Dr. Newcomb has spent 20 years in a show horse practice involving primarily reining, jumping, and dressage horses, An FEI-certified vet, Dr. Newcomb was the USEF reining team veterinarian for the 2002 and 2006 FEI World Equestrian Games. He also serves on the American Quarter Horse Association Research Committee. Dr. Newcomb is with Fappani Performance Horses in Scottsdale, AZ.