Dr. John G. Elder is a nephrologist in Santa Barbara, California and is affiliated with multiple hospitals in the area, including Santa Barbara Cottage Hospital and Lompoc Valley Medical Center. He received his medical degree from Creighton University School of Medicine and has been in practice for more than 20 years. Dr. John G. Elder has expertise in treating kidney disease, among other conditions - see all areas of expertise. Dr. John G. Elder accepts Aetna, Blue Cross, United Healthcare - see other insurance plans accepted.