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Nonprofit · EIN 45-2491829

MS CENTER OF BOSTON A NONPROFIT CORPORATION

Also known as JOSHUA KATZ PRES

Tax-exempt · WELLESLEY, MA 02481

Financials

$50K$37K2023$79K$54K2024$72K$43K2025
Revenue Expenses · by fiscal year end
Financials of MS CENTER OF BOSTON A NONPROFIT CORPORATION by year, from its e-filed returns
Year endedFormRevenueExpensesNet incomeTotal assetsLiabilitiesNet assets
December 31, 2025990-EZ$72,188$43,353$28,835$371,805$0$371,805
December 31, 2024990-EZ$79,355$54,325$25,030$342,970$0$342,970
December 31, 2023990-EZ$50,430$36,892$13,538$317,940$0$317,940
Financial details: 990-EZ for the year ended December 31, 2025

Revenue

Contributions, gifts and grants
$60,902
Investment income
$11,286

Expenses

Grants and similar amounts paid
$14,069
Compensation of officers, directors and key employees
$0
Professional fees and payments to contractors
$3,677
Printing, publications and postage
$944
Other expenses
$24,663
Program services (functional)
$37,281

Balance sheet and other

Total assets, start of year
$342,970
Total assets, end of year
$371,805
Total liabilities, end of year
$0
Net assets, end of year
$371,805
Cash, savings and investments
$371,805
Gross receipts
$72,188

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-EZ for the year ended December 31, 2025, highest compensation first.

NameTitleHours / weekCompensation
ELLEN LATHITREASURER/DIRECTOR0.08$0
JOSHUA KATZPRESIDENT/DIRECTOR1$0
MARISSA SHACKLETONSECRETARY/DIRECTOR4$0
ANDREW BOULEYDIRECTOR1$0
JEAN FEDER-EWELLDIRECTOR0.08$0
990-EZ for the year ended December 31, 2024: 5 people
NameTitleHours / weekCompensation
ELLEN LATHITREASURER/DIRECTOR4$0
JOSHUA KATZPRESIDENT/DIRECTOR4$0
MARISSA SHACKLETONSECRETARY/DIRECTOR12$0
ANDREW BOULEYDIRECTOR4$0
JEAN FEDER-EWELLDIRECTOR4$0
990-EZ for the year ended December 31, 2023: 5 people
NameTitleHours / weekCompensation
ELLEN LATHI APPOINTED TREAS 3302PRES. UNTIL 3/30/23/DIR FULL YEAR1$0
JOSHUA KATZ APPOINTED PRES 33023TREAS. UNTIL 3/30/23/DIR FULL YEAR1$0
MARISSA SHACKLETONSECRETARY/DIRECTOR2.5$0
ANDREW BOULEYDIRECTOR (APPOINTED 3/30/23)1$0
JEAN FEDER-EWELLDIRECTOR (APPOINTED 3/30/23)1$0

Address and contacts

Address (IRS master file)
110 CEDAR ST STE 110, WELLESLEY, MA 02481-3527
Mailing address (990-N for 2022)
110 Cedar Street Suite 110, Wellesley MA 02481
Principal officer (990-N for 2022)
Ellen Lathi, 110 Cedar Street Suite 110, Wellesley MA 02481
Signed the 990-EZ
JOSHUA KATZ, PRESIDENT
Phone
(781) 591-8305
Return prepared by
EAG NEW ENGLAND LLC

Mission

TO ASSIST WITH THE MANY UNMET NEEDS FACED BY MULTIPLE SCLEROSIS PATIENTS, THEIR FAMILIES AND CAREGIVERS BY HELPING PATIENTS WITH LIMITED FINANCIAL RESOURCES OBTAIN DURABLE MEDICAL EQUIPMENT, HOME MODIFICATIONS, GYM MEMBERSHIPS, HOME PHYSICAL THERAPY ASSESSMENTS AND MORE. THE ORGANIZATION ALSO SUPPORTS EDUCATIONAL PROGRAMS AND A FINANCIAL ASSISTANCE PROGRAM FOR PEOPLE WITH MULTIPLE SCLEROSIS.

