President Donald Trump's new appointee to head US Human and Health Services, Robert F. Kennedy, is likely to make some changes to Medicaid, his testimony to the Senate Finance Committee revealed Wednesday.

Kennedy about his views on vaccines and abortion, President Donald Trump's nominee to lead the U.S. Department of Health and Human Services was also asked how he'd run the two largest government health insurance programs − Medicare and Medicaid.

If approved, Kennedy will control a $1.7 trillion agency that oversees food and hospital inspections, hundreds of health clinics, vaccine recommendations and health insurance for roughly half the country.

Kennedy struggled to identify and explain the fundamental aspects of Medicare, which provides coverage to older and disabled Americans.

During his testimony, Kennedy falsely claimed that “most Americans are not happy” with Medicaid because “the premiums are too high.” Both ends of that statement are wildly incorrect — the vast majority of recipients within the income-based program do not pay premiums at all, and Americans are broadly supportive of Medicaid.

RFK Jr. claimed he is not “anti-vaccine” and appeared unfamiliar with key aspects of healthcare insurance programs in his confirmation hearing.

Robert F. Kennedy Jr. struggled to address key issues during his Senate confirmation hearing for Secretary of Health and Human Services.

Robert F. Kennedy Jr. was confronted with a number of his baseless claims and a vexing abortion issue. But Republican senators treaded lightly.

Robert F. Kennedy Jr. is facing a contentious confirmation hearing for his nomination to lead the U.S. Department of Health and Human Services, despite his past support for anti-vaccine conspiracy

In his opening remarks, Kennedy once again rejected the “anti-vaccine” label and instead said he is “pro-safety.” He repeated many of the same lines he offered to the Senate Finance Committee on Wednesday.

Robert F. Kennedy Jr. struggled Wednesday to answer questions about Medicare and Medicaid or to provide details about how he would work to drive down health care costs.

Robert F. Kennedy Jr’s confirmation hearings began Wednesday before the Senate Finance Committee. He appears before the Health, Education, Labor and Pension committee on Thursday. Anti-vaccine advocates are celebrating Kennedy’s committee appearance as a ‘historic’ event The anti-vaccine nonprofit group Kennedy used to lead,