As the Chairman of Prospect Medical Holdings, Inc. (PMH), Sam Lee leverages more than three decades of healthcare operations leadership to oversee the company's 17 acute care and behavioral health hospitals and 165 outpatient clinics and facilities. Sam Lee joined PMH in 2007 after the company merged with Alta Hospitals, Inc., which he co-founded and served as CEO. He previously served as partner at the healthcare and technology venture capital firm Kline Hawkes & Co. 

Under Sam Lee's direction, PMH's 17 hospitals across five states provide quality and compassionate care while investing in the communities they serve. Many of its hospitals function as safety-net hospitals for their local areas and pride themselves on delivering affordable, patient-centered treatments. In addition, many PMH hospitals have received awards and recognitions. The Southern California Hospitals at Hollywood and Culver City, for example, received the Healthgrades Patient Safety Excellence every year from 2018 to 2022. They have also earned multiple Healthgrades Five-Star Awards, including for Treatment of Heart Failure, Hip Fracture Treatment, and Pacemaker Procedures. 

Mr. Lee's distinguished healthcare career also includes experience in revenue cycle management, healthcare and technology private equity, operations oversight, and healthcare software development. In the past, he has served on the boards of the California Science Center, Hospital Association of Southern California, and the I Have a Dream Foundation. 

Complementing his experience, Mr. Lee holds an MBA from Harvard Business School and a bachelor of science in engineering from the Georgia Institute of Technology. He is a former board member of the Harvard Business School Healthcare Initiative and Georgia Tech Industrial & Systems Engineering School. He also maintains an affiliation with the Young Presidents' Organization.