Our Leadership

Michael Riley, MS, CNIM

President and Chief Executive Officer

Mike has a background in cellular, systems, and developmental neuroscience, having completed a Master's thesis utilizing in vivo electrophysiology and neuroimaging of zebrafish motor circuits with direct correlation to behavioral output. After completing a one year fellowship in Clinical Neurophysiology, he made it his personal mission to raise the bar for IONM education, training, and delivery across North America. Mike has personally monitored over 2,100 surgical procedures, with specific clinical interests in lateral spread response, cranial motor and sensory mapping, and IONM for lateral lumbar interbody fusion. He believes that a robust foundation of primary literature is essential to the advancement of the IONM industry, and is a published author of basic neuroscience and IONM-specific research in top-tier journals. Finally, Mike firmly believes that clinicians conducting neurophysiological monitoring in the operating room must be experts in both the technical and interpretive components of their practice, and he is committed to furthering this Professional Model of IONM delivery to hospitals and surgical groups throughout North America.

Lev Grinman headshot.png

Lev Grinman, MD

Chief Medical Officer

Dr. Grinman received his undergraduate degree from Cornell University and his medical degree from SUNY Upstate Medical University. He then completed a Neurology residency at Long Island Jewish Medical Center – Albert Einstein College of Medicine, followed by a Sleep Medicine fellowship at the New York College of Medicine at the Sleep Disorders Institute. Dr. Grinman has previous experience leading a large clinical IONM team spanning multiple states, as Chief Medical Officer. He is excited to draw upon his expertise and experience in supporting Peak's professional model of IONM as the gold standard for quality and compliance. Board certified in Neurology and Sleep Medicine, Dr. Grinman is currently a Clinical Instructor and Attending Neurologist at Stony Brook University Hospital and Hackensack University Medical Center. He is also a successful entrepreneur, philanthropist, and father of three young children.