Nonprofit · EIN 23-2655669
HEPATITIS B FOUNDATION
Tax-exempt · DOYLESTOWN, PA 18902
Financials
| Year ended | Form | Revenue | Expenses | Net income | Total assets | Liabilities | Net assets |
|---|---|---|---|---|---|---|---|
| June 30, 2025 | 990 | $3,466,580 | $3,250,824 | $215,756 | $20,490,190 | $665,680 | $19,824,510 |
| June 30, 2024 | 990 | $3,147,035 | $3,098,136 | $48,899 | $21,006,989 | $1,487,847 | $19,519,142 |
Financial details: 990 for the year ended June 30, 2025
Revenue
- Contributions, gifts and grants
- $2,332,086
- of which government grants
- $711,661
- Program service revenue
- $684,246
- Investment income
- $293,070
- Net gain from sales of assets
- $191,971
- Net income from fundraising events
- -$28,229
- Other revenue
- $157,178
Expenses
- Grants and similar amounts paid
- $114,096
- Compensation of officers, directors and key employees
- $234,551
- Other salaries and wages
- $1,363,931
- Salaries, compensation and benefits (total)
- $1,909,823
- Professional fundraising fees
- $0
- Legal fees
- $600
- Accounting fees
- $20,045
- Occupancy
- $53,470
- Travel
- $78,189
- Program services (functional)
- $2,476,170
- Management and general (functional)
- $213,869
- Fundraising (functional)
- $560,785
Balance sheet and other
- Total assets, start of year
- $21,006,989
- Total assets, end of year
- $20,490,190
- Total liabilities, end of year
- $665,680
- Net assets, end of year
- $19,824,510
- Publicly traded securities
- $3,174,563
- Net assets without donor restrictions
- $18,692,228
- Net assets with donor restrictions
- $1,132,282
- Gross receipts
- $6,218,535
- Employees
- 0
- Volunteers
- 16
- Year formed
- 1991
- State of legal domicile
- PA
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 June 30, 2025, highest compensation first.
| Name | Title | Hours / week | Compensation | From related orgs | Other / benefits |
|---|---|---|---|---|---|
| LOUIS P KASSA III MPA | CHIEF EXECUTIVE OFFICER Trustee or director, Officer | 10 | $0 | $314,899 | $40,371 |
| CHARI COHEN PHD | PRESIDENT Trustee or director, Officer | 40 | $220,197 | $0 | $42,163 |
| JOE ERCKERT | CHIEF DEVELOPMENT OFFICER Highest-paid employee | 40 | $110,856 | $0 | $59,312 |
| TIMOTHY M BLOCK PHD | CHAIRMAN Trustee or director, Officer | 0.5 | $0 | $35,898 | $1,194 |
| JOEL ROSEN ESQ | VICE-CHAIR Trustee or director, Officer | 0.5 | $0 | $0 | $0 |
| ELIZABETH SEEBER MBA | TREASURER Trustee or director, Officer | 0.5 | $0 | $0 | $0 |
| STANLEY BROADBENT | DIRECTOR Trustee or director | 0.5 | $0 | $0 | $0 |
| CAROL BROSGART MD | DIRECTOR Trustee or director | 0.5 | $0 | $0 | $0 |
| NATHANIEL BROWN MD | DIRECTOR Trustee or director | 0.5 | $0 | $0 | $0 |
| GANG CHEN MD PHD | DIRECTOR Trustee or director | 0.5 | $0 | $0 | $0 |
| LILLIAN CHIANG PHD MBA | DIRECTOR Trustee or director | 0.5 | $0 | $0 | $0 |
| DAVID GRUBER CPA | DIRECTOR Trustee or director | 0.5 | $0 | $0 | $0 |
