Nonprofit · EIN 01-0554709
FLORIDA PROTON THERAPY INSTITUTE INC
Tax-exempt · JACKSONVILLE, FL 32206
Financials
| Year ended | Form | Revenue | Expenses | Net income | Total assets | Liabilities | Net assets |
|---|---|---|---|---|---|---|---|
| June 30, 2025 | 990 | $53,051,165 | $47,804,509 | $5,246,656 | $141,325,655 | $46,145,024 | $95,180,631 |
| June 30, 2024 | 990 | $51,268,586 | $46,585,751 | $4,682,835 | $140,234,180 | $50,275,840 | $89,958,340 |
| June 30, 2023 | 990 | $45,555,232 | $45,128,255 | $426,977 | $137,388,571 | $52,424,249 | $84,964,322 |
Financial details: 990 for the year ended June 30, 2025
Revenue
- Contributions, gifts and grants
- $673,858
- Program service revenue
- $49,305,415
- Investment income
- $2,244,738
- Net gain from sales of assets
- $405,181
- Other revenue
- $827,154
Expenses
- Grants and similar amounts paid
- $8,000
- Compensation of officers, directors and key employees
- $2,005,496
- Other salaries and wages
- $9,768,318
- Salaries, compensation and benefits (total)
- $14,403,250
- Professional fundraising fees
- $0
- Legal fees
- $215,121
- Accounting fees
- $51,832
- Occupancy
- $10,776,624
- Travel
- $81,314
- Depreciation
- $4,503,403
- Program services (functional)
- $45,695,400
- Management and general (functional)
- $2,109,109
Balance sheet and other
- Total assets, start of year
- $140,234,180
- Total assets, end of year
- $141,325,655
- Total liabilities, end of year
- $46,145,024
- Net assets, end of year
- $95,180,631
- Land, buildings and equipment
- $54,565,132
- Publicly traded securities
- $28,639,449
- Net assets without donor restrictions
- $91,544,537
- Net assets with donor restrictions
- $3,636,094
- Gross receipts
- $53,067,576
- Employees
- 145
- Volunteers
- 8
- Year formed
- 2001
- State of legal domicile
- FL
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 | Other / benefits |
|---|---|---|---|---|
| NANCY P MENDENHALL | TRUSTEE/MEDICAL DIRECTOR Trustee or director, Officer | 40 | $647,548 | $25,987 |
| KRISTIN A HEATH | EXECUTIVE DIRECTOR Officer | 40 | $363,842 | $46,860 |
| KEVIN KIRBY | DIRECTOR OF CLINICAL DOSIMETRY Key employee | 40 | $214,522 | $6,757 |
| TREVOR FLEMING | DIRECTOR OF TECHNICAL SERVICES Key employee | 40 | $203,813 | $6,337 |
| EMMA V VIVIERS | TREATMENT PLANNING PHYSICIST Highest-paid employee | 40 | $184,407 | $5,760 |
| WILLIAM J GLIDDEN | LEAD CERTIFIED MEDICAL DOSIMETRIST Highest-paid employee | 40 | $163,208 | $4,991 |
| BRADLEE ROBBERT | DIRECTOR OF OPERATIONS/SECRETARY (NON-VOTING) Key employee | 40 | $158,705 | $5,047 |
| NATALIYA GETMAN | LEAD CERTIFIED MEDICAL DOSIMETRIST Highest-paid employee | 40 | $157,048 | $4,869 |
| ST JOHN ERNEST | TECHNICAL SERVICES MANAGER Highest-paid employee | 40 | $147,012 | $4,543 |
| WALTER MOORE | CHIEF FINANCIAL OFFICER (END. 05/25) Former | 40 | $143,666 | $4,392 |
| JOHN YOUNG | TECHNICAL SERVICES MANAGER Highest-paid employee | 40 | $139,854 | $4,423 |
| VIVEK BADISA | CHIEF FINANCIAL OFFICER (BEG. 05/25)/TREASURER (NON-VOTING) Officer | 40 | $38,001 | $0 |
| JENNIFER HUNT MD | CHAIRMAN Trustee or director, Officer | 0.3 | $0 | $0 |
| ALAN MORRISON | FORMER TRUSTEE (END. 11/24) Trustee or director | 0.3 | $0 | $0 |
| GAE WALTERS PHD | TRUSTEE Trustee or director | 0.3 | $0 | $0 |
