Both describe TAVR with open arterial access. Choose 33362 for the femoral artery and 33363 for the axillary artery.
On this page
CMS RVU26D · Effective 2026-10-01
33363 TAVR Medicare reimbursement rates in Michigan
Reports transcatheter aortic valve replacement performed through surgically exposed axillary artery access, typically when a femoral route is unsuitable. Compare 33363 office and facility rates across CMS payment localities in Michigan.
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 33363 in Michigan?
Michigan has 2 payment localities in this comparison. Use the service location to choose the applicable amount. These are the supported base rates for the 2 payment areas shown below, using the same CMS release.
Office / nonfacility
No supported rate
Facility setting
$1230.48–$1352.40
2 of 2 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.
Cardiovascular surgery
About 33363: Transcatheter aortic valve replacement, open axillary approach
Reports transcatheter aortic valve replacement performed through surgically exposed axillary artery access, typically when a femoral route is unsuitable.
This code describes TAVR using an open axillary artery approach: the artery is surgically exposed to deliver and deploy a prosthetic aortic valve. The valve is placed by catheter rather than through conventional open valve replacement. The procedure is typically performed by a cardiac surgery and interventional cardiology team in a hospital operating room or hybrid suite for a patient with aortic valve disease, commonly severe aortic stenosis, when axillary access is selected.
Select this code based on the documented access route, not simply because the procedure is called “open.” The operative report should identify surgical exposure of the axillary artery and transcatheter valve delivery. CMS assigns a 0-day global period, so same-day preoperative and postoperative care is included. When multiple procedures are performed in the same session, the highest-valued procedure is paid in full and other procedures are subject to the standard 50% reduction. Assistant-at-surgery payment requires documented medical necessity; co-surgeons are permitted, and team-surgery payment requires supporting documentation.
CMS billing rules for 33363
- Global period
- Minor procedure with a 0-day global period: same-day preoperative and postoperative care is 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 is paid only with documentation of medical necessity.
- Co-surgeons
- Co-surgeons permitted.
- Team surgery
- Team surgery paid only with supporting documentation.
Where the value comes from
- Work RVU24.83 · 68%
- Practice expense (office) RVU5.71 · 16%
- Malpractice RVU6.02 · 16%
884
Medicare services in 2024 · #3060 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.
33363 compared with similar codes
Office rates for Michigan, from the same CMS release.
This is the open iliac artery access option; 33363 identifies open axillary artery access.
This describes TAVR using percutaneous femoral access. Code 33363 requires surgical exposure of the axillary artery.
This identifies the transapical TAVR route, not open axillary artery access.
Compare 33363 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.
2 of 2 payment localities
Detroit →
Office / nonfacility
Unavailable
Facility
$1352.40
Rest Of Michigan →
Office / nonfacility
Unavailable
Facility
$1230.48
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33363 billing questions
How does 33363 differ from conventional open aortic valve replacement?
The valve is delivered and deployed by catheter through surgically exposed axillary artery access. It does not describe direct surgical replacement of the valve through an open-heart approach.
How do I choose between 33363 and 33362?
Use 33363 for open axillary artery access and 33362 for open femoral artery access. The documented access route distinguishes these TAVR codes.
Does the 0-day global period include same-day care?
Yes. CMS includes same-day preoperative and postoperative care in the 0-day global period.
Can an assistant surgeon or co-surgeon be reported?
Assistant-at-surgery payment requires documentation of medical necessity. Co-surgeons are permitted; team-surgery payment requires supporting documentation.
Should modifier 50 be used for bilateral access?
No. CMS identifies bilateral adjustment as inappropriate for this code.
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.
