Anthony Mason, a thirteen year NBA veteran has died.

It was confirmed by a New York Knicks spokesperson. The forward was hospitalized earlier this month after suffering a massive heart attack.

Mason was a member of the 1994 Eastern Conference champion Knicks and the NBA’s 1995 Sixth Man of the Year. He was an NBA all-star in 2001 as a member of the Miami Heat.

Mason retired in 2003 while with the Milwaukee Bucks, finishing with career averages of 10.9 points and 8.3 rebounds per game. In 2011, he became a life insurance marketing specialist with the Hotaling Group, an independent insurance firm based in Manhattan. He was in the division that helps provide coverage to several high-level amateur prospects, protecting their future earnings as a professiona

In 2014, Mason and former Knicks teammate John Starks teamed up as investors of Custom Fuel Pizza, on 123rd St. and Frederick Douglas Blvd. in Harlem.