990-EZ for the year ended December 31, 2025

Program accomplishments

  • THE FOUNDATION SPONSORS A NUMBER OF PROGRAMS AND GROUPS FOR PATIENTS WITH MULTIPLE SCLEROSIS, THEIR FAMILIES, AND CAREGIVERS. WE ALSO OPEN THESE OFFERINGS TO THE COMMUNITY. 1) ANNUAL ELC EDUCATION DAY TYPICALLY INCLUDES A HEALTH FAIR, BRUNCH, SPECIAL PRESENTATIONS BY OUR PHYSICIANS, AND Q&A. ALL ARE WELCOME. 2) WELLNESS SERIES PRESENTATIONS BY OUR PHYSICIANS AND GUEST EXPERTS
    Expenses $23,156
  • TO SUPPORT THE NEEDS OF PATIENTS WITH MULTIPLE SCLEROSIS, THEIR FAMILIES AND CAREGIVERS. THE CENTER SUPPORTS A FINANCIAL ASSISTANCE PROGRAM FOR PATIENTS WITH MULTIPLE SCLEROSIS, & PATIENTS' SUPPORT GROUPS. THE FINANCIAL ASSISTANCE PROGRAM HELPS DECREASE THE FINANCIAL BURDEN OF SUCH NEEDS SUCH AS: 1) HOME MODIFICATIONS, 2) DURABLE MEDICAL EQUIPMENT AND ASSISTIVE DEVICES, 3) DRIVING EVALUATIONS, 4) RESPITE CARE, 5) SERVICE DOG PROGRAM EXPENSES, & 6) OCCUPATIONAL THERAPY EVALUATIONS.
    Expenses $14,125 · grants $14,069

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 yearYear endedDueIRS public records
2025December 31, 2025May 15, 2026990-EZ on file
2024December 31, 2024May 15, 2025990-EZ on file
2023December 31, 2023May 15, 2024990-EZ on file

IRS record

EIN
45-2491829
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
2012
Accounting year ends
December
Files
Form 990 or 990-EZ
Assets (IRS master file)
$371,805
Income (IRS master file)
$72,188

Filing history

FormYear endedRevenueExpensesAssetsReturn
990-EZDecember 2025$72,188$43,353$371,805XML
990-EZDecember 2024$79,355$54,325$342,970XML
990-EZDecember 2023$50,430$36,892$317,940XML
990-N for 2022
Officer: Ellen Lathi
December 31, 2022≤ $50,000 receipts––e-Postcard
990-EZDecember 2020–––IRS
990-EZDecember 2018–––IRS
990-N for 2014
Officer: ELLEN LATHI MD
December 31, 2014≤ $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 45-2491829).

Questions about MS CENTER OF BOSTON A NONPROFIT CORPORATION

What is the EIN of MS CENTER OF BOSTON A NONPROFIT CORPORATION?
The employer identification number (EIN) of MS CENTER OF BOSTON A NONPROFIT CORPORATION is 45-2491829.
Is MS CENTER OF BOSTON A NONPROFIT CORPORATION tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2012.
Are donations to MS CENTER OF BOSTON A NONPROFIT CORPORATION tax-deductible?
Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
Which annual return does MS CENTER OF BOSTON A NONPROFIT CORPORATION 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 MS CENTER OF BOSTON A NONPROFIT CORPORATION due?
The return for tax year 2026 (the year ending December 31, 2026) is due May 17, 2027. Form 8868 extends it by six months; the 990-N cannot be extended.
When did MS CENTER OF BOSTON A NONPROFIT CORPORATION last file with the IRS?
The latest return in the IRS public files is the 990-EZ for the year ended December 2025.
Who is the principal officer of MS CENTER OF BOSTON A NONPROFIT CORPORATION?
The 990-N for 2022 names Ellen Lathi.
Who are the officers and directors of MS CENTER OF BOSTON A NONPROFIT CORPORATION?
The 990-EZ for the year ended December 31, 2025 lists 5 people; 0 received compensation from the organization.
How much revenue does MS CENTER OF BOSTON A NONPROFIT CORPORATION have?
On its 990-EZ for the year ended December 31, 2025 it reported revenue of $72,188, expenses of $43,353 and total assets of $371,805 at year end.

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