Department of Orthopaedic Surgery

The Department of Orthopaedic Surgery offers services and programs through the following Divisions. Use these links to directly access all our Department sites.



  • Mission Bay
    Orthopaedic Institute
  • 1500 Owens Street
    San Francisco, CA 94158
    Phone: 415-353-2808
Lionel Metz
Assistant Professor
Lionel Metz


Dr. Lionel N. Metz, M.D. specializes in the surgical treatment of pediatric and adult spinal disorders resulting in deformity, degenerative, and traumatic pathologies. Dr. Metz completed his undergraduate education at the University of California, Davis earned a B.S. in Biochemistry and Molecular Biology, graduating with highest honors. He then completed medical school and residency in Orthopaedic Surgery at the University of California, San Francisco. After residency, he completed a fellowship in spine surgery at Washington University, St. Louis, specializing in both pediatric and adult spinal disorders. Dr. Metz’s research interests include the biology and biomechanics of degenerative disorders of the spine and intervertebral disc as well as basic science and pre-clinical regenerative therapies. His research is also focused on risk stratification and safety optimization for high-risk patients undergoing complex procedures. Dr. Metz will also be providing Pediatric Spine Care at Benioff Children’s Hospital in Oakland along with his San Francisco practice.


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