5 more people on this return
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| GARY DILTS | TRUSTEE Trustee or director | 0.3 | $0 |
| JONATHAN LICHT | TRUSTEE Trustee or director | 0.3 | $0 |
| PATRICK GREEN | TRUSTEE Trustee or director | 0.3 | $0 |
| PAUL OKUNIEFF | FORMER TRUSTEE (END. 3/25) Trustee or director | 0.3 | $0 |
| TERRANCE FREEMAN | TRUSTEE (Beg. 3/25) Trustee or director | 0.3 | $0 |
990 for the year ended June 30, 2024: 19 people
| Name | Title | Hours / week | Compensation | Other / benefits |
|---|---|---|---|---|
| NANCY P MENDENHALL | TRUSTEE/MEDICAL DIRECTOR Trustee or director, Officer | 40 | $634,115 | $23,537 |
| STUART KLEIN | EXECUTIVE DIRECTOR (END. 11/23) Former | 40 | $367,599 | $14,973 |
| KEVIN KIRBY | DIRECTOR OF CLINICAL DOSIMETRY Key employee | 40 | $215,867 | $6,475 |
| TREVOR FLEMING | DIRECTOR OF TECHNICAL SERVICES Key employee | 40 | $194,339 | $5,829 |
| EMMA V VIVIERS | TREATMENT PLANNING PHYSICIST Highest-paid employee | 40 | $186,448 | $5,592 |
| WALTER MOORE | CHIEF FINANCIAL OFFICER Officer | 40 | $169,142 | $5,073 |
| WILLIAM J GLIDDEN | LEAD CERTIFIED MEDICAL DOSIMETRIST Highest-paid employee | 40 | $159,885 | $4,795 |
| NATALIYA GETMAN | LEAD CERTIFIED MEDICAL DOSIMETRIST Highest-paid employee | 40 | $157,631 | $4,728 |
| ST JOHN ERNEST | TECHNICAL SERVICES MANAGER Highest-paid employee | 40 | $156,006 | $4,679 |
| BRADLEE ROBBERT | DIRECTOR OF OPERATIONS Key employee | 40 | $155,180 | $4,654 |
| BRIDGETTE D CARTER | LEAD PEDIATRIC MEDICAL DOSIMETRIST Highest-paid employee | 40 | $139,683 | $4,189 |
| COLLEEN KOCH | CHAIRMAN/PRESIDENT Trustee or director, Officer | 0.3 | $0 | $0 |
| PAUL OKUNIEFF MD | SECRETARY/TREASURER Trustee or director, Officer | 0.3 | $0 | $0 |
| JONATHAN D LICHT MD | TRUSTEE Trustee or director | 0.3 | $0 | $0 |
| DANIEL M EDELMAN | TRUSTEE Trustee or director | 0.3 | $0 | $0 |
| GAE WALTERS PHD | TRUSTEE Trustee or director | 0.3 | $0 | $0 |
| GARY DILTS | TRUSTEE Trustee or director | 0.3 | $0 | $0 |
| ALAN MORRISON | TRUSTEE Trustee or director | 0.3 | $0 | $0 |
| PATRICK GREEN | TRUSTEE Trustee or director | 0.3 | $0 | $0 |
990 for the year ended June 30, 2023: 20 people
| Name | Title | Hours / week | Compensation | Other / benefits |
|---|---|---|---|---|
| NANCY P MENDENHALL | TRUSTEE/MEDICAL DIRECTOR Trustee or director, Officer | 40 | $660,786 | $23,130 |
| STUART KLEIN | EXECUTIVE DIRECTOR Officer | 40 | $417,273 | $15,749 |
| KEVIN KIRBY | DIRECTOR OF CLINICAL DOSIMETRY Key employee | 40 | $190,517 | $5,768 |
| TREVOR FLEMING | DIRECTOR OF TECHNICAL SERVICES Key employee | 40 | $181,692 | $5,359 |
| EMMA V VIVIERS | TREATMENT PLANNING PHYSICIST Highest-paid employee | 40 | $183,258 | $3,607 |
| TOMMIE L ALLEN | CHIEF FINANCIAL OFFICER (END. 06-23) Former | 40 | $160,505 | $4,739 |
| NATALIYA GETMAN | LEAD CERTIFIED MEDICAL DOSIMETRIST Highest-paid employee | 40 | $144,737 | $3,508 |
| WILLIAM J GLIDDEN | LEAD CERTIFIED MEDICAL DOSIMETRIST Highest-paid employee | 40 | $139,109 | $3,318 |
| HEATHER K OAKLEY | DIRECTOR OF SOCIAL SERVICES Highest-paid employee | 40 | $137,274 | $3,931 |
| BRIDGETTE D CARTER | LEAD PEDIATRIC CERTIFIED MEDICAL DOSIMETRIST Highest-paid employee | 40 | $131,331 | $3,515 |
