Hair Loss Clinics › United States › Pennsylvania Best hair loss clinics Pennsylvania, US 73 clinics across 9 cities. Philadelphia 26 clinics Pittsburgh 16 clinics Allentown 8 clinics Bala Cynwyd 6 clinics Bryn Mawr 6 clinics King of Prussia 4 clinics Lancaster 4 clinics Harrisburg 2 clinics Wayne 1 clinic