Our Staff Posted on June 21, 2019 by Spartanburg | Greer ENT & Allergy Our Physicians John A. Foster, MD Frederick Butehorn, III, MD Erik Steiniger, MD Kristen Pitts, MD Mitchell Worley, MD Richard Weir, MD (Retired) Our Audiologists Cassie Costilow, AuD, CCC-A Laura Sexton, AuD, CCC-A N. Page Tucker, AuD, CCC-A Nicole Wassing, AuD, CCC-A Our Support Team Brittany E. Saleeby, MSN, FNP-C Ashley Hodnett, HIS