York Children's Walk-in Clinic is located in the heart of Richmond Hill and serves children ranging from newborns to adolescents under the age of 18. No appointments are necessary; simply walk in and a pediatrician will see your child on a first come first serve basis as promptly as possible. For your convenience, the Clinic also features a large pharmacy joint to the waiting room for prescriptions or to simply stroll through while waiting to see the pediatrician.