Management Team Click on titles for more information.   Mr. Matthew M. Atteberry, LSCSW   Executive Director   Ms. Shereen Ellis, LSCSW Director of Clinical and Emergency Services   Mrs. Sandra Dickerson, BSHA  Director of Business Operations   Dr. Mark Haslett, MD  Medical Director   Mrs. Beth Engels, LMSW  Community Based Services Coordinator   Mrs. Misti Mustain, LMLP Community Support Services Coordinator   Mrs. Nikkii Rosenstiel, BSW  Children's Psychosocial Coordinator   Mr. Tom Schibi, AA  Community Support Services Team Leader   Ms. Ashley Heady Team Lead for Business Office   Mrs. Monica Simpson, BGS  Administrative Assistant/Marketing