EIN 04-2050773

Massachusetts Medical Society

IRS 501(c) type
501(c)(6)
Num. employees
498
Year formed
1781
Most recent tax filings
2024-05-01
Description
The Society is a leader in continuing medical education for health care professionals throughout Massachusetts, conducting a variety of medical education programs for physicians and health care professionals.
Related structure
Massachusetts Medical Society is a parent organization to a group of 17 other organizations.
Total revenues
$138,011,798
2024
Total expenses
$133,285,279
2024
Total assets
$295,176,920
2024
Num. employees
498
2024

Program areas at Massachusetts Medical Society

Publishing Medical information:as a state Medical Society, the mms is in the unique position of managing a world-wide brand, nejm group. Nejm group publishes the new england journal of medicine (nejm), nejm journal watch, nejm catalyst, nejm evidence, and nejm ai. As the flagship of nejm group, nejm is recognized as the world's leading general Medical journal. Nejm delivers high-quality, peer-reviewed research and interactive clinical content to physicians, educators, researchers, and the global Medical community. Nejm's mission is to publish the best research and information at the intersection of biomedical science and clinical practice and to present this information in understandable, clinically useful formats that inform health care delivery and improve patient outcomes. Nejm keeps health care professionals at the leading edge of Medical knowledge, helps them to gain broad understanding in their areas of interest, and provides a variety of engaging and innovative ways to learn. Nejm has more than one million readers from nearly every country.
Member services: the Massachusetts Medical Society (mms) is the statewide professional association for physicians and Medical students, supporting approximately 24,000 members. The mms is dedicated to educating and advocating for the physicians of Massachusetts and patients locally and nationally. A leadership voice in health care, the mms contributes physician and patient perspectives to influence health-related legislation at the state and federal levels. Through fy24, mms - the state's largest physician-led membership organization - continued to be a source of professional support and education for physicians while advocating for physicians and patients. Members actively participated in advancing dozens of mms initiatives, activities, and policies. Some key areas of focus and impact during fy24 were opioid addiction; mental health care; responsible artificial intelligence; reducing potential medicare cuts; public health issues, such as mpox, respiratory syncytial virus (rsv), and measles; physician mentoring and support programs; the shortage of primary care physicians; sedation and anesthesia for colonoscopies and endoscopies; and prior authorization and other administrative burdens for physicians.
Education: together, mms and nejm group provide unparalleled content and education services to reach practicing health care professionals and improve patient care. The Massachusetts Medical Society received accreditation with commendation by the accme and has maintained this certification of excellence since the program's inception. Through our continuing Medical education program (cme), the Massachusetts Medical Society (mms) seeks to enable clinically relevant and valuable learning, framed by the best available evidence, designed to advance the quality, accessibility, safety, and cost-effectiveness of health care for patients and the public while promoting clinician professionalism and wellness. In summary, we seek to ensure optimal health and well-being of patients and providers.

Grants made by Massachusetts Medical Society

GranteeGrant descriptionAmount
Physician Health ServicesPhysician Outreach Services$409,000
Massachusetts Medical Society and Alliance Charitable FoundationCommunity Action$100,000
Massachusetts Medical Benevolent SocietyFinancial Relief$50,000
...and 2 more grants made

Who funds Massachusetts Medical Society

Grants from foundations and other nonprofits
GrantmakerDescriptionAmount
Milford Regional Medical Staff AssociationPhysician Health Services$3,000

Financials for Massachusetts Medical Society

RevenuesFYE 05/2024
Total grants, contributions, etc.$1,335,321
Program services$74,184,052
Investment income and dividends$6,346,116
Tax-exempt bond proceeds$0
Royalty revenue$37,675,081
Net rental income$925,840
Net gain from sale of non-inventory assets$15,534,436
Net income from fundraising events$0
Net income from gaming activities$0
Net income from sales of inventory$0
Miscellaneous revenues$2,010,952
Total revenues$138,011,798
Data update history
May 28, 2025
Posted financials
Added Form 990 for fiscal year 2024
May 25, 2025
Updated personnel
Identified 2 new personnel
May 25, 2025
Used new vendors
Identified 1 new vendor, including
March 26, 2025
Received grants
Identified 2 new grant, including a grant for $80,000 from Kaiser Foundation Health Plan (KFHP)
November 5, 2024
Updated personnel
Identified 4 new personnel
Nonprofit Types
Grantmaking organizationsProfessional associationsBusiness and community development organizationsHealth organizationsHeadquarter / parent organizations
Issues
HealthEducationCommunity improvementBusiness and industry
Characteristics
MembershipsOperates internationallyState / local levelReceives government fundingEndowed supportCommunity engagement / volunteering
General information
Address
860 Winter St
Waltham, MA 02451
Metro area
Boston-Cambridge-Newton, MA-NH
County
Middlesex County, MA
Website URL
massmed.org/ 
Phone
(781) 893-4610
Facebook page
massmed 
Twitter profile
@massmedical 
IRS details
EIN
04-2050773
Fiscal year end
May
Taxreturn type
Form 990
Year formed
1781
Eligible to receive tax-deductible contributions (Pub 78)
No
Categorization
NTEE code, primary
E03: Health Care Professional Societies and Associations
NAICS code, primary
813920: Professional Associations
Parent/child status
Parent of group exemption
Central organization
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