 McNamara's best statistical year as a professional came during the 1983–84 season as a member of the Spurs, appearing in 70 games and averaging 5.5 ppg and 4.5 rpg.In his NBA career, McNamara played in 278 games and scored a total of 980 points.McNamara was an assistant coach of the boys' basketball team at Haines High School in Haines, Alaska and led the team to two state titles.