Jose Velasquez, age 38, of Valley Stream, was arrested on Monday, July 22, in Valley Stream, Nassau County Police said.
The incident occurred around 12:30 a.m. on Monday, July 22, at the J & F Jimenez Deli at 240 Rockaway Ave.
According to Nassau County Police, the woman told officers she was attempting to break up a fight when Velasquez slashed her left hand.
Velasquez was charged with assault and criminal possession of a weapon and held for arraignment early Monday, July 22.
The victim refused medical treatment, police said.
No other injuries were reported.
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