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MASS General Brigham Incorporated

Public charityFed auditsIRS 990990-T FY2023
Other · SOMERVILLE, MA · EIN 04-3230035

About

See schedule o

Donations are tax-deductible
Category
Other
Employees
9,605
Volunteers
21

Financial Snapshot

FY ending 2024-09-30
Revenue
$1.9B
Expenses
$2.1B
Assets
$9.8B
Liabilities
$8.3B

Financial history

$2.1B$1.1B$0
161718192021222324
RevenueExpenses
Latest FY2024: $1.9B · Peak FY2022: $2.1B · Avg: $1.6B

Foreign activity (Schedule F)

Total spent abroad$4.8M
Foreign employees0
Foreign offices1
Foreign partnership interestYes
Foreign trust interestNo
RegionActivitySpent
EAST ASIA AND THE PACIFIC——
EUROPE——
EUROPE——
EUROPE——
MIDDLE EAST AND NORTH AFRICA——
NORTH AMERICA - CANADA AND MEXICO, BUT NOT THE UNITED STATES——
SOUTH AMERICA——
SOUTH ASIA——
SOUTH ASIA——

501(h) election

This 501(c)(3) has NOT elected 501(h) — lobbying is permitted but limited under the vaguer "no substantial part of activities" test.

Political & Grant Activity

Campaign Spending
—
Lobbying
$1.5M
Grants Given
$104.3M
MASS GENERAL BRIGHAM INCORPORATED
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Address

399 Revolution DR STE 645
Somerville, MA, 02145-157

Governance

Voting board members22
Independent members13
Conflict-of-interest policyYes
Whistleblower policyYes
Doc-retention policyYes
Audit committeeYes
990 reviewed by boardYes

Compensation practices

Severance paymentsYes
Equity-based compNo
Supplemental retirement planYes
Compensation committeeYes
Used comp surveyYes
Board approved compYes
Initial contract exceptionNo

Financial detail (Schedule D)

Board-designated %89.6%
Permanent endowment %7.7%
Endowment held by related orgNo
Public records
ProPublica Nonprofit Explorer ↗
Full 990 PDFs going back to 2001, plus parsed financial extracts. The easiest place to read actual filings.
IRS Tax Exempt Organization Search ↗
IRS-side authoritative source. Confirms current exempt status and pulls the latest determination letter.
These open in a new tab. AllCiv doesn't host filings directly — these are the authoritative public-record sources.