[1] Before being drafted into the NHL, he played with the Sioux Falls Stampede and U.S. National Development Team of the United States Hockey League (USHL).

[5] Bellows scored his two NHL goals in the Islanders' 5–3 win against the Los Angeles Kings on February 6.

[7] On March 13, 2021, Bellows became the first player in Islanders history to score his first four NHL goals in a pair of two-goal games.

[11] Bellows was unable to establish himself within the Flyers, registering just 3 goals through 27 games with an assignment to AHL affiliate, the Lehigh Valley Phantoms during his tenure.

As a pending restricted free agent, Bellows was not tendered a qualifying offer by the Flyers on 15 June 2023.