Midwest Surgery Center

We do not treat patients at this location. With state-of-the-art resources and technology, TCO’s Bioengineering Lab provides physicians and researchers with everything they need to conduct industry-leading research studies and training.

Frederick B. Harris, MD, MS, FAANS, is a Board Certified Neurosurgeon with 18+ years of experience in treating patients with both spine and brain pathologies. Dr. Harris previously had a career as an engineer at NASA and the Department of Defense and changed careers to pursue his dream of becoming a neurosurgeon. His special areas of interest include complex cervical, thoracic and lumbar surgery, adult spinal deformity/scoliosis treatment, revision surgery of the cervical, thoracic and lumbar spine, minimally invasive spinal surgery for herniated disk and lumbar fusions, spinal tumors both inside and outside the spinal cord and spinal canal, brain tumors, adult Chiari malformations, traumatic brain injury and sports related brain injury. Insurance reminder: individual plans may vary, and it is the patient’s responsibility to confirm that their provider is in-network.

Robert Knowlan, MD, is a board certified orthopedic surgeon who specializes in hip replacement (direct anterior approach), knee joint replacement, and revision. Dr. Knowlan specializes in sports medicine, and hip and knee injuries and conditions. Insurance reminder: individual plans may vary, and it is the patient's responsibility to confirm that their provider is in-network.