| RAMAN KAPUR MBA | DIRECTOR Trustee or director | 0.5 | $0 | $0 | $0 |
| MARK PETTY | DIRECTOR Trustee or director | 0.5 | $0 | $0 | $0 |
| LEWIS ROBERTS MB CHB PHD | DIRECTOR Trustee or director | 0.5 | $0 | $0 | $0 |
5 more people on this return
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| LU-YU HWANG MD | DIRECTOR Trustee or director | 0.5 | $0 |
| ELIZABETH SIGETY | DIRECTOR Trustee or director | 0.5 | $0 |
| WALTER TSOU MD | DIRECTOR Trustee or director | 0.5 | $0 |
| SU WANG MD MPH | DIRECTOR Trustee or director | 0.5 | $0 |
| HEATHER DAVIS | DIRECTOR Trustee or director | 0.5 | $0 |
990 for the year ended June 30, 2024: 21 people
| Name | Title | Hours / week | Compensation | From related orgs | Other / benefits |
|---|---|---|---|---|---|
| LOUIS P KASSA III MPA | CHIEF EXECUTIVE OFFICER Officer | 10 | $0 | $314,899 | $39,581 |
| CHARI COHEN PHD | PRESIDENT Officer | 40 | $202,998 | $0 | $39,871 |
| TIMOTHY M BLOCK PHD | CHAIRMAN (FORMER PRES-RETIRED 6/22) Trustee or director, Officer | 1 | $0 | $10,457 | $0 |
| JOEL ROSEN ESQ | VICE-CHAIR Trustee or director, Officer | 1 | $0 | $0 | $0 |
| CATHARINE WILLIAMS MGA | VICE-CHAIR Trustee or director, Officer | 1 | $0 | $0 | $0 |
| WAYNE YETTER MBA | SECRETARY Trustee or director, Officer | 1 | $0 | $0 | $0 |
| ELIZABETH SEEBER MBA | TREASURER Trustee or director, Officer | 1 | $0 | $0 | $0 |
| STANLEY BROADBENT | DIRECTOR Trustee or director | 0.5 | $0 | $0 | $0 |
| CAROL BROSGART MD | DIRECTOR Trustee or director | 0.5 | $0 | $0 | $0 |
| NATHANIEL BROWN MD | DIRECTOR Trustee or director | 0.5 | $0 | $0 | $0 |
| GANG CHEN MD PHD | DIRECTOR Trustee or director | 0.5 | $0 | $0 | $0 |
| LILLIAN CHIANG PHD MBA | DIRECTOR Trustee or director | 0.5 | $0 | $0 | $0 |
| ANTHONY FORD-HUTCHINSON PHD | DIRECTOR Trustee or director | 0.5 | $0 | $0 | $0 |
| DAVID GRUBER CPA | DIRECTOR Trustee or director | 0.5 | $0 | $0 | $0 |
| RAMAN KAPUR MBA | DIRECTOR Trustee or director | 0.5 | $0 | $0 | $0 |
| MARK PETTY | DIRECTOR Trustee or director | 0.5 | $0 | $0 | $0 |
| LEWIS ROBERTS MB CHB PHD | DIRECTOR Trustee or director | 0.5 | $0 | $0 | $0 |
| LU-YU HWANG MD | DIRECTOR Trustee or director | 0.5 | $0 | $0 | $0 |
| ELIZABETH SIGETY | DIRECTOR Trustee or director | 0.5 | $0 | $0 | $0 |
| WALTER TSOU MD | DIRECTOR Trustee or director | 0.5 | $0 | $0 | $0 |
| SU WANG MD MPH | DIRECTOR Trustee or director | 0.5 | $0 | $0 | $0 |
Address and contacts
- Address (IRS master file)
- 3805 OLD EASTON RD, DOYLESTOWN, PA 18902-8400
- In care of
- % NELSON CARVALHO
- Principal officer (990 for 2024)
- LOUIS P KASSA III, 3805 OLD EASTON ROAD, DOYLESTOWN, PA 18902
- Signed the 990
- LOUIS P KASSA III, CEO
- Phone
- (215) 489-4900
- Website
- WWW.HEPB.ORG
- Return prepared by
- EISNER ADVISORY GROUP LLC
Mission
THE MISSION OF THE HEPATITIS B FOUNDATION IS TO FIND A CURE FOR HEPATITIS B AND IMPROVE THE QUALITY OF LIFE FOR THOSE AFFECTED WORLDWIDE THROUGH RESEARCH, EDUCATION AND PATIENT ADVOCACY.
