Emergency services were called to the junction of Willow Grove and High Street just before 2.30pm today (March 4).
Paramedics treated a woman at the scene before taking her to hospital where her condition is unknown.
Willow Street was closed at the junction with High Street with no access beyond Sainsbury’s.
Pictures show police also attended the incident.
The Metropolitan Police was contacted for details but did not respond at the time of writing.
A London Ambulance Service spokesperson said: “We were called at 2.29pm today (Tuesday 4 March) to reports of a road traffic collision at the junction of Willow Grove and High Street, Chislehurst.
“We sent an ambulance crew and a paramedic in a fast response car to the scene.
“We treated a woman at the scene before taking her to hospital.”