The New York Mets acquired Duke Carmel from the St Louis Cardinals on July 29, 1963. The next day he made his Met debut as their starting first baseman; he walked in in his first at bat and finished the game 1 for 2 with an RBI. Carmel finished the season splitting time between first base and centerfield. In 47 games Carmel hit .235 with 3 home runs and 18 RBIs. His first home run as a Met occurred on August 8th against his former team the St. Louis Cardinals. It was a solo shot in the 8th inning that propelled the Mets to a 3-2 victory.
Carmel spent the 1964 season playing for the Mets triple A affiliate the Buffalo Bisons where he hit .271 with 35 home runs and 99 RBIs. Following the 1964 season he was drafted by the New York Yankees in the Rule 5 draft. He had two more stints in the Mets minor league system in 1965 and 1966 before retiring in 1967.
While with the Mets Carmel wore number 1.
Duke Carmel also played for the following teams:
St. Louis Cardinals – 1959,1960,1963
New York Yankees – 1965