Wheeler is 4-0 with a 1.59 ERA in his last seven starts.
The game will air live on SNY, with pre-game coverage starting at 12:30 pm ET.
In case you missed itLucas Duda had a tie-breaking RBI single in the 11th inning Saturday as the Mets beat the Phillies, 2-1 >> Read more at MetsBlog, the New York Post, Daily News, Newsday, Star-Ledger, and MLB.com.
The Mets have won 12 of their last 14 in against the Phillies at Citizens Bank Park.
Terry Collins said Matt den Dekker and Eric Campbell will begin platooning in left field, with den Dekker starting against right-handed pitchers and Campbell starting against left-handed pitchers.
Matt Harvey threw 29 pitches off a mound in Port St. Lucie on Saturday.
Bobby Parnell tossed a baseball Saturday for the first time since undergoing Tommy John surgery on April 8.