The man was ordering food when a manager threw a napkin dispenser at a group of rowdy kids, police said.
The Roosevelt Avenue station is the second busiest in Queens.
MTA work will affect the 4, 5, 6, A, C, E, J, M, N, Q and R lines.
MTA announced that it will suspend a plan to clean subway cars Monday morning.
The MTA said that it will assist in an outreach operation on the E line beginning Monday at 3 a.m.
Construction and maintenance work will bring changes to the 6, A, C, E, F, G, J, L, N, Q and R lines.
The incident occurred on a Manhattan-bound E train near Roosevelt Avenue.
A woman was struck by a Manhattan train Saturday.
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