I am an award-winning journalist and a New York Times best selling author. My latest book is Newton's Football: The Science Behind America's Game, published by Ballantine in November 2013. My other books include The Billion Dollar Game: Behind the Scenes at the Super Bowl and Clapton's Guitar: Watching Wayne Henderson Build the Perfect Instrument.
Note: Do not use these HCPCS modiï¬ers if the provider of service is a Qualiï¬ ed Nonphysician Anesthetist. 1  or AA. â¢ AA : Anesthesia service personally performed by the anesthesiologist. â¢ QY: Medical direction of one Qualiï¬ed Nonphysician Anesthetist by an anesthesiologist.
Anesthesia is a medical treatment that prevents patients from feeling pain during surgery. Anesthesia has made possible countless procedures that improve human health, longevity and quality of life. Every year, millions of Americans safely undergo surgery with anesthesia, although some risks exist.