How many employees work at Mass General Brigham?
Mass General Brigham, Inc. has 66,078 employees, according to Revelio Labs workforce intelligence data. The YoY growth rate is 0.1%.
Data source: Revelio Labs Coverage: Global workforce Latest update: December 2025
About Mass General Brigham
Mass General Brigham is an integrated academic health care system, uniting great minds to solve the hardest problems in medicine for our communities and the world. Mass General Brigham connects a full continuum of care across a system of academic medical centers, community and specialty hospitals, a health insurance plan, physician networks, community health centers, home care, and long-term care services. Mass General Brigham is a nonprofit organization that is committed to patient care, research, teaching, and service to the community. In addition, Mass General Brigham is one of the nation’s leading biomedical research organizations and a principal teaching affiliate of Harvard Medical School.
As of December 2025
Mass General Brigham
workforce metrics
Headcount
66.1k
Avg. Salary
$107.5k
Tenure
5.9yr
Growth Rate
0.1%
Hiring Rate
Attrition Rate
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Employee Headcount
Interactive chart of Mass General Brigham annual worldwide employee count from 2023 to 2025.
- Mass General Brigham total number of employees in 2025 was 66,069, a 0.1% increase from 2024.
- Mass General Brigham total number of employees in 2024 was 66,032, a 2.8% increase from 2023.
- Mass General Brigham total number of employees in 2023 was 64,222, a 3.1% increase from 2022.
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Employee Geographic Breakdown
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Active Job Postings
Interactive chart of Mass General Brigham annual active job postings from 2023 to 2025.
- Mass General Brigham active job postings in 2025 was 1,267, a 108.6% decline from 2024.
- Mass General Brigham active job postings in 2024 was 4,280, a 64.5% decline from 2023.
- Mass General Brigham active job postings in 2023 was 8,355, a 56.7% increase from 2022.
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Employee Sentiment
Sentiment Topics
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