It happened around 10:30 Monday morning at the Parkview Shopping Center on the 600 block of Cedar Avenue.
Police say a 36-year-old woman hit the gas pedal accidentally while suffering some kind of medical episode. The car went up onto the side walk and into the large front window.
Police say she lost consciousness. While they were questioning her, she lost consciousness again. Medics transported her to Mercy Fitzgerald Hospital.
Planned Parenthood was not open at the time of the accident, but one employee was inside. That person was not injured.