Dr. Mehmet Oz, President Donald Trump's pick to lead Medicare and Medicaid, sidestepped questions from senators on whether he supports significant Medicaid cuts.

Dr. Mehmet Oz, President Donald Trump’s nominee to run the Centers for Medicare and Medicaid Services, endured nearly three hours of questioning from the Senate Finance Committee on Friday, with most of the questions focusing on Republican plans to reform Medicaid programs.

Dr. Mehmet Oz goes in front of Senate committee for confirmation as leader of U.S. Centers for Medicare and Medicaid Services. Here’s a look at his background.