[1] Although born in Germany, Windischmann's family moved to the United States when he was an infant.
In 1986, Adelphi University inducted Windischmann into the school's Athletic Hall of Fame.
Windischmann decided instead to play for the Brooklyn Italians of New York City's Cosmopolitan League.
Windischmann then moved to the Albany Capitals of the American Soccer League for another single season.
Windischmann considers one of his all-time career highlights, scoring a goal in a 1–1 tie with Argentina.
By the time Windischmann retired in 1990, he held the national-team record for the most consecutive games played (36) and started (33).
He earned 24 caps and scored 4 goals for the United States national futsal team between 1986 and 1992.