15842 Nerve palsy microsurg graft
Also known as: microsurgical graft, microsurg nerve graft
Microsurgical nerve graft using advanced operating microscopy for precise repair of facial nerve paralysis or complex nerve injuries with anastomosis under magnification.
In Plain Language
Microscope-assisted nerve repair; Precision nerve reconstruction
Clinical Context
Highest complexity nerve repair using operating microscope, appropriate for small nerve fibers and complex facial nerve repairs. Highest RVU and best outcomes for neural recovery.
RVU Breakdown
| Work RVU | 39.98 |
| Total RVU | 39.98 |
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. This code has a 90-day global period, which includes the day of the procedure, 1 day preoperative, and 90 days of postoperative care. Ensure the diagnosis code (ICD-10) supports medical necessity for the procedure.
How This Code Compares
With a work RVU of 39.98, this code ranks in the 97th percentile among Surgery codes — 5.0x the median (8.00). The highest wRVU in this category is 106.19.
Specialties
Frequently Asked Questions
What is CPT code 15842?
CPT 15842 (Nerve palsy microsurg graft) is a Surgery code. Microsurgical nerve graft using advanced operating microscopy for precise repair of facial nerve paralysis or complex nerve injuries with anastomosis under magnification.
What is the wRVU value for CPT 15842?
The work RVU for CPT 15842 is 39.98. This code is primarily used by Microsurgery, Plastic Surgery, Facial Surgery. It has a 90-day global period.
When is CPT 15842 used?
Highest complexity nerve repair using operating microscope, appropriate for small nerve fibers and complex facial nerve repairs. Highest RVU and best outcomes for neural recovery.
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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.