33257 Ablate atria lmtd add-on
Also known as: add-on atrial ablation, limited atrial ablation add-on
Add-on code for limited atrial ablation performed in conjunction with a primary surgical procedure, representing additional ablation beyond the primary operation.
Clinical Context
Used as supplemental ablation during valve surgery or other cardiac procedures; ablates limited atrial regions in addition to primary surgery.
RVU Breakdown
| Work RVU | 9.39 |
| Total RVU | 9.39 |
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 9.39, this code ranks in the 56th percentile among Surgery codes — 1.2x the median (8.00). The highest wRVU in this category is 106.19.
Specialties
Frequently Asked Questions
What is CPT code 33257?
CPT 33257 (Ablate atria lmtd add-on) is a Surgery code. Add-on code for limited atrial ablation performed in conjunction with a primary surgical procedure, representing additional ablation beyond the primary operation.
What is the wRVU value for CPT 33257?
The work RVU for CPT 33257 is 9.39. This code is primarily used by Cardiac Surgery, Cardiothoracic Surgery.
When is CPT 33257 used?
Used as supplemental ablation during valve surgery or other cardiac procedures; ablates limited atrial regions in addition to primary surgery.
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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.