It has not yet been reported who or what is getting sent back to Washington in the deal, which is pending a physical.
Winker was in the lineup during the Nationals’ 14-3 rout of the St. Louis Cardinals on Saturday when news of the reported trade surfaced. He came out of the game in the sixth inning after going 2-for-3 with an RBI.
In 101 games with Washington this year, Winker hit .257 with 11 home runs and 45 RBIs.
Winker, 30, has appeared in 711 career games with the Cincinnati Reds (2017-21), Seattle Mariners (2022), Milwaukee Brewers (2023) and Nationals (2024). He has compiled a batting average of .263 during those eight major league seasons, smashing 92 homers to go along with 311 RBIs.
New York will go into Sunday holding the third and final wild-card spot in the National League, with the Arizona Diamondbacks just a half-game back. The Mets are 55-49 this season and have won six of their nine games since the All-Star break.
Washington is 49-56, 6 1/2 games behind New York in the wild-card race.