Mark Lambrechts, MD

Assistant Professor, Orthopaedic Surgery
Division of Spine Surgery

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(314) 514-3500

Dr. Lambrechts provides specialized care to patients with spinal conditions, with a particular focus on treating degenerative spine conditions and traumatic spinal injuries.

Common Diagnoses Treated

  • Adjacent segment disease
  • Cervical disc herniation
  • Cervical deformity
  • Cervical kyphosis
  • Cervical spinal stenosis
  • Cervical myelopathy
  • Degenerative spondylolisthesis
  • Disc degeneration
  • Disc herniation
  • Fractures of the spine
  • Isthmic spondylolisthesis
  • Lumbar disc herniation
  • Lumbar spinal stenosis
  • Lumbar spondylolisthesis
  • Nerve compression (in the cervical, thoracic, or lumbar spine)
  • Pseudarthrosis
  • Radiculopathy
  • Spinal stenosis
  • Spondylosis/arthritis of the spine

Common Procedures

  • Anterior cervical discectomy and fusion (ACDF)
  • Anterior thoracic and lumbar spine fusion
  • Cervical disc replacement/arthroplasty
  • Cervical fusion
  • Cervical laminectomy or decompression
  • Decompression of the cervical, thoracic, and lumbar spine
  • Discectomy
  • Lateral lumbar spine fusion
  • Lumbar fusion
  • Lumbar laminectomy or decompression
  • Microdisectomy
  • Minimally invasive spine surgery
  • Revision spine surgery
  • Robotic spine surgery
  • Thoracic spine fusion
  • Transforaminal lumbar interbody fusion (TLIF)

Clinical Office Locations

Hospital Affiliations

  • Barnes-Jewish Hospital
  • Barnes-Jewish West County Hospital
  • Missouri Baptist Medical Center

MyChart Patient Portal

Patient Education

For a complete listing of Dr. Lambrechts' publications, please visit the PubMed website.

Research Interests

Dr. Lambrechts has research interests in degenerative spine disease, spine trauma, spinal cord injury, translational research and patient-reported outcomes.


Dr. Lambrechts earned his medical degree from Tulane University, in New Orleans, LA. He completed his residency training in orthopaedic surgery at the University of Missouri, in Columbia, MO, and fellowship training in orthopaedic spine surgery at the Rothman Orthopaedic Institute, in Philadelphia, PA.  

Board Certifications

  • Board-eligible, American Board of Orthopaedic Surgery

Medical Degree

  • Tulane University, New Orleans, LA


  • Orthopaedic Surgery, University of Missouri, Columbia, MO


  • Orthopaedic Spine Surgery, Rothman Orthopaedic Institute, Philadelphia, PA

Honors and Awards

  • Steve Olsen Award, 2021 - Most Outstanding Resident Research at the University of Missouri 
  • Cervical Spine Research Society, 2022- Resident/Fellow Research Grant for Investigation of the Effects of NSAIDs and Opioids on Spine Fusion
  • Cervical Spine Research Society, 2022 - 1st Place Award, Best resident/fellow Paper for Examining the Impact of Preoperative Marijuana Use on Outcomes Following Anterior Cervical Disc Arthroplasty
  • Cervical Spine Research Society, 2022 - Co-author of the 3rd Place Award, Best Basic Science Paper Examining MicroRNA an Its Role in Predicting Degenerative Cervical Myelopathy
  • Global Spine Congress, 2022 - Best Poster Presentation for Evaluating the Role of Cefazolin Prophylaxis and its Efficacy in Preventing Infections
  • North American Spine Society, 2023 - Top Resident/Fellow Paper for Identifying NSAIDs and Opioids Inhibitory Effects on Spinal Fusion

Professional Societies and Organizations

  • North American Spine Society
  • Global Spine Congress

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