Tkachuk tallied 23 goals and 38 assists in 69 games before play was suspended in mid-March.
Tkachuk scored the game-tying goal and had three shots in a 3-2 overtime win against the Blue Jackets on Wednesday.
Tkachuk scored a goal and added two assists, one on the power play, in Tuesday's 5-2 win over the Bruins.
Tkachuk scored a goal and an assist in Monday's 6-4 win over the Ducks.
Tkachuk registered a pair of assists in Tuesday's 2-1 win over the Blackhawks.
Tkachuk had a goal and two assists, while also providing four shots and three hits, in Sunday's 5-1 win over the Stars.
Tkachuk (upper body) will return to the lineup for Thursday's game against Toronto, Derek Wills of Sportsnet 960 The Fan reports.
Tkachuk (upper body) will be a game-time decision for Thursday's game against Toronto.
Tkachuk (upper body) won't suit up in Tuesday's game against the Coyotes, Wes Gilbertson of the Calgary Sun reports.
Tkachuk scored a power-play goal and dished an assist in Monday's 5-4 overtime win over the Avalanche.