Appointments and Billing Questions: 803-641-7700Patient Advocacy: 803-508-7837Language Line: 805-360-3326. Please enter PIN# 81767494 and be prepared to state your language. Learn more about patient advocacy.Learn more about how to request medical records. Do you have a complaint regarding services being provided to a child by a state agency?Please submit your complaint to the South Carolina Department of Children’s Advocacy by phone (1-800-206-1957) or via the electronic submission form.