Washington Hospital Center Corporation
See schedule oas a proud member of medstar health, medstar washington hospital center's (MWHC) mission is to deliver exceptional patient-first health care and an exceptional patient experience. MWHC is renowned for handling the region's most complex cases and offering innovative, life-saving care across disciplines. MWHC is an acute care teaching and research hospital located in northwest washington, d.c. It is the largest private hospital in the nation's capital and among the 50 largest hospitals in the nation. In fiscal year 2025, MWHC had approximately 33,474 inpatient admissions and 470,562 outpatient visits, including 77,211 emergency visits.
Washington Hospital Center Corporation at a glance
In short: Washington Hospital Center Corporation reported $5K in grants paid in 2025 (a total; its filing lists no individual grants). Source: 2025 IRS Form 990.
- Grants paid (2025)
- $5,000 — reported as a total on the IRS filing, without an itemized list
- Total assets
- $979,894,303
- +23.4% vs 2024
- Revenue (2025)
- $1,907,162,276
- +11.2% vs 2024
- Net investment income (2025)
- $4,294,832
- -6.2% vs 2024
- Expenses (2025)
- $1,740,060,900
- +7.6% vs 2024
- Latest 990 filing
- Form 990, 2025 View filing
Data from IRS Form 990, 2025; updated October 2026.
Who Washington Hospital Center Corporation funds
How this funder distributes its grants
Grant Size Distribution
1 grant across all recorded years
The most common grant size was under $50K: 1 grant of 1 (100%).
Geographic Focus
Where this funder awards grants
Grant Distribution by State
States
Cities
Giving History
Giving Over Time
Total grant dollars and number of grants per year
From 2022 to 2025, annual grant giving ranged from $5K (2025) to $16K (2022). In 2025 it reported $5K in grants paid, as a total without an itemized list.
Hatched bars: grants paid as reported on the IRS filing, which lists no individual grants for that year.
Grants by year
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| Greater Washington Partnership Washington, DC | Greater Washington Partnership | $15,670 |
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Financial History
Multi-year comparison from IRS filings
| Filing year | Total Assets | Revenue | Expenses | Grants paid | Grants | Net Investment Income |
|---|---|---|---|---|---|---|
| 2025 | $979,894,303 | $1,907,162,276 | $1,740,060,900 | $5,000 | Total only | $4,294,832 |
| 2024 | $793,901,420 | $1,714,991,375 | $1,617,081,539 | — | — | $4,577,613 |
| 2023 | $786,655,115 | $1,618,029,715 | $1,550,322,730 | — | — | $3,804,912 |
| 2022 | $766,468,044 | $1,704,900,832 | $1,645,939,037 | $15,670 | 1 | $3,241,993 |
| 2021 | $751,863,092 | $1,590,954,895 | $1,521,142,873 | — | — | $3,453,222 |
| 2020 | $640,886,719 | $1,448,736,196 | $1,409,390,038 | — | — | $4,383,309 |
| 2019 | $604,785,376 | $1,389,309,446 | $1,325,106,521 | — | — | $2,114,194 |
"Total only": grants paid as reported on the IRS filing, which lists no individual grants for that year.
About Washington Hospital Center Corporation
Based on IRS filings
Washington Hospital Center Corporation is a public charity focused on Health, based in Washington, DC. IRS filing data is available from 2019 through 2025. As of 2025, the organization holds $979.9M in total assets. In 2025, it reported $5K in grants paid as a total on its IRS filing, without an itemized list. Net investment income was $4.3M.
Focus Areas
Leadership & Key People
Officers and directors from IRS filings
Washington Hospital Center Corporation is led by Gregory Argyros MD, Board Member & President on every filing since 2019; 13 of 25 officers listed in 2025 are compensated.
