Barkov will not be heading to the IIHF World Championship for Team Finland, the Panthers' official site reports.
Barkov picked up two assists in Thursday's 5-2 win over Ottawa.
Barkov scored his 33rd and 34th goals of the season in Thursday's 4-2 win over Arizona.
Barkov extended his point streak to six games with two assists in Sunday's 3-2 loss to the Ducks.
Barkov collected a power-play assist during Thursday's 4-2 win over the Sharks.
Barkov scored an even-strength goal and added a power-play assist in Sunday's 6-1 rout of the Red Wings.
Barkov scored a goal and added an assist in Thursday's 4-3 loss to the Bruins.
Barkov tipped in his 28th goal of the season during a 3-2 loss to the Senators on Sunday.
Barkov potted a goal to bring his point streak to six games during Tuesday's 4-3 shootout loss to the Coyotes.
Barkov generated a goal and two assists to complement a plus-3 rating in Tuesday's 4-2 win over the Sabres.