Jake Schaevitz, 19, was charged while still a patient at Westchester Medical Center, said Bedford Police Sgt. Rich Herbert.
Police did not have updated medical information on the unidentified passenger, who was seriously injured, Herbert said.
Both men had to be extricated from the vehicle following the crash around 1 a.m. Monday after it went off the road and into the horse farm.
The Bedford Police Department was assisted by the Bedford Fire Department, the Bedford Hills firefighters and the Mount Kisco Volunteer Ambulance Corps.
The accident is still under investigation.
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