The incident happened at around 1:40 a.m. Sunday, July 21.
While out conducting an investigation for an unrelated incident, Nassau County Police Third Precinct detectives saw a group of people standing behind a vehicle on Stewart Avenue, according to police.
As the detectives approached, they observed Latrell Ofurhie, of Rockville Centre, attempting to hide a black handgun and was placed under arrest.
Ofurhie was charged with criminal possession of a weapon and criminal possession of a firearm. He was scheduled to be arraigned on Sunday.
Click here to follow Daily Voice Brentwood and receive free news updates.