He specializes in functional medicine under the guidance of the pioneer functional medical scientist Datis Kharrazian. He became internationally renown for his work treating individuals with Hashimoto hypothyroidism. More recently he has been observing the serious side effects of the HPV vaccines in young adults and has been investing treatments for vaccine injuries. Dr. Flannery has degrees from University of Southern California and Rochester Institute of Technology, and received Doctor of Chiropractic degree graduating cum laude from Cleveland Chiropractic College, Los Angeles. His website is DrFlannery.com