One health policy professor said cutting Medicaid and similar programs "will be devastating" to millions of Americans.

After weeks of deliberation, the Senate passed its version of the Trump tax bill on Tuesday. In the approved package, there are several major changes to Medicaid, which would lead to deeper spending cuts than the version passed by the House.

Mehmet Oz, head of the Centers for Medicare and Medicaid Services, has played a key role in convincing congressional holdouts to vote for the tax bill and its $1 trillion in federal health care funding cuts over a decade, Chelsea Cirruzzo, Daniel, and I report.