Mass General Brigham Incorporated

Mass General Brigham Incorporated is a charitable organization in Somerville, Massachusetts. Its tax id (EIN) is 04-3230035. It was granted tax-exempt status by IRS in November, 2010. For detailed information such as income and other financial data of Mass General Brigham Incorporated, refer to the following table.


Profile of Mass General Brigham Incorporated

Organization Name Mass General Brigham Incorporated
Tax Id (EIN)04-3230035
Address 399 Revolution Dr Ste 645, Somerville, MA 02145-1574
All tax-exempt organizations in zip code 02145
Tax PeriodAssetIncomeRevenue
September, 2012$3,785,801,720$760,631,585$760,631,585
September, 2013$4,249,396,529$961,678,677$961,678,677
September, 2014$4,627,097,938$727,635,099$727,635,099
September, 2015$5,019,256,378$847,121,743$847,121,743
September, 2016$5,622,437,123$963,154,256$883,966,094
September, 2017$5,422,733,376$1,282,761,413$1,282,761,413
September, 2018$5,788,383,697$1,319,609,417$1,319,609,417
September, 2019$6,381,428,341$1,128,839,125$923,849,851
September, 2020$7,885,097,202$2,268,328,876$2,181,423,789
September, 2021$8,481,205,961$1,965,789,162$1,965,789,162
September, 2022$8,691,364,928$2,097,520,808$2,097,520,808
September, 2023$9,377,106,791$2,053,039,249$2,053,039,249
IRS Exempt Status Ruling Date November, 2010
Exempt Status Unconditional Exemption
Deductibility Contributions are deductible
Tax Exempt Classification Health – General and Rehabilitative
Tax Exempt Activity Community Health Systems
NTEE CodeE21
Organization's purposes,
activities, & operations
Other health services
(note: this activity classification has been replaced by the Tax Exempt Classification shown above since 1995.)
Foundation Type Organization which receives a substantial part of its support from a governmental unit or the general public 170(b)(1)(A)(vi)
Organization Type Corporation
Organization Classification Charitable Organization
Affiliation Central - This organization is a parent (group ruling) and is not a church or 501(c)(1) organization.
Primary Return(s) Required to File 990 (all other) or 990EZ return
Private Foundation Filing Requirement No need to 990-PF return
Asset Range Reported on Form 990$50,000,000 to greater
Income Range Reported on Form 990$50,000,000 to greater
Accounting Period 09