John Lien, MD - Trinity Health IHA Medical Group, Hand Surgery-Ann Arbor Campus

Trinity Health IHA Medical Group, Brain & Spine Surgery is a team of neurosurgeons, orthopedic spine surgeons, and specialized advanced practice providers (physician assistants and nurse practitioners) with decades of collective experience. By using the most advanced operative techniques and equipment, Trinity Health IHA Medical Group, Brain & Spine Surgery providers can treat a simple back sprain to the most complex spine and brain surgeries. We focus on the diagnosis, treatment, and prevention of conditions that affect the nervous system, primarily involving the brain and spine. Areas of expertise include:Brain: brain tumors, Chiari malformation, cranial and peripheral neuromas, hydrocephalus, intracerebral hemorrhage, pituitary tumors, skull-based surgery, surgical management of strokes, traumatic brain injury and trigeminal neuralgia.Spine: complex spine surgery, spinal deformity and scoliosis correction, complex spinal reconstruction, minimally invasive spine surgery, spinal cord injury, spinal cord and nerve stimulation, spine fractures, spinal lumbar fusion, spinal cervical fusions, laminectomy, spinal pumps and infusion implantation, and spinal tumors.Other: carpal tunnel syndrome, cubital tunnel syndrome, peripheral nerve surgery, peroneal neuropathy, general neurosurgery and neurological trauma.

Timothy J. McGlaston, MD, is a board-certified orthopaedic surgeon. Dr. McGlaston received his medical degree from Harvard Medical School and completed his residency at the University of Pittsburgh Medical Center. Additionally, he completed his fellowship in adult reconstruction at Norton Brownsboro Hospital in Louisville, Ky. Dr. McGlaston has clinical interests in primary and complex revision total hip and total knee replacement, as well as outpatient joint replacement surgery. He is fellowship-trained in direct anterior hip replacements. Dr. McGlaston is a member of the American Academy of Orthopaedic Surgeons and the American Association of Hip and Knee Surgeons.

Zachary Feeman, PA-C, is a certified physician assistant. He has clinical interests in injury prevention, orthobiologics and sports medicine.