NRIOM Leadership

Dr. Fernando Diaz

Dr. Diaz is recognized world wide for his treatment of brain aneurysms and vascular disease of the head and neck. He is one of only several neurosurgeons in Michigan skilled in radiosurgery using the advanced technology Gammaknife for the treatment of tumors and other abnormalities. Listed among the best surgeons in the United States, Dr. Diaz is a frequent speaker to audiences around the world on advanced neurosurgical procedures and treatments. Dr. Diaz has held prominent positions of leadership including his current role of Professor and Chairman Neurological Surgery Department for both Beaumont University School of Medicine and William Beaumont Hospitals. He is also a lawyer and holds a master's degree in Administration, and has previously served in the United States Air Force.

  • Neurosurgeon, Michigan Head & Spine InstituteFernando G. Diaz, M.D., PH.D.
  • Professor and Chairman Neurological Surgery Department
  • Oakland University School of Medicine and William Beaumont Hospitals
  • Aneurysm
  • Stroke
  • Microsurgery
  • Cervical spine reconstruction
  • Cerebrovascular surgery
  • GammaKnife radiosurgery
  • Artificial disc replacement

Clayton Thomas

Clayton Thomas is nationally known as being an expert in detoxification and wellness. He has spent the majority of his career leading sales, marketing, and product development. Recognized in the wellness and environmental community for his contributions to the improvement and detoxification of our habitat, Clayton has won multiple awards for these advancements. He has also been nationally recognized for his accomplishments in strategically improving sales organizations and Boards of Directors. His passion is improving people and the environment.


Dr. Christina Cook

As one of the founders of NRIOM, Christina Cook has worked with the NRIOM team to develop multiple patient registeries that improve pathways of treatment for patients and providers. With a background in science, research, and business, Christina's Masters and Doctorate degrees gave assisted her in developing multiple entities which have assisted researchers, scientists, and providers with the betterment of healthcare. Her passion is helping people to find the answers that will improve the quality and cost of healthcare.