· Available Fridays, 8:30am – 4:30pm, and other days by appointment: call 828.884.3135. Lead – Blood lead screening is available for children 6 months through 6 years of age. Free. Appointment required: call 828.884.3135. Pregnancy – Pregnancy testing is available Monday through Friday, 8:30am – 4:30pm. Cost is based on income..