| WALTER MOORE | CHIEF FINANCIAL OFFICER Officer | 40 | $122,522 | $4,261 |
| COLLEEN KOCH | CHAIRMAN/PRESIDENT Trustee or director, Officer | 0.3 | $0 | $0 |
| PAUL OKUNIEFF MD | SECRETARY/TREASURER Trustee or director, Officer | 0.3 | $0 | $0 |
| JONATHAN D LICHT MD | TRUSTEE Trustee or director | 0.3 | $0 | $0 |
| RUSSELL ARMISTEAD | TRUSTEE Trustee or director | 0.3 | $0 | $0 |
| CHARLES LANE | TRUSTEE Trustee or director | 0.3 | $0 | $0 |
| DANIEL M EDELMAN | TRUSTEE Trustee or director | 0.3 | $0 | $0 |
| KENNETH R HAMILTON | TRUSTEE Trustee or director | 0.3 | $0 | $0 |
| GAE WALTERS PHD | TRUSTEE Trustee or director | 0.3 | $0 | $0 |
| GARY DILTS | TRUSTEE Trustee or director | 0.3 | $0 | $0 |
Address and contacts
- Address (IRS master file)
- 2015 JEFFERSON ST, JACKSONVILLE, FL 32206-3531
- In care of
- % C CRAIG TISHER MD
- Principal officer (990 for 2024)
- KRISTIN HEATH, 2015 NORTH JEFFERSON STREET, JACKSONVILLE, FL 32206
- Signed the 990
- KRISTIN HEATH, EXECUTIVE DIRECTOR
- Phone
- (904) 588-1800
- Website
- www.floridaproton.org
- Return prepared by
- Forvis Mazars LLP
Mission
THE ORGANIZATION PROVIDES CANCER TREATMENT SERVICES, EDUCATIONAL PROGRAMS, AND TRAINING OPPORTUNITIES TO PROMOTE BASIC AND CLINICAL RESEARCH RELATED TO CANCER TREATMENTS AND TREATMENT PROGRAMS.
Program accomplishments
- THE PRIMARY ACTIVITY OF THE INSTITUTE IS TO PROVIDE PROTON AND CONVENTIONAL RADIATION THERAPY CANCER TREATMENT IN FACILITIES LOCATED IN JACKSONVILLE, FLORIDA. SINCE COMMENCING CLINICAL OPERATIONS IN AUGUST OF 2006, THE INSTITUTE HAS CONTINUED TO FOCUS ITS RESOURCES ON FULFILLING ITS TRIPARTITE MISSION OF CLINICAL SERVICE, RESEARCH AND EDUCATION. TO DATE, THE INSTITUTE HAS PROVIDED CANCER TREATMENT SERVICES TO OVER 18,415 PATIENTS. THE CLINICAL PROGRAMS FOCUS ON MULTIPLE DISEASE SITES INCLUDING, BUT NOT LIMITED TO: CANCERS OF THE BRAIN AND CENTRAL NERVOUS SYSTEM, PROSTATE, SOFT TISSUES, EYE, BREAST, LUNG AND PANCREAS. THE INSTITUTE CURRENTLY OPERATES THE WORLD'S LARGEST PEDIATRIC PROGRAM UTILIZING PROTON THERAPY. SUPPLEMENTAL RESOURCES DEDICATED TO THE PEDIATRIC POPULATION INCLUDE: A FULL-TIME PLAY THERAPIST, A PEDIATRIC SOCIAL WORKER AND ART THERAPY STAFF. ALSO, PEDIATRIC PATIENTS ARE PROVIDED VARIOUS EDUCATIONAL AND "FUN" EVENTS SUPPORTED BY: THE LOCAL ZOO, SCIENCE LADY, FIRE DEPARTMENT, ETC. A CORNERSTONE OF THE INSTITUTE'S MISSION INCLUDES CLINICAL RESEARCH. CURRENTLY, THE INSTITUTE HAS A TOTAL OF 149 CLINICAL TRIALS, OUTCOME STUDIES, AND REGISTRIES THAT HAVE BEEN COMPLETED OR ARE CURRENTLY OPEN FOR PATIENT ACCRUAL. THIS CLINICAL RESEARCH HAS LED TO OVER 450 PUBLICATIONS. APPROXIMATELY 97% OF THE INSTITUTE'S PATIENTS PARTICIPATE IN ONE OF THE CLINICAL TRIAL PROGRAMS OR OUTCOME STUDIES. LIKEWISE, THE INSTITUTE HAS DEVELOPED MULTIPLE EDUCATIONAL OPPORTUNITIES INCLUDING POST GRADUATE FELLOWSHIP TRAINING PROGRAMS IN PROTON RADIATION, PEDIATRICS AND IN MEDICAL PHYSICS. ALSO, THE INSTITUTE PROVIDES ONSITE TRAINING FOR SEVERAL RADIATION THERAPIST TRAINING PROGRAMS AND CHILD LIFE SPECIALIST SOCIAL WORKER PROGRAMS. AS A CANCER CENTER OF EXCELLENCE AND ACCREDITED RADIATION ONCOLOGY CENTER THROUGH THE AMERICAN COLLEGE OF RADIOLOGY (ACR), THE INSTITUTE CONTINUED TO PROVIDE OPTIMAL PATIENT CARE AND SERVICES. ALSO, THE INSTITUTE CONTINUES TO IMPROVE ITS ART-IN-MEDICINE