It happened around 4:20 p.m. Friday, Oct. 14 in Farmingville.
Kevin Buttigieg, age 50, of Farmingville, was operating a Suzuki motorcycle eastbound on Lakeside Drive when the motorcycle collided with a westbound 2012 Nissan Maxima turning left into a driveway on Lakeside Drive, Suffolk County Police said.
Buttigieg was transported to Stony Brook University Hospital where he was pronounced dead, said police.
The driver of the Nissan, an 18-year-old Farmingville man, was not injured.
The motorcycle and Nissan were impounded for safety checks.
Anyone with information is asked to call the Sixth Squad at 631-854-8652.
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