Officers on the 2025 filing
Gregory Argyros MD
Board Member & President
On filings since 2019
40 hrs/week
$1M (2019) → $1.7M (2025)
Stanley J. Gutkowski
Chair & Treasurer
Vice Chair & Treasurer → Chair, 2023
Chair → Chair & Treasurer, 2024
On filings since 2019
1 hr/week
No compensation reported
William Gayne
CFO
Chief Financial Officer → CFO, 2025
On filings since 2019
20 hrs/week
$231K (2019) → $188K (2025)
Stanley Chia MD
Board Member
On filings since 2020
40 hrs/week
$984K (2020) → $894K (2025)
Stuart Seides MD
Physician
On filings since 2021
40 hrs/week
$863K (2021) → $862K (2025)
Emily Briton
Former Hce
Senior Vice President & COO → Former Senior Vice President & COO, 2024
Former Senior Vice President & COO → Former Hce, 2025
On filings since 2023
$590K (2023) → $0 (2025)
Gillian Southwell MD
Board Member
On filings since 2023
1 hr/week
$396K (2023) → $397K (2025)
Kristen M. Nelson Np
Board Member
On filings since 2023
40 hrs/week
$234K (2023) → $239K (2025)
Ariam Yitbarek
Senior Vice President & Cno
On filings since 2024
40 hrs/week
$375K (2024) → $444K (2025)
Mina Motazedi
Perfusionist
On filings since 2024
40 hrs/week
$337K (2024) → $444K (2025)
Pamela D. Randolph-Jackson MD
Board Member
On filings since 2024
1 hr/week
$1.2M (2024) → $1.3M (2025)
Amanda Barash
CFO
New on the 2025 filing
20 hrs/week
$14K (2025)
Mangla Gulati
Chief Quality & Safety Officer
New on the 2025 filing
40 hrs/week
$549K (2025)
Saira Aslam
Senior Vice President & COO
New on the 2025 filing
40 hrs/week
$560K (2025)
Stephan Quiriconi
Interim CFO
New on the 2025 filing
20 hrs/week
$57K (2025)
Doretha F. Lea
Board Member
On filings since 2019
1 hr/week
No compensation reported
Harold Zirkin
Board Member
On filings since 2019
1 hr/week
No compensation reported
John A. Sargent
Board Member
On filings since 2019
1 hr/week
No compensation reported
John J. Gorman
Board Member
On filings since 2019
1 hr/week
No compensation reported
Kenneth A. Samet
Board Member
Board Member → Board Member & CEO, 2022
Board Member & CEO → Board Member, 2023
On filings since 2019
1 hr/week
No compensation reported
Martin W. Rodgers
Board Member
On filings since 2019
1 hr/week
No compensation reported
David G. Moore MD
Board Member
Board Member → Director, 2024
Director → Board Member, 2025
On filings since 2020
1 hr/week
No compensation reported
Lisa M. Mascolo
Vice Chair
Board Member → Vice Chair, 2023
On filings since 2020
1 hr/week
No compensation reported
Michelle S. Lee
Board Member
On filings since 2020
1 hr/week
No compensation reported
Antonio Poag
Board Member
On filings since 2023
1 hr/week
No compensation reported
Former officers (23)
- Former: William M. Kelly (2019–2024) — Board Member
- Former: Tonya Washington (2021–2024) — Senior Vice President & Cno
- Former: Ira Rabin MD (2023–2024) — Vice President & Medical Operations
- Former: Melissa H. Fries MD (2019–2023) — Board Member
- Former: Pamela D. Randolph Jackson MD (2019–2023) — Board Member
- Former: Karen Jerome MD (2022–2023) — Vice President & Chief Quality Officer
- Former: Catherine Monge (2019–2022) — Senior Vice President of Operations
- Former: Kristen M. Nelson (2020–2022) — Board Member
- Former: Jeffrey Dubin MD (2021–2022) — Physician
- Former: Sriram Rao (2022) — Physician
- Former: John Sullivan (2019–2021) — Former President
- Former: Abdullah Alfawaz (2021) — Physician
- Former: Hiroto Kitahara (2021) — Physician
- Former: Ammar Bafi (2019–2020) — Physician
- Former: Carmella Cole MD (2019–2020) — Board Member
- Former: Edward Woo (2019–2020) — Section Director
- Former: Ezequiel Molina (2019–2020) — Physician
- Former: N. William Jarvis (2019–2020) — Chair
- Former: Sandra M. Swain (2019–2020) — Former Officer
- Former: Vinod Thourani (2019–2020) — Physician
- Former: Christian Shults (2020) — Physician
- Former: Arthur N. West MD (2019) — Board Member
- Former: Robert Ross (2019) — COO
Data from IRS Form 990 filings, 2019–2025. "On filings since" is the earliest filing we hold that lists the person; hours are average hours per week as reported.
Compensation Overview
From 2025 IRS filing
The highest reported compensation on the 2025 filing was $1.7M, to Gregory Argyros MD (Board Member/President). 13 officers or directors reported compensation on that filing.
Frequently asked questions about Washington Hospital Center Corporation
How much does Washington Hospital Center Corporation give each year?
Washington Hospital Center Corporation reported $5K in grants paid in 2025 on its 2025 IRS Form 990, as a total without an itemized list of grants.
How large is Washington Hospital Center Corporation?
Washington Hospital Center Corporation reported $979.9M in total assets on its 2025 IRS Form 990. Its revenue that year was $1.9B.
What is Washington Hospital Center Corporation?
Washington Hospital Center Corporation is a public charity focused on Health, based in Washington, DC. It holds $979.9M in total assets as of 2025.
Where does Washington Hospital Center Corporation operate?
Washington Hospital Center Corporation has awarded grants in District of Columbia.
What is Washington Hospital Center Corporation's EIN?
Washington Hospital Center Corporation's EIN (Employer Identification Number) is 52-1272129. IRS Form 990 filing data is available on this page for 2019–2025.
Data last updated October 2026. Sourced from IRS Form 990 filings.
Data update history
(3)
When this profile's IRS filing data changed on Grantable
- Updated Form 990 for fiscal year 2022 (received by the IRS May 10, 2023)
- Added Form 990 for fiscal year 2019 (received by the IRS July 10, 2020)
- Added Form 990 for fiscal year 2025 (received by the IRS May 11, 2026)
Explore Open Grants
Browse active grant opportunities in Washington Hospital Center Corporation's focus areas in our free grants database
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