Wikipedia's first sentence called it “turkish-american cardiothoracic surgeon and author”. Today it says “american television presenter”. The one-line description Wikipedia serves to search engines and AI systems read “Turkish-American medical doctor and television host”. It now reads “American TV host and government official (born 1960)”.
Measured, not asserted. Every count, date and revision on this page was taken from Wikipedia's own history and checked against the live article. The words quoted are theirs.
Machine-checked against the full current article on 2026-08-03.
We saved snapshots of this article over twenty years; you are reading the October 6, 2023 one. Red dashes: removed from Wikipedia since.Pale dots: rewritten; the numbered note shows what it says now.Red text: written in or rewritten since the previous snapshot.1 tap a number or a side note to jump between them
The opening as it read in October 6, 2023
American surgeon and TV host (born 1960) "Dr. Mehmet Cengiz Öz ( ; born June 11, 1960), known professionally as Dr.1Oz ( / ɒ z / ), is an American television presenter , physician, author, professor emeritus of cardiothoracic surgery at Columbia University , and former political candidate.2 The son of Turkish immigrants, Oz was raised in Wilmington, Delaware , and graduated from Harvard University and the University of Pennsylvania . A dual citizen of the U.S. and Turkey, Oz served in the Turkish Army during the 1980s for 60 days of mandatory training, specifically for citizens who reside in foreign countries, to maintain his Turkish citizenship.3 He subsequently began his residency in surgery at Columbia University Irving Medical Center in 1986. In 2001, Oz became a professor of surgery at Columbia University , and later retired to professor emeritus in 2018. In 2003, Oprah Winfrey was the first guest on the Discovery Channel series Second Opinion with Dr. Oz , and he was a regular guest on The Oprah Winfrey Show , making more than sixty appearances. Oz Show , a daily television program about medical matters and health, was launched by Winfrey's Harpo Productions and Sony Pictures Television , running for 13 seasons. Oz's promotion of pseudoscience , including on the topics of alternative medicine , faith healing , and various paranormal beliefs, has earned him criticism from a number of medical publications and physicians. Oz ran in the 2022 U.S. Senate election in Pennsylvania as a conservative Republican . He was the first Muslim candidate to be nominated by either major party for U.S.4Oz lost the election to the Democratic nominee Lieutenant Governor John Fetterman .5 Oz: On A Mission" . Faces of America : how 12 extraordinary people discovered their pasts .6 The New York Times . Oz's vote in 2018 Turkish election renews criticism" . He also served in the Turkish army for 60 days in the early 1980s Leung, Yasmine (May 2022). Oz retained dual nationality by serving in the Turkish army for 60 days in the early 1980s. Oz on O Magazine Cover" .7Oz is running for US Senate in Pennsylvania.8 Here are 8 times he's made false or baseless medical claims" . Now he's running for Senate in Pa" . Oz Under the Microscope" . The New York Times . Oz seeks to be first Muslim elected to the US Senate" . Primary for Senate in Pennsylvania" .9 The New York Times . The New York Times . Senate race, defeating celebrity TV doctor Mehmet Oz and flipping key state for Democrats" .10 There are <ref group=lower-alpha> tags or templates on this page, but the references will not show without a template or template (see the help page ).
This is Wikipedia's own text, saved in our repository. Their copy of it is revision 1178279193.
The opening as it stood in 2010
Mehmet Cengiz Oz ( ; born June 11, 1960) is a Turkish-American cardiothoracic surgeon and author . He has made frequent appearances on The Oprah Winfrey Show , as well as appearances on Larry King Live , CNN, and other networks. In 2009, Winfrey's Harpo Productions and Sony Pictures launched a syndicated daily talk show featuring Oz, called The Dr.
Red text was written in or rewritten since the previous snapshot. Their copy is revision 371128665.
The opening as it stood in 2015 3 passages from the previous snapshot no longer appear
Mehmet Cengiz Öz ( ; born June 11, 1960), better known as Dr.Oz , is a Turkish-American cardiothoracic surgeon , author and television personality .He is supportive of alternative medicine and has been criticized by physicians, government officials and publications, including Popular Science and The New Yorker , for giving non-scientific advice.Oz first appeared on The Oprah Winfrey Show in 2004, and later on Larry King Live and other TV programs.Oz Show , a daily television program focusing on medical issues and personal health, was launched by Winfrey's Harpo Productions and Sony Pictures .
Red text was written in or rewritten since the previous snapshot. Their copy is revision 667734192.
