Kevin O'Connor

Kevin Charles O'Connor is an American physician and retired U.S. Army colonel who served as the physician to the president under Presidents Joe Biden and Donald Trump.

Education O'Connor attended college at St. Bonaventure University on a US Army Reserve Officers' Training Corps (ROTC) scholarship, graduating with a major in biology and minor in theology. He completed residency training in family medicine at The Mountainside Hospital in Montclair, New Jersey,

Career O’Connor served 22 years in the U.S. Army, including tours of duty with the 82nd Airborne Division, 75th Ranger Regiment, and United States Army Special Operations Command, and over a decade at the White House. O'Connor has received the Combat Medic Badge. In 2013, he was inducted into the Order of Military Medical Merit. In 2009, O'Connor was named physician to the vice president. In 2017, O'Connor retired from the US Army as colonel.

White House A few days after his inauguration, President Joe Biden announced that he would appoint O'Connor as the White House physician. His predecessor, Sean Conley, was physician to previous president Donald Trump and departed the White House alongside Trump on January 20, 2021.

On July 21, 2022, O'Connor diagnosed Biden with COVID-19 and prescribed him with Paxlovid. There was commentary on O'Connor not briefing the White House Press Corps during Biden's illness, instead communicating through memoranda addressed to the White House press secretary, Karine Jean-Pierre.

Later, on July 17, 2024, Biden was diagnosed by O'Connor with COVID-19 and was prescribed with Paxlovid.

Post-Administration On July 9, 2025, O'Connor refused to answer questions on Biden's mental state during a closed door interview with the House Oversight Committee, pleading the fifth amendment.

Personal life O'Connor lives in Maryland with his wife, Chris, and their three daughters, Kieran, Ryan and Dylan.