The crash occurred at about 1:25 p.m. Monday, Dec. 2, on Buckingham Road near Princeton Road in Rockville Centre, according to Nassau County Police.
The 68-year-old man was crossing westbound when he was hit by a 2023 Ford Transit van driven by a 77-year-old man.
He sustained severe injuries and was taken to a local hospital, where he was pronounced dead at about 3 p.m., according to Nassau County PD medics.
His identity has not yet been released.
The driver remained at the scene and is cooperating with investigators.
Detectives said the investigation is ongoing.
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