Program accomplishments
- RESEARCH - FUND SCIENTIFIC RESEARCH TO FIND A CURE FOR HEPATITIS B; COORDINATE THE ANNUAL INTERNATIONAL HBV MEETING; PROVIDE TRAINING OPPORTUNITIES AND INTERNSHIPS FOR YOUNG SCIENTISTS; AND HOST SINGLE TOPIC RESEARCH WORKSHOPS.Expenses $575,743 · revenue $684,246
- OUTREACH PATIENT SUPPORT - MAINTAIN THE PRIMARY ONLINE PORTAL OF INFORMATION ABOUT HEPATITIS B AT WWW.HEPB.ORG; PROVIDE FREE INFORMATION AND REFERRAL SERVICES THROUGH EMAIL, TELEPHONE, MAIL AND SOCIAL MEDIA OUTLETS; AND PUBLISH FREE PRINT AND ELECTRONIC NEWSLETTERS AND EDUCATIONAL MATERIALS.Expenses $527,912
- PUBLIC HEALTH - CREATE COMPREHENSIVE DISEASE EDUCATION CAMPAIGNS IN THE UNITED STATES AND OTHER COUNTRIES; CREATE AND MANAGE LOCAL AND NATIONAL HEPATITIS B COALITIONS; CONDUCT PUBLIC HEALTH RESEARCH TO IMPROVE HEPATITIS B SCREENING AND REFERRAL TO CARE EFFORTS; PUBLISH RESULTS IN PEER REVIEWED JOURNALS TO SHARE PROMISING BEST PRACTICES AND LESSONS LEARNED; AND EDUCATE LOCAL AND NATIONAL POLICYMAKERS TO MAKE HEPATITIS B A PUBLIC HEALTH PRIORITY.Expenses $1,372,515 · grants $114,096
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 June, so each return is due on the 15th day of the 5th month after that.
| Tax year | Year ended | Due | IRS public records |
|---|---|---|---|
| 2025 | June 30, 2026 | November 16, 2026 | Not due yet |
| 2024 | June 30, 2025 | November 17, 2025 | 990 on file |
| 2023 | June 30, 2024 | November 15, 2024 | 990 on file |
IRS record
- EIN
- 23-2655669
- Tax-exempt status
- 501(c)(3): Charitable, religious, educational or scientific organization
- Foundation status
- Publicly supported organization (170(b)(1)(A)(vi))
- Donations deductible (Pub 78)
- Public charity, 50% deduction limit
- Exempt since
- 1992
- Accounting year ends
- June
- Files
- Form 990 or 990-EZ
- Category (NTEE)
- Voluntary health associations and medical disciplines (G47Z)
- Assets (IRS master file)
- $20,490,190
- Income (IRS master file)
- $6,218,535
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990 | June 2025 | $3,466,580 | $3,250,824 | $20,490,190 | XML |
| 990 | June 2024 | $3,147,035 | $3,098,136 | $21,006,989 | IRS |
| 990 | June 2023 | $2,988,379 | $2,845,275 | $20,224,712 | IRS |
| 990 | June 2022 | $2,640,688 | $2,374,928 | $16,299,322 | IRS |
| 990 | June 2021 | – | – | – | IRS |
| 990 | June 2020 | – | – | – | IRS |
| 990 | June 2019 | – | – | – | IRS |
| 990 | June 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 23-2655669).
Questions about HEPATITIS B FOUNDATION
- What is the EIN of HEPATITIS B FOUNDATION?
- The employer identification number (EIN) of HEPATITIS B FOUNDATION is 23-2655669.
- Is HEPATITIS B FOUNDATION tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 1992.
- Are donations to HEPATITIS B FOUNDATION tax-deductible?
- Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
- Which annual return does HEPATITIS B FOUNDATION 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 HEPATITIS B FOUNDATION due?
- The return for tax year 2025 (the year ending June 30, 2026) is due November 16, 2026. Form 8868 extends it by six months; the 990-N cannot be extended.
- When did HEPATITIS B FOUNDATION last file with the IRS?
- The latest return in the IRS public files is the 990 for the year ended June 2025.
- Who is the principal officer of HEPATITIS B FOUNDATION?
- The 990 for the year ended June 30, 2025 names LOUIS P KASSA III.
- Who are the officers and directors of HEPATITIS B FOUNDATION?
- The 990 for the year ended June 30, 2025 lists 20 people; 2 received compensation from the organization.
- How much revenue does HEPATITIS B FOUNDATION have?
- On its 990 for the year ended June 30, 2025 it reported revenue of $3,466,580, expenses of $3,250,824 and total assets of $20,490,190 at year end.
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All nonprofits in DOYLESTOWN · Pennsylvania · Voluntary health associations and medical disciplines