Emergency services were sent to The Glen Caravan Park in Cleobury Mortimer at about 9.30am on Thursday.
West Midlands Ambulance Service (WMAS) said the incident involved a man who was involved in a medical emergency.
The service sent one ambulance to the scene. Paramedics treated the man before taking him to Worcester Royal Hospital for further assessment.
A spokesman from WMAS said: "We were called to reports of a medical emergency at The Glen Caravan Park at 9.27am yesterday morning, one ambulance attended the scene. On arrival we discovered one patient, a man, who following treatment at the scene was taken to Worcester Royal Hospital for further treatment."