It happened around 9:15 p.m. Friday in the driveway of the woman's home on Townhome Way in Huntington Station.
Suffolk County police say 60-year-old Suman Pasricha was getting out of her 2025 Honda CRV when it started rolling backwards and hit her.
She was taken to Huntington Hospital with serious injuries.
Police have impounded the vehicle as part of their investigation.
Detectives are asking anyone with information about the incident to contact the Second Squad at 631-854-8252.
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