His areas of expertise include heart problems and internal medicine. He is an in-network provider for Blue Cross/Blue Shield, Cigna, and Aetna, as well as other insurance carriers. Dr. Riddick obtained his medical school training at Vanderbilt University School of Medicine and performed his residency at Vanderbilt University Medical Center and a hospital affiliated with Emory University. Dr. Riddick's hospital/clinic affiliations include TriStar Centennial Medical Center and Saint Thomas Health.