Trump's nomination of Dr Oz has raised eyebrows, as a history of big pharma financial ties and questionable science hangs over him.

Mehmet Oz, Trump's pick for the Centers for Medicare and Medicaid Services, owns healthcare stocks, promotes Medicare Advantage and criticizes the ACA.

"Not since the Wizard of Oz himself has there been a bigger fraud than this guy," said Brad Woodhouse, executive director of Protect Our Care, a Washington-based nonprofit focused on expanding access to quality healthcare,

President-elect Donald Trump has chosen Mehmet Oz, the celebrity physician and TV personality known as Dr. Oz, to be administrator of CMS.

President-elect Donald Trump has picked Dr. Mehmet Oz to serve as the administrator for the Centers for Medicare and Medicaid Services, a key federal agency that oversees health insurance coverage for more than 150 million Americans.

Dr. Mehmet Oz, President-elect Donald Trump's pick to lead the Centers for Medicare and Medicaid Services, has a mandate from Trump to "take on the illness industrial complex" and to cut costs.