22842 Insert spine fixation device
Also known as: Lumbar interspinous device, MILD device
Posterior non-segmental instrumentation (eg, spinous process fixation, interspinous process device); lumbar spine.
In Plain Language
Lower back spacer between bones; Lumbar stability device
Clinical Context
Minimally invasive interspinous device for lumbar stenosis; provides neural decompression while maintaining spinal motion.
RVU Breakdown
| Work RVU | 12.25 |
| Total RVU | 12.25 |
Est. Medicare Payment
National estimate based on 2026 CMS PFS Conversion Factor ($33.40). Actual payment varies by locality (GPCI adjustment).
Billing & Documentation
As a surgical CPT code, proper documentation must include the operative report detailing the procedure performed, patient positioning, approach, findings, and any complications. Ensure the diagnosis code (ICD-10) supports medical necessity for the procedure.
How This Code Compares
With a work RVU of 12.25, this code ranks in the 66th percentile among Surgery codes — 1.5x the median (8.00). The highest wRVU in this category is 106.19.
Specialties
Frequently Asked Questions
What is CPT code 22842?
CPT 22842 (Insert spine fixation device) is a Surgery code. Posterior non-segmental instrumentation (eg, spinous process fixation, interspinous process device); lumbar spine.
What is the wRVU value for CPT 22842?
The work RVU for CPT 22842 is 12.25. This code is primarily used by Spine Surgery, Orthopedic Surgery, Pain Management.
When is CPT 22842 used?
Minimally invasive interspinous device for lumbar stenosis; provides neural decompression while maintaining spinal motion.
Track This Code in RVU Edge
Log procedures, calculate wRVUs, and benchmark against MGMA data — all in one app.
CPT® is a registered trademark of the American Medical Association. Data sourced from CMS Physician Fee Schedule RVU26A. Descriptions, synonyms, and clinical context are original content by RVU Edge.