What Happened to Mehmet Cengiz Oz (Dr. Oz)?
Mehmet Oz, widely known as Dr. Oz from his long-running television show, transitioned from a celebrity cardiothoracic surgeon and health personality to a prominent figure in conservative politics. After an unsuccessful bid for a U.S. Senate seat in Pennsylvania in 2022, he was appointed by President Donald Trump in 2025 to serve as the 17th Administrator of the Centers for Medicare & Medicaid Services (CMS), where he is actively involved in shaping federal health policy.
Quick Answer
Mehmet Oz, known as Dr. Oz, is currently serving as the 17th Administrator of the Centers for Medicare & Medicaid Services (CMS) in the Trump administration, having assumed office on April 8, 2025. This appointment followed his unsuccessful campaign for a U.S. Senate seat in Pennsylvania in the 2022 midterm elections, which he lost to Democrat John Fetterman. In his current role, Oz is a key figure in federal health policy, focusing on initiatives related to Medicare and Medicaid, and has recently been involved in efforts to combat healthcare fraud, though some of his claims have faced scrutiny.
📊Key Facts
📅Complete Timeline15 events
Television Debut and Oprah Winfrey Show Appearances
Mehmet Oz made his television hosting debut with 'Second Opinion with Dr. Oz' and began appearing as a regular health expert on 'The Oprah Winfrey Show,' making over sixty appearances.
Launch of The Dr. Oz Show
Oprah Winfrey's Harpo Productions launched 'The Dr. Oz Show,' a daily syndicated television program focusing on medical matters and health, which would run for 13 seasons.
First Daytime Emmy Award Win
The Dr. Oz Show received its first Daytime Emmy Award for Outstanding Informative Talk Show Host, one of four he would win in this category.
Appeared Before U.S. Senate Panel
Dr. Oz appeared before a U.S. Senate panel regarding his recommendations on 'The Dr. Oz Show,' facing scrutiny for some of the products and advice promoted on his program.
Appointed to President's Council on Sports, Fitness, and Nutrition
President Donald Trump appointed Mehmet Oz to the President's Council on Sports, Fitness, and Nutrition.
Announces U.S. Senate Candidacy
Oz announced his candidacy for the Republican nomination for the United States Senate seat in Pennsylvania in 2022, shifting his focus from television to politics.
The Dr. Oz Show Airs Final Episode
In order to focus on his Senate campaign, 'The Dr. Oz Show' ceased production and aired its final episode after 13 seasons.
Wins Pennsylvania GOP Senate Primary After Recount
After a days-long recount, Mehmet Oz narrowly defeated David McCormick by 951 votes to win the Republican primary for the U.S. Senate in Pennsylvania.
Loses Pennsylvania U.S. Senate Election
Mehmet Oz lost the general election for the U.S. Senate seat in Pennsylvania to Democratic nominee John Fetterman, with Fetterman securing 51.17% of the vote.
Nominated as CMS Administrator by President Trump
Following Donald Trump's victory in the 2024 presidential election, Oz was nominated to serve as the Administrator for the Centers for Medicare & Medicaid Services (CMS).
Confirmed as CMS Administrator
The U.S. Senate confirmed Mehmet Oz as the 17th Administrator of the Centers for Medicare & Medicaid Services (CMS) in a 53–45 party-line vote.
Assumes Office as CMS Administrator
Mehmet Oz officially assumed his duties as the Administrator of the Centers for Medicare & Medicaid Services (CMS).
Announces New Fraud Crackdown Initiatives
At the White House, Dr. Oz, alongside Vice President J.D. Vance and HHS Secretary Robert F. Kennedy, Jr., announced new steps to combat fraud in Medicare and Medicaid.
Confirmed Speaker at CPAC USA 2026
Mehmet Oz was announced as a confirmed speaker for CPAC USA 2026 in Grapevine, Texas, highlighting his continued involvement in conservative political discourse.
Trump Administration Admits Error in Medicaid Fraud Accusations
The Trump administration acknowledged a significant error in figures used by Dr. Oz to justify a fraud probe into New York's Medicaid program, with the actual number of people receiving personal care services being significantly lower than Oz's initial claim.
🔍Deep Dive Analysis
Mehmet Oz, a Turkish-American cardiothoracic surgeon, first rose to national prominence through his frequent appearances on 'The Oprah Winfrey Show' starting in 2004, earning him the moniker 'America's Doctor.' This led to the launch of his own syndicated daytime television program, 'The Dr. Oz Show,' in 2009, which ran for 13 seasons and garnered 10 Daytime Emmy Awards. While the show provided health and wellness information, it also drew criticism from the medical community for promoting alternative medicine and unproven treatments.
In November 2021, Oz announced his candidacy for the Republican nomination for the U.S. Senate in Pennsylvania, marking a significant pivot from entertainment to politics. He campaigned on a conservative platform, securing an endorsement from former President Donald Trump. His Senate bid necessitated the end of 'The Dr. Oz Show,' which aired its final episode in January 2022. After a narrow victory in the Republican primary following a recount, Oz faced Democratic Lt. Gov. John Fetterman in a highly contentious general election. Despite leading in some late polls, Oz ultimately lost to Fetterman in November 2022, with Fetterman securing 51.17% of the vote to Oz's 46.27%.
Following his Senate loss, Oz maintained a lower public profile for several months. However, after Donald Trump's victory in the 2024 presidential election, Oz was nominated to lead the Centers for Medicare & Medicaid Services (CMS). He was confirmed by the Senate on April 3, 2025, in a party-line vote and officially assumed office on April 8, 2025. In this role, Oz is responsible for federal programs that provide healthcare to a significant portion of the U.S. population.
As of April 2026, Oz is actively engaged in his duties at CMS. He has been a vocal proponent of the Trump administration's healthcare policies, including efforts to combat fraud, waste, and abuse in Medicare and Medicaid. For instance, in February 2026, he announced new initiatives to crack down on fraud alongside Vice President J.D. Vance and HHS Secretary Robert F. Kennedy, Jr. He also spoke at the CPAC USA 2026 conference in March, advocating for conservative health policy reforms. However, his tenure has not been without controversy; in April 2026, the Trump administration admitted a significant error in Medicaid fraud accusations made by Oz regarding New York's program, which critics described as 'slapdash' and politically motivated. Oz's financial disclosures prior to his confirmation revealed a net worth estimated between $98 million and $332 million, with pledges to divest from certain health-related investments.
What If...?
Explore alternate histories. What if Mehmet Cengiz Oz (Dr. Oz) made different choices?