Officers were called to Hollywood Collision, in the 100 block of West Erie Avenue, around 9:34 a.m. for a report of a dispute inside the business.
According to police, a 39-year-old woman was shot in the upper right leg during the altercation.
She is hospitalized in stable condition.
Police say an investigation into the shooting continues. No arrests have been made and no weapons have been recovered.
Anyone with information can call or text Philadelphia police at 215-686-TIPS (8477).