Both describe vein bypasses to tibial or peroneal arteries. Choose 35566 when the bypass begins at the femoral artery; choose 35570 when it begins at a tibial artery.
On this page
CMS RVU26D · Effective 2026-10-01
35570 Arterial bypass Medicare reimbursement rates in Pennsylvania
Reports an autogenous-vein arterial bypass joining a tibial artery to another tibial or peroneal artery for distal lower-extremity revascularization. Compare 35570 office and facility rates across CMS payment localities in Pennsylvania.
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 35570 in Pennsylvania?
Pennsylvania 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
$1315.18–$1410.81
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.
Vascular surgery
About 35570: Tibial-to-tibial vein bypass graft
Reports an autogenous-vein arterial bypass joining a tibial artery to another tibial or peroneal artery for distal lower-extremity revascularization.
This operation uses a vein conduit to bypass obstructive disease between a tibial artery and another tibial artery or the peroneal artery. A vascular surgeon typically performs it in an operating room for severe lower-extremity ischemia when revascularization must reach below the knee. The defining anatomy is tibial-level inflow and a tibial or peroneal outflow target, rather than femoral or popliteal inflow. The conduit is vein, commonly the patient’s own vein.
Select the code from the documented bypass origin, distal target, and conduit. The operative report should identify the arteries joined, the vein conduit, laterality, and bypass performed. CMS assigns a 90-day global period, including the day-before preoperative visit and related postoperative care during that period. When multiple procedures occur in the same session, the highest-valued procedure is paid