Dr. Jennings is board certified in psychiatry by the American Board of Psychiatry and Neurology and is licensed to practice medicine in TN and GA. He is also board certified in adult psychiatry by the American Board of Psychiatry and Neurology, in forensic psychiatry by the American Board of Forensic Examiners and the American Board of Forensic Medicine, a Senior Disability Analyst and Diplomat by the American Board of Disability Analysts, and a Master Psychopharmacologist certified by the Neuroscience Education Institute.