The accident left eight people with minor injuries including the officer who suffered a neck injury, authorities said.
The accident happened while the Route 56 bus was traveling eastbound on Erie Avenue and collided with a police car at Old York Road.
Breaking news and the stories that matter to your neighborhood.
There were five medics at the scene of the accident. There were some detours in the area of the crash.
Fan, follow and download: Get the latest from NBCPhiladelphia.com anytime, anywhere. Follow us on Twitter, Facebook and NBC Philadelphia. Sign up for our breaking news newsletter. And, get breaking news delivered right to your mobile phone -- just text PHIBREAKING to 639710 to sign up. (Message and data rates may apply.)