Amir Dan Rubin, CEO of primary care provider One Medical, which acquired about a year ago, is leaving the company later this year.
"I want to share with you all that after six plus years as CEO of One Medical, helping guide the organization to new levels of impact, Amir Dan Rubin has decided to leave One Medical later this year," Neil Lindsay, who leads Amazon Health Services, wrote in an internal memo obtained by CNBC.
Rubin will be replaced by Trent Green, One Medical's operating chief, according to the memo. was first to report on the departure.
"Trent is such a highly effective, experienced and values-driven leader," Rubin wrote in a separate memo to employees. "I am so excited about all that One Medical is positioned to do going forward as a part of Amazon."
Amazon that it would acquire One Medical for roughly $3.9 billion, the third-largest acquisition in its history, as part of a deepening push into the health-care market. Amazon the acquisition in February, after the Federal Trade Commission opted not to challenge the deal.
Rubin's departure follows a familiar theme of executives leaving after selling their company to Amazon. Last September, the co-founders of prescription drug company PillPack, TJ Parker and Elliot Cohen, four years after the startup was acquired. Twitch CEO Emmett Shear from Amazon in March, and Whole Foods CEO John Mackey last year.
Amazon has looked to shore up its presence in health care through the One Medical and PillPack deals, as well as by developing services in-house. It's had mixed success.
its Amazon Care telehealth service amid broader cost-cutting efforts. Haven, a joint venture intended to disrupt health care, . Amazon a virtual health clinic service, and the company operates .
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