The opening as it stood in 2020 2 passages from the previous snapshot no longer appear
Turkish-American medical doctor and television host "Dr.Mehmet Cengiz Öz ( ; born June 11, 1960), known professionally as Dr.Oz , is a Turkish-American television personality , cardiothoracic surgeon , Columbia University professor, pseudoscience promoter, journalist, and author .In 2003, Oprah Winfrey was the first guest on the Discovery Channel series Second Opinion with Dr.Oz , and, since 2004, Oz became a regular guest on The Oprah Winfrey Show , making more than sixty appearances. Oz Show , a daily television program focusing on medical issues and personal health, was launched by Winfrey's Harpo Productions and Sony Pictures Television . He is a proponent of alternative medicine , and has been criticized by physicians, government officials, and publications, including Popular Science and The New Yorker , for endorsing unproven products and non-scientific advice.The British Medical Journal published a study that found more than half of the recommendations on medical talk series including The Dr.Oz Show had either no evidence or contradicted medical research.Donald Trump 's appointment of Oz to the Council on Sports, Fitness, and Nutrition was criticized as an example of choosing "pundits over experts".Columbia University Department of Surgery ."Physicians urge Columbia to drop its "unacceptable" affiliation with pseudoscience promoter Dr.
Red text was written in or rewritten since the previous snapshot. Their copy is revision 965489901.
The opening as it stood in 2025 9 passages from the previous snapshot no longer appear
American surgeon and TV host (born 1960) "Dr. Mehmet Cengiz Oz ( / m ə ˈ m ɛ t ˈ dʒ ɛ ŋ ɡ ɪ z ɒ z / mə- MET JENG -ghiz oz ; Turkish: [mehˈmet dʒeɲˈɟiz øz] ; born June 11, 1960), also known as Dr.Oz ( / ɒ z / ), is an American television presenter , physician, author, educator and government official serving as the 17th administrator of the Centers for Medicare & Medicaid Services since 2025. The son of Turkish immigrants, Oz was raised in Wilmington, Delaware , and graduated from Harvard University and the University of Pennsylvania . A dual citizen of the U.S. and Turkey , Oz completed 60 days of mandatory military training in the Turkish Army during the 1980s. He subsequently began his residency in surgery at Columbia University Irving Medical Center in 1986. In 2001, Oz became a professor of surgery at Columbia University , and later retired to professor emeritus in 2018. In May 2022, the institution cut ties with Oz and removed his presence from their website. In 2003, Oprah Winfrey was the first guest on the Discovery Channel series Second Opinion with Dr. Oz , and he was a regular guest on The Oprah Winfrey Show , making more than sixty appearances. Oz Show , a daily television program about medical matters and health, was launched by Winfrey's Harpo Productions and Sony Pictures Television , running for 13 seasons. Oz's promotion of pseudoscience , including on the topics of alternative medicine , faith healing , and various paranormal beliefs, has earned him criticism from several medical publications and physicians. Oz ran in the 2022 U.S. Senate election in Pennsylvania as a conservative Republican , the first Muslim candidate for Senate to be nominated by either major party.Oz lost the election to the Democratic nominee John Fetterman . Oz: On A Mission" . Oz is running for the US Senate in Pennsylvania. Here are 8 times he's made false or baseless medical claims" . Now he's running for Senate in Pa" . Oz Under the Microscope" . The New York Times . There are <ref group=lower-alpha> tags or templates on this page, but the references will not show without a template or template (see the help page ).
Red text was written in or rewritten since the previous snapshot. Their copy is revision 1297854166. This is our newest snapshot; the live article may have moved again since.
Today
Wikipedia's first sentence called it “turkish-american cardiothoracic surgeon and author”. Today it says “american television presenter”. The one-line description Wikipedia serves to search engines and AI systems read “Turkish-American medical doctor and television host”. It now reads “American TV host and government official (born 1960)”. Read the current article and compare.
2010
2015
2020
Oct '23
2025
Counts in the opening at each snapshot. Green: the word gained ground. Red: it was cut. Grey: no change.
What Wikipedia says this is
Every article opens by defining its subject. This one was redefined since 2010, and today's defining sentence is their current revision.
Then
turkish-american cardiothoracic surgeon and author
Now
american television presenter
Struck red text is no longer in the article; dotted amber text was rewritten. Every revision id links to Wikipedia's copy; the text shown is our own saved copy. Data: /data. Wikipedia text is CC BY-SA; quoted for the record; not affiliated with Wikipedia.