Emergency services flooded Central Road, just off Longfellow Road, today (December 15) at around 11.29am.
They treated a person at the scene for nearly two hours, after medics were seen covering someone from the public for privacy at around 2pm.
A London Air Ambulance was also called to the scene, along with firefighters and police.
The patient was then taken to hospital by road, where their condition is unknown.
A London Ambulance Service spokesperson said: “We were called at 11.29am today (15 December) to reports of a person unwell on Central Road, Worcester Park.
“We sent resources to the scene including an ambulance crew, a paramedic in a fast response car and an incident response officer. We also dispatched London’s Air Ambulance.
“We treated a patient and took them to hospital by road.”
