MHSI - Michigan Head & Spine Institute Blog

MHSI is the largest, most experienced group of physicians in Southeast Michigan dedicated to treating patients with disorders of the head and spine. We provide the entire continuum of care for head and spine conditions.  From physiatrists and neuropsychologists who treat patients with non-surgical interventions to neurosurgeons skilled in the most delicate brain and spine surgery. Why travel from office to office when MHSI provides the full spectrum of head and spine care.


We would like to formally announce the retirement of Dr. Fernando Diaz. For almost 50 years, Dr. Diaz was a southeastern Michigan-based neurosurgeon and a shareholder of Michigan Head and Spine Institute, but an admiring review of his history shows just how much more he has accomplished over the course of his illustrious career. In […]

Congratulations to our MHSI doctors who were recognized by HOUR Detroit as TOP DOCS for 2024. You can view their respective physician pages by clicking on the links below. Neurosurgery Jeffrey T. Jacob, M.D. Robert R. Johnson, M.D. Fredrick S. Junn, M.D. Ratnesh N. Mehra, D.O. Tejpaul S. Pannu, M.D. Neurosurgery-Pediatric Holly S. Gilmer, M.D. […]

Michigan Head & Spine Institute is proud to share the latest news that Dr. Holly Gilmer has been appointed Division Chief, Pediatric Neurosurgery at Ascension St. John Hospital. We wish to extend our congratulations to her on such a prestigious accomplishment! If you or a loved one is seeking treatment for neurosurgery, or to schedule […]

Congratulations to our MHSI doctors who were recognized by HOUR Detroit as TOP DOCS for 2023. You can view their respective physician pages by clicking on the links below. Neurosurgery Jeffrey T. Jacob, M.D. Fredrick S. Junn, M.D. Ratnesh N. Mehra, D.O. Tejpaul S. Pannu, M.D.* Pain Medicine Karl R. Freydl, D.O. John M. Marshall, […]

MHSI is proud to share the exciting news that Dr. Ratnesh Mehra has received the designation of FACOS; Fellow of the American College of Osteopathic Surgeons. Dr. Mehra has demonstrated a commitment to the practice of surgery, surgical teaching, authorship of professional papers and participation in local, state and national organizations. The designation was conferred […]