BRAIN TREATMENT PLANO - Key Persons


Dr. Nelson Jaeggli

Experience Brain Treatment Center Plano 2022 - Present. Physician and Partner, Neurology clinic implementing personalized and targeted MeRT treatment to improve brain function.

Dr. Spencer O. Miller

Job Titles:
  • Neurologist
  • Owner and Medical Director of the Brain Treatment Center
Dr. Spencer O. Miller is the owner and Medical Director of the Brain Treatment Center Plano and also the Brain Treatment Center Dallas. He is a board-certified neurologist in Dallas, Texas, who has been in practice for 12 years. Dr. Spencer O. Miller, a Neurologist in Dallas, Texas, is the owner and Medical Director of Brain Treatment Center Dallas. He received his medical degree from the University of Mississippi School of Medicine and has been in practice for 12 years. He spent five of those years in the US Air Force, where he saw many brain injuries, including soldiers suffering from PTSD and TBI. Dr. Miller now specializes in MeRT SM (Magnetic e-Resonance Therapy) treatment of traumatic brain injury, depression, post-traumatic stress disorder, dementia, autism, and multiple other brain disorders at his clinics, the Brain Treatment Centers in both Dallas and Plano. Dr. Miller is also affiliated with Baylor University Medical Center, where he specializes in stroke, headache medicine, traumatic brain injury, post-traumatic stress disorder, and seizure. Additionally, he is associated with the Texas A&M Science Center College of Medicine. He also speaks multiple languages, including Spanish.

Mike O'Callaghan

Job Titles:
  • Federal Medical Center - Chief Neurologist / Director of Sleep Clinic, Neurology Department. Active Duty Major, United States Air Force, Medical Corps. Nellis AFB, Nevada. Aug '09 - Jun '14