David Samadi & Dr. Marc Siegel discuss the Invictus games founded by Prince Harry in 2013. _________________________________________________________________. David Samadi is the Chairman of Urology & Robotics Surgery at Lenox Hill Hospital. He's also a Fox News Medical-A-Team Contributor & Professor of Urology at Hofstra Northshore LIJ School of Medicine. David Samadi Prostate Cancer Center is situated at 485 Madison Avenue, 21st Floor, New York, NY 10022 | Phone: +1-212-365-5000 (.