Gattison was named honorable mention All-American by the Associated Press in 1985 and 1986. He was named the Sun Belt Conference Player of the Year in 1986, and was later named to the Sun Belt Conference's All-Decade team. The ODU Alumni Association named Gattison as the 1986 Male Athlete of the Year. Gattison graduated from Old Dominion with a degree in distributive education, specializing in personnel management. In April 1991, Gattison was inducted into the ODU Sports Hall of Fame. In 1992 his #44 jersey at ODU was retired. In 2004 New Hanover High School named the basketball court in his name and on Feb. 8, 2013 Gattison was inducted into the Greater Wilmington Area Sports Hall of Fame.