The 43-year-old rider was thrown from his Kawasaki sports bike after it struck a curb and utility pole on Philips Parkway around 12:15 p.m., Police Chief Jeremy Abrams said.
AirMed One flew him from the Chestnut Ridge Sports Complex to HUMC, where he died a little over an hour later.
The Tri-Boro Volunteer Ambulance Corps and paramedics from The Valley Hospital in Ridgewood responded along with borough police and firefighters, he said.
An investigation was continuing.
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