 On March 11, 2014, the New York Islanders signed Czuczman as a free agent to a two-year, entry-level deal, and he made his NHL debut one week later, on March 18, 2014, playing just over 20 minutes in a 6–0 loss to the visiting Minnesota Wild.At the conclusion of his entry-level contract with the Islanders following the 2015–16 season, Czuczman's rights were not retained by the Islanders, releasing him to free agency.He agreed to a one-year deal to continue in the AHL with the Manitoba Moose, an affiliate to the Winnipeg Jets during the free agency season.