Both are surgical atrial ablation procedures without cardiopulmonary bypass. Choose 33254 for limited work and 33255 for extensive work.
On this page
CMS RVU26D · Effective 2026-10-01
33254 Atrial ablation Medicare reimbursement rates in Florida
Reports a limited surgical ablation of atrial tissue for an arrhythmia, performed without cardiopulmonary bypass, such as during surgical treatment of atrial fibrillation. Compare 33254 office and facility rates across CMS payment localities in Florida.
Amounts below use the non-QP conversion factor for participating physicians. These are base physician payments before claim-level adjustments, not patient costs or total hospital charges.
What does Medicare pay for 33254 in Florida?
Florida has 3 payment localities in this comparison. Use the service location to choose the applicable amount. These are the supported base rates for the 3 payment areas shown below, using the same CMS release.
Office / nonfacility
No supported rate
Facility setting
$1374.13–$1596.95
3 of 3 localities have a supported rate.
These are locality ranges, not averages or address-specific quotes. A facility-setting amount covers the physician service; it does not include a hospital’s separate bill. Choose a locality below to inspect its calculation, compare other payment areas, or price a percentage of Medicare.
Where 33254 pays more and less in Florida
Cardiac surgery
About 33254: Limited atrial ablation without bypass
Reports a limited surgical ablation of atrial tissue for an arrhythmia, performed without cardiopulmonary bypass, such as during surgical treatment of atrial fibrillation.
A cardiac surgeon creates a limited pattern of lesions in atrial tissue to interrupt abnormal electrical pathways, most commonly as surgical treatment for atrial fibrillation. The work is performed in an operating room and may use surgical energy or tissue-cutting techniques. This code identifies an operation performed without cardiopulmonary bypass; it is not the catheter-based approach used for endocardial ablation.
Select the code based on the limited extent of the atrial ablation and the absence of bypass. The operative report should describe the arrhythmia being treated, the atrial lesion work and its extent, and whether cardiopulmonary bypass was used. The 90-day global period includes the day-before preoperative visit and 90 days of related postoperative care. When multiple procedures occur in the same session, the highest-valued procedure is paid in full and other procedures are subject to the standard multiple procedure reduction. Modifier 50 is inappropriate for this atrial procedure. An assistant at surgery may be paid; co-surgeon payment requires supporting documentation, and team surgery is not permitted.
CMS billing rules for 33254
- Global period
- Major surgery with a 90-day global period: the day-before preoperative visit and 90 days of related postoperative care are included.
- Multiple procedures
- Standard multiple procedure reduction: the highest-valued procedure is paid in full and others at 50% when performed in the same session.
- Bilateral procedures
- Bilateral adjustment does not apply; the descriptor or anatomy makes modifier 50 inappropriate.
- Assistant at surgery
- Assistant at surgery may be paid.
- Co-surgeons
- Co-surgeons paid only with supporting documentation.
- Team surgery
- Team surgery not permitted.
Where the value comes from
- Work RVU23.12 · 60%
- Practice expense (office) RVU9.92 · 26%
- Malpractice RVU5.68 · 15%
159
Medicare services in 2024 · #4516 by national volume
This summary was written with AI assistance from CMS physician fee schedule data and checked against the CMS billing rules shown here. Rates on this page come directly from CMS files.
33254 compared with similar codes
Office rates for Florida, from the same CMS release.
This code describes limited surgical ablation with cardiopulmonary bypass; 33254 describes limited ablation without bypass.
33265 describes a limited endoscopic approach. Use 33254 for the applicable non-endoscopic surgical approach without cardiopulmonary bypass.
Compare 33254 by payment locality
Find the payment area for your service address, then open its rate page for calculation inputs, release history and the percentage-of-Medicare tool. A city may cross payment-area boundaries; the ZIP lookup above helps resolve the location.
3 of 3 payment localities
Fort Lauderdale →
Office / nonfacility
Unavailable
Facility
$1450.88
Miami →
Office / nonfacility
Unavailable
Facility
$1596.95
Rest Of Florida →
Office / nonfacility
Unavailable
Facility
$1374.13
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33254 billing questions
How is 33254 distinguished from 33255?
Both describe surgical atrial ablation without cardiopulmonary bypass. Use 33254 for limited ablation and 33255 when the operative work is extensive.
What documentation supports the limited level?
The operative report should describe the atrial lesion pattern and extent, the arrhythmia treated, and whether cardiopulmonary bypass was used. The documented work should support a limited rather than extensive ablation.
Can modifier 50 be used for right and left atrial work?
No. Modifier 50 is inappropriate for this procedure; atrial ablation is not reported as a bilateral service.
How does the global period affect postoperative billing?
The 90-day global period includes the day-before preoperative visit and 90 days of related postoperative care.
Can an assistant or co-surgeon be reported?
An assistant at surgery may be paid. Co-surgeon payment requires supporting documentation; team surgery is not permitted.
What happens when other procedures are performed in the same session?
The highest-valued procedure is paid in full, and other procedures are subject to the standard multiple procedure reduction.
Where these rates come from
FeeBase calculates base physician payments from CMS work, practice-expense, and malpractice RVUs, adjusted by each locality’s geographic indices and the applicable conversion factor. Unavailable or separately priced services are labeled rather than assigned a made-up amount.
Source: RVU26D. Effective 2026-10-01 through the day before 2027-01-01.