PROGRAM, EDUCATIONAL ACTIVITIES, AND SURVIVORSHIP PROGRAM. THESE PROGRAMS ARE AIMED TO INCREASE THE HEALING ENVIRONMENT AND CULTURE CREATED AT THE INSTITUTE. PRIMARILY, THESE PROGRAMS ENHANCE WELLNESS, RELAXATION, PAIN MANAGEMENT, AND DECREASE ANXIETY AND STRESS IN PATIENTS AND CAREGIVERS UNDERGOING CANCER CARE AT THE INSTITUTE. THE PROGRAM HAS BEEN SO SUCCESSFUL THAT 98% OF PATIENTS WOULD DEFINITELY RECOMMEND THE INSTITUTE'S TREATMENT AND SERVICES. THE INSTITUTE IS RECOGNIZED AS THE WORLD LEADER IN PEDIATRIC PROTON RADIATION THERAPY AND CONTINUALLY PROVIDES TREATMENT TO PATIENTS FROM MANY COUNTRIES AROUND THE WORLD AS WELL AS MANY STATES WITHIN THE USA. THE ADULT PROGRAMS ARE EQUALLY RECOGNIZED FOR THE TREATMENT OPTIONS AND CONTINUED CANCER RESEARCH. CURRENTLY, THE INSTITUTE IS COLLECTING DATA, OR HAS COLLECTED DATA, ON RESEARCH STUDIES, EITHER FOR ITS OWN MISSION OR PARTICIPATING WITH OTHER NOTED MEDICAL INSTITUTIONS, SUCH AS ST. JUDE'S CHILDREN'S HOSPITAL, MASSACHUSETTS GENERAL HOSPITAL, ETC. IN FISCAL YEAR 2025 (JULY 1, 2024 THRU JUNE 30, 2025), THE INSTITUTE'S PROFESSIONAL STAFF PUBLISHED 35 STUDIES IN MAJOR MEDICAL PUBLICATIONS.Expenses $45,695,400 · grants $8,000 · revenue $50,132,569
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
- 01-0554709
- 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
- 2002
- Accounting year ends
- June
- Files
- Form 990 or 990-EZ
- Category (NTEE)
- Health care (E24)
- Assets (IRS master file)
- $141,325,655
- Income (IRS master file)
- $53,067,576
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990 | June 2025 | $53,051,165 | $47,804,509 | $141,325,655 | IRS |
| 990 | June 2024 | $51,268,586 | $46,585,751 | $140,234,180 | IRS |
| 990 | June 2023 | $45,555,232 | $45,128,255 | $137,388,571 | XML |
| 990 | June 2022 | $44,745,650 | $43,043,555 | $138,319,097 | 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 01-0554709).
Questions about FLORIDA PROTON THERAPY INSTITUTE INC
- What is the EIN of FLORIDA PROTON THERAPY INSTITUTE INC?
- The employer identification number (EIN) of FLORIDA PROTON THERAPY INSTITUTE INC is 01-0554709.
- Is FLORIDA PROTON THERAPY INSTITUTE INC tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2002.
- Are donations to FLORIDA PROTON THERAPY INSTITUTE INC tax-deductible?
- Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
- Which annual return does FLORIDA PROTON THERAPY INSTITUTE INC 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 FLORIDA PROTON THERAPY INSTITUTE INC 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 FLORIDA PROTON THERAPY INSTITUTE INC 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 FLORIDA PROTON THERAPY INSTITUTE INC?
- The 990 for the year ended June 30, 2025 names KRISTIN HEATH.
- Who are the officers and directors of FLORIDA PROTON THERAPY INSTITUTE INC?
- The 990 for the year ended June 30, 2025 lists 20 people; 12 received compensation from the organization, the highest $647,548 (NANCY P MENDENHALL, TRUSTEE/MEDICAL DIRECTOR).
- How much revenue does FLORIDA PROTON THERAPY INSTITUTE INC have?
- On its 990 for the year ended June 30, 2025 it reported revenue of $53,051,165, expenses of $47,804,509 and total assets of $141,325,655 at year end.
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