Schrempf played in the NBA for 16 seasons, including stints with the Indiana Pacers, the Seattle SuperSonics, and the Portland Trail Blazers. In 1996, he reached the NBA Finals with the SuperSonics. He played for the West German, and later German, national team in the 1984 and 1992 Summer Olympics and the 1983 and 1985 EuroBasket championships. Schrempf was inducted into the FIBA Hall of Fame in 2021.