Boedker agreed to terms on a two-year deal with HC Lugano on Tuesday.
Boedker played just 20 games in 2019-20 before the hiatus, but skated in nine games in the final 2 1/2 weeks of action before the virus scare.
Boedker scored a shorthanded goal during Thursday's 4-3 win over the Islanders.
Scoring his first goal of the season didn't help Boedker get back on the ice, as he was a healthy scratch in his team's games against Toronto and Dallas.
Boedker has been on the ice for Ottawa, but is nowhere near a return to action, Bruce Garrioch of the Ottawa Sun reports.
Boedker skated for just 6:09 in his most recent appearance against Columbus on Monday, just the sixth game he's dressed for this season.
Boedker has been a healthy scratch for five of the Senators' first eight games of the campaign.
Boedker (hip) made his preseason debut Wednesday against Vancouver, logging three shots on goal in 10:10 of ice time.
Boedker will miss the first few days of Ottawa's training camp due to a hip-flexor injury, Bruce Garrioch of the Ottawa Sun reports.
Boedker has not scored in his past four games and has just four points in the month of March