0SG1471
Fusion Lumbar Vertebral Joints, 2 or more to Posterior Approach, Posterior Column with Autologous Tissue Substitute, Percutaneous Endoscopic Approach
Procedural Specifications
| Clinical Axis | Detail Definition |
|---|---|
| Section | 0 Medical and Surgical |
| Body System | S Lower Joints |
| Operation | G Fusion |
| Body Part | 1 Lumbar Vertebral Joints, 2 or more |
| Approach | 4 Percutaneous Endoscopic |
| Device | 7 Autologous Tissue Substitute |
| Qualifier | 1 Posterior Approach, Posterior Column |
Operation Definition
Joining together portions of an articular body part rendering the articular body part immobile
Procedure Overview
Fusion, also called arthrodesis, permanently joins the bones of a lower joint so that the joint can no longer move, converting a painful or unstable joint into a solid, stable one. It is used on the hip, knee, ankle, foot, and lumbar or lumbosacral spinal joints for conditions like severe arthritis, joint instability, failed prior surgery, deformity correction, or chronic pain that has not responded to less invasive treatment. Hardware such as screws, plates, or rods, sometimes combined with a bone graft, holds the joint surfaces together while they grow into one continuous piece of bone.
Because fusion eliminates motion at the treated joint, it is generally considered after other options such as medication, injections, or partial procedures have failed to control symptoms. Spinal fusion in the lumbar region is one of the most common examples, performed for conditions like degenerative disc disease, spondylolisthesis, or spinal instability.
Recovery typically takes several months as the bone heals across the joint, and patients can expect a trade of joint mobility for pain relief and structural stability.
Anatomy & Axis Detail
Lumbar Vertebral Joints, 2 or more
When fusion spans two or more lumbar vertebral joints, the procedure addresses multilevel degenerative change, scoliotic deformity, or extensive spondylolisthesis where a single-level construct would not adequately stabilize the spine. Each additional level increases surgical complexity, operative time, and the amount of instrumentation and bone graft material required, and it further restricts the segmental motion that remains in the lumbar spine after surgery. Documentation for a multilevel fusion must capture the specific vertebral levels involved, the device or graft material placed at each level, and the surgical approach, since ICD-10-PCS distinguishes single-level fusion from multilevel fusion coding. Surgeons weigh the trade-off between achieving durable stability across a longer segment and the increased risk of adjacent-segment degeneration above or below the fused construct.
Approach: Percutaneous Endoscopic
Percutaneous Endoscopic combines a puncture through skin or mucous membrane with insertion of an endoscope to visualize the procedure internally, as in laparoscopic cholecystectomy. It is distinguished from plain Percutaneous by the presence of scope-guided visualization, and from Via Natural or Artificial Opening Endoscopic by its route being a new puncture rather than an existing orifice or stoma.
Device: Autologous Tissue Substitute
Autologous Tissue Substitute identifies a device value where material harvested from the patient's own body, such as an autograft, is used to replace or reconstruct a body part. Its defining feature is tissue origin from the patient, setting it apart from Nonautologous Tissue Substitute, sourced from a donor or animal, and Synthetic Substitute, made of manufactured material.
Qualifier: Posterior Approach, Posterior Column
Posterior Approach, Posterior Column qualifies an acetabular fracture reduction procedure by indicating that the surgeon approached and fixed the posterior column through a posterior surgical route. This straightforward pairing contrasts with the Posterior Approach, Anterior Column qualifier, used when a posterior approach is instead used to reach and stabilize the anterior column.
Coding & Documentation
Coders need documentation confirming that articular surfaces were joined with the intent of eliminating motion, along with the device used (bone graft substitute, autograft, nonautograft, or internal fixation) and, for spinal fusion, the number of vertebral joints involved, since each level typically requires its own code. A frequent error is under-coding multilevel spinal fusions by capturing only one joint level instead of each level fused. Another common mistake is confusing the qualifier for graft material, since autologous bone graft, synthetic substitute, and no-graft fixation all carry different qualifier values that materially change the code. Coders should also check whether an anterior and posterior approach were both performed at the same spinal level, which requires separate codes for each approach.