dr. mehmet oz is set to face a confirmation hearing amid concerns over significant changes to medicare and medicaid proposed by the trump administration, which could affect millions of Americans.

Involved in the confirmation hearing regarding medicare and medicaid oversight.

Mentioned as the nation's health secretary overseeing the confirmation process.

His administration's proposed changes to health insurance are a significant backdrop to Dr. Oz's confirmation hearing.

health insurance overseen by Dr. Oz if confirmed.

Health program that will be influenced by Dr. Oz's administrative decisions.