Mehmet Oz, the celebrity physician and television host, will testify before the Senate Finance Committee on Friday for his confirmation hearing to be head of the Centers for Medicare and Medicaid Services (CMS).

Senate Democrats are raising concerns about Dr. Mehmet Oz ’s nomination to lead the Centers for Medicare and Medicaid Services (CMS), alleging he significantly underpaid Medicare and Social Security taxes in recent years.

Dr. Mehmet Oz, Trump's pick to lead the Centers for Medicare and Medicaid Services, faced tough questions at his confirmation hearing from the Senate Finance Committee.

Dr. Mehmet Oz, President Trump's nominee to oversee Medicare and Medicaid, sidestepped questions on budget proposals that would drastically slash funding during his Senate confirmation hearing.

Mehmet Oz, President Donald Trump’s nominee to lead Medicare and Medicaid, told senators he would focus on chronic disease and improving the efficiency of federal health programs.