Income (IRS master file)
- $11,783,714
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990 | December 2024 | $11,783,714 | $12,610,070 | $6,353,663 | XML |
| 990-T | December 2024 | – | – | – | IRS |
| 990 | December 2023 | $11,478,885 | $11,553,689 | $6,606,925 | XML |
| 990-T | December 2023 | – | – | – | IRS |
| 990 | December 2022 | $10,945,687 | $10,585,169 | $7,243,564 | IRS |
| 990-T | December 2022 | – | – | – | IRS |
| 990 | December 2021 | – | – | – | IRS |
| 990-T | December 2021 | – | – | – | IRS |
| 990 | December 2020 | – | – | – | IRS |
| 990-T | 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 13-3048373).
Questions about AMERICAN SOCIETY OF TRANSPLANT SURGEONS
- What is the EIN of AMERICAN SOCIETY OF TRANSPLANT SURGEONS?
- The employer identification number (EIN) of AMERICAN SOCIETY OF TRANSPLANT SURGEONS is 13-3048373.
- Is AMERICAN SOCIETY OF TRANSPLANT SURGEONS tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 1975.
- Are donations to AMERICAN SOCIETY OF TRANSPLANT SURGEONS tax-deductible?
- Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
- Which annual return does AMERICAN SOCIETY OF TRANSPLANT SURGEONS 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 AMERICAN SOCIETY OF TRANSPLANT SURGEONS 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 SOCIETY OF TRANSPLANT SURGEONS last file with the IRS?
- The latest return in the IRS public files is the 990 for the year ended December 2024.
- Who is the principal officer of AMERICAN SOCIETY OF TRANSPLANT SURGEONS?
- The 990 for the year ended December 31, 2024 names Maggie Kebler-Bullock.
- Who are the officers and directors of AMERICAN SOCIETY OF TRANSPLANT SURGEONS?
- The 990 for the year ended December 31, 2024 lists 24 people; 4 received compensation from the organization, the highest $236,504 (Maggie Kebler-Bullock, Executive Director/CEO).
- How much revenue does AMERICAN SOCIETY OF TRANSPLANT SURGEONS have?
- On its 990 for the year ended December 31, 2024 it reported revenue of $11,783,714, expenses of $12,610,070 and total assets of $6,353,663 at year end.
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