Dr. William G. Loudon, M.D., Ph.D.
Dr. William G. Loudon, M.D., Ph.D., is a specialist in the field of pediatric neurosurgery with a clinical focus on brain tumors and traumatic brain injury. A respected expert in the field of pediatric neurosurgery, Dr. Loudon has researched and conducted studies in these fields for more than 20 years. The focus of these studies ranges from molecular characterization and novel therapeutic approaches for central nervous system malignancy to cancer stem cell biology and regenerative medicine, and novel therapeutic approaches for treating brain injury.
Dedicated to clinical excellence, Dr. Loudon is board certified in neurosurgery and pediatric neurosurgery. After completing a B.A. in Cell Biology and Biochemistry at the University of California at San Diego, he earned his M.D. from the University of Texas at Houston and received his Ph.D. in Cancer Biology from the University of Texas, M.D. Anderson Cancer Institute. He then completed his Fellowship in Pediatric Neurosurgery at the Children’s Hospital of Philadelphia. He has practiced General Neurosurgery and Pediatric Neurosurgery in Orange County since 2000. Dr. Loudon has experience working at the CHOC Children’s Hospital, the CHOC Children’s at Mission Hospital, as and as an associate professor of Neurosurgery at the University of California Irvine Medical Center. Also, he has served as the medical director of the Southern California Gamma Knife Center, providing Stereotactic Radiosurgery for the treatment of brain tumors, vascular malformations, and pain syndromes, since 2008. He is especially proud to have co-founded the Complimentary Alternative Medicine Program with Dr. Ruth McCarty at CHOC in 2003. His dedication has earned him the Orange County Medical Association’s Physicians of Excellence annual award from 2006 to 2019.