50 Most Influential Physician Executives – 2018

Massingale, who started TeamHealth in 1979, helped lead the organization through a massive reorganization over the past two years, including taking the company private with the Blackstone Group. During the restructuring, Massingale was especially focused on clinician engagement and retention. TeamHealth had $4.7 billion in revenue in 2017. The company has more than 20,000 affiliated physicians, treating 29.5 million patients annually.