US President Donald Trump speaks about healthcare in the Oval Office of the White House in Washington, DC, on September 18, 2026. (Photo by Jim WATSON / AFP via Getty Images)

WASHINGTON, DC - SEPTEMBER 18: (L-R) Administrator for the Centers for Medicare & Medicaid Services Dr. Mehmet Oz and U.S. President Donald Trump listen as U.S. Secretary of Health and Human Services Robert F. Kennedy Jr. speaks during a healthcare event in the Oval Office at the White House on September 18, 2026 in Washington, DC. Trump announced that his administration's Medicaid ​most-favored-nation drug pricing model will cover all 50 ‌states, the District of ‌Columbia and Puerto Rico. (Photo by Chip Somodevilla/Getty Images)

US President Donald Trump listens to Arkansas Governor Sarah Huckabee Sanders speak in the Oval Office of the White House in Washington, DC, on September 18, 2026. (Photo by Jim WATSON / AFP via Getty Images)

US President Donald Trump listens to Health and Human Services Secretary Robert F. Kennedy Jr. speak in the Oval Office of the White House in Washington, DC, on September 18, 2026. (Photo by Jim WATSON / AFP via Getty Images)

WASHINGTON, DC - SEPTEMBER 18: U.S. President Donald Trump shares a laugh with Administrator for the Centers for Medicare & Medicaid Services Dr. Mehmet Oz (L) and U.S. Secretary of Health and Human Services Robert F. Kennedy Jr. (C) as Trump addresses healthcare in the Oval Office at the White House on September 18, 2026 in Washington, DC. Trump announced that his administration's Medicaid ​most-favored-nation drug pricing model will cover all 50 ‌states, the District of ‌Columbia and Puerto Rico. (Photo by Chip Somodevilla/Getty Images)

US President Donald Trump speaks about healthcare in the Oval Office of the White House in Washington, DC, on September 18, 2026. (Photo by Jim WATSON / AFP via Getty Images)

US President Donald Trump listens to Medicare and Medicaid Administrator Mehmet Oz (3rd L) speak in the Oval Office of the White House in Washington, DC, on September 18, 2026. (Photo by Jim WATSON / AFP via Getty Images)

WASHINGTON, DC - SEPTEMBER 18: Administrator for the Centers for Medicare & Medicaid Services Dr. Mehmet Oz (L) along with U.S. Secretary of Health and Human Services Robert F. Kennedy Jr. listen as U.S. President Donald Trump speaks to the media about healthcare in the Oval Office at the White House on September 18, 2026 in Washington, DC. Trump announced that his administration's Medicaid ​"most-favored-nation" drug pricing model will cover all 50 ‌states, the District of ‌Columbia and Puerto Rico. (Photo by Chip Somodevilla/Getty Images)