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In the past decade, private equity has moved aggressively into health care, gobbling up physician practices and even entire hospitals. But what exactly is private equity? And what does its involvement mean for patients and for the American health care system? KHN explains.



By Hannah Norman, Kaiser Health News and Oona Tempest
Kaiser Health News is a nonprofit news service covering health issues. It is an editorially independent program of the Kaiser Family Foundation, which is not affiliated with Kaiser Permanente.