For information about the services offered by Great Lakes Neurosurgical Asociates, please click on one of the links below. • Neck surgery • Thoracic surgery • Low back surgery • Brain surgery • Peripheral/cranial nerve procedures For links to other Web sites which may be helpful in understanding various neurological conditions, please click here.     Our mission at Great Lakes Neurosurgical Associates is to provide superior patient-focused surgical care for individuals suffering from injuries and diseases of the brain, spine and related nerves. We are committed to meeting the quality and service expectations of our patients and their referring physicians while developing a sense of trust and mutual respect with those we serve.   All of our physicians are highly skilled with many years of experience. For information about one of our physicians, click on one of the links below: • Lynn Hedeman, M.D. • John Stevenson, M.D. • John Keller, M.D.   • Bryan Figueroa, M.D. • John Winestone, M.D. • Justin Clark, M.D. In addition to general information for new patients about insurance coverage and billing procedures, we have made our basic medical forms available to you online. • New-patient forms • Contact information • Map to our office • Map to our clinic