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Variations in lumbar spinal surgery insurance coverage for degenerative spinal disease
Garyn Metoyer1, Jose L Porras2, Omar Zalatimo3
1Department of Surgery, Sinai Hospital, Baltimore, MD, USA.
American Journal of Surgery
|August 17, 2025
Summary
Insurance coverage for lumbar fusion surgery varies significantly among US companies, impacting patient care for degenerative spine conditions. Policies often differ from established medical guidelines.
Area of Science:
- Spine Surgery
- Health Policy Analysis
- Medical Economics
Background:
- Lumbar fusion is a surgical procedure for degenerative spine conditions.
- Insurance policies significantly influence patient access to lumbar fusion.
- Variability in insurance coverage complicates patient care pathways.
Purpose of the Study:
- To analyze current US insurance coverage policies for lumbar fusion.
- To assess coverage criteria for degenerative spine conditions.
- To identify variations in insurance policies across different companies.
Main Methods:
- Cross-sectional analysis of US insurance policies (Dec 2020 - Feb 2021).
- Policies stratified by degenerative spinal disease process.
- Statistical tests (Chi-squared, Fisher exact) used for comparison.
Main Results:
- 73% of 58 surveyed insurers covered lumbar spinal fusion.
- Significant differences in coverage based on degenerative spinal disease (p < 0.01).
- Significant variation in requirements for disease severity documentation (p = 0.01191).
Conclusions:
- Lumbar fusion policy criteria exhibit substantial inter-company variability.
- Insurance coverage criteria frequently diverge from North American Spine Society recommendations.
