Lexington Office
Lexington Office
Our Services:
Meet our Team of Specialists
Dr. James Dewar
MD, FAAP
+Dr. James Dewar
MD, FAAP
Jim Dewar was born in Yakima, Washington and moved to South Carolina where he went to Irmo High School. He received his undergraduate degree from the University of South Carolina. He received his medical degree from the University of South Carolina School of Medicine in 1996. He completed his pediatric residency at Palmetto Richland Children's Hospital in Columbia. He then moved to Flagstaff, Arizona where he practiced pediatrics prior to returning to South Carolina. He joined Palmetto Pediatrics in 2003. Dr. Dewar is board certified in pediatrics and is a fellow of the American Academy of Pediatrics. In his free time, Dr. Dewar enjoys playing tennis, hiking and playing the piano. He is married to Melanie and has a son and three daughters.
Dr. Alex Gaudin
MD, FAAP
+Dr. Alex Gaudin
MD, FAAP
Dr. Gaudin is originally from Starkville, MS. She received her undergraduate degree from Mississippi State University and medical degree from the University of Mississippi Medical Center School of Medicine. She completed her pediatric residency at Prisma Health Children’s Hospital in Columbia in 2025. She joined Palmetto Pediatrics in 2025. She is married to her husband Nathan and they have 1 son, Oliver. She enjoys lounging on the beach, walking the riverwalk with her family & dog, watching movies, and cross stitching in her free time.
Dr. Sonya Head
MD, FAAP
+Dr. Sonya Head
MD, FAAP
Dr. Sonya Head was born and raised in Aiken, South Carolina. She graduated from the University of South Carolina-Aiken with a BS in Chemistry in 1994. Dr. Head attended the University of South Carolina School of Medicine and graduated in 1998. She completed her residency training in Pediatrics in 2001 at Palmetto Health Richland. She entered private practice in July 2001 at Southside Pediatrics of Aiken LLC. She is married to William Head and has two daughters. In her spare time, Dr. Head enjoys cooking, reading and spending time with her family.