Has represented the United States twice in International Ice Hockey Federation play as a member of the U.S. National Junior Team (2019 - silver, 2018 - bronze)

Has skated in two IIHF World Junior Championship, helping the U.S. earn a silver (2019) and bronze (2018) medal on home ice in Buffalo, N.Y.

• In 2018, he and his brother, Joey, became the third-ever brother duo to skate on the same U.S. National Junior Team
• He and Joey are the only U.S. brothers to both captain a U.S. National Junior Team and did so in back-to-back years (Mikey 2019, Joey 2018)

2019 - Vancouver & Victoria, British Columbia - Silver Medal

• Registered five points (2-3), ranking third-most among all tournament defensemen
• Named one of Team USA's Top 3 Players, as selected by coaches
• Tabbed captain of Team USA

2018 - Buffalo, N.Y. - Bronze Medal

• Tallied one assist in seven appearances
• Skated alongside his brother, Joey, becoming the first brothers to represent the U.S. National Junior Team together since Peter and Chris Ferraro in 1993

Has represented the United States in two other international events

2016 World Junior A Challenge - Bonnyville, Alberta - First Place

• Skated in all five games

2016 Ivan Hlinka Memorial Tournament - Breclav, Czech Republic, and Piestany, Slovakia - Second Place

• Skated in all four games