 In 2009–10, after starting the season with the Rangers' American League affiliate, the Hartford Wolf Pack, Parenteau was recalled to New York and scored his first NHL goal in his first game with the Rangers against Dwayne Roloson of the New York Islanders on October 28, 2009.With two more extended stints with the Rangers throughout the season, Parenteau posted eight points in 22 games, producing enough league-wide interest to earn him a free agent contract from the New York Islanders for one-year on July 2, 2010.Parenteau made the Islanders' opening night roster out of training camp and found a permanent spot on the top line alongside John Tavares and Matt Moulson.