Letang logged an assist, six shots on goal, two hits and a minus-2 rating in Tuesday's 5-3 loss to the Wild.
Letang scored a power-play goal on two shots, added two hits and went minus-2 in Saturday's 4-2 loss to the Maple Leafs.
Letang (finger) has been cleared for training camp, per Pittsburgh's training camp roster Tuesday.
Letang had surgery to repair a fractured finger and will need eight weeks to recover, the team announced Wednesday.
Letang told reporters he was "dealing with some stuff" during the final weeks of the season, per Andrew Destin of the Pittsburgh Post-GazetteThursday.
Letang scored a goal on two shots in Thursday's 6-5 overtime victory against Boston.
Letang recorded a power-play assist in Thursday's 3-2 victory over the Blue Jackets.
Letang scored the game-winning goal and added a power-play assist in Sunday's 7-6 victory over the Flyers.
Letang (undisclosed) will be in the lineup versus the Panthers on Wednesday, Seth Rorabaugh of Tribune-Review Sports reports.
Letang left Monday's practice early because he is "nicked up a little bit" according to coach Mike Sullivan, Matt Vensel of the Pittsburgh Post-Gazette reports.