Mail: United Concordia TDP Quality of Care 4401 Deer Path Road - DP-4J Harrisburg, PA 17110
Mail: United Concordia Special Investigations Unit P.O. Box 69406 Harrisburg, PA 17106-9406
Toll-free hotline: 1-877-968-7455
Mail: United Concordia TDP Quality of Care—Grievances 4401 Deer Path Road, DP-4J Harrisburg, PA 17110
Telephone: 1-800-538-9522