Korpikoski has eight goals and 12 assists in 60 games this season.
The 30-year-old earns $1 million this season and will be an unrestricted free agent this summer.
Heatherington was Columbus’ second-round pick, 50th overall, in 2013.
He has one goal and five assists in 38 AHL games with the Cleveland Monsters this season.
More to come.