Advisory Board October 2, 2025
According to a new report from the Government Accountability Office (GAO), physician consolidation is on the rise, with almost half of physicians now employed by or affiliated with hospitals — leading to concerns about competition, costs, and care delivery.
Consolidation on the rise
For the report, GAO analyzed pre-existing studies and consulted with 14 stakeholders, including doctors, hospitals, health insurers, private equity firms, and retail companies. GAO also cited data from the American Medical Association (AMA) and interviewed HHS officials.
Overall, GAO found that physician consolidation has increased substantially as other entities acquire physician practices. Currently, research shows that at least 47% of physicians were employed by or affiliated with hospital systems in 2024, up from less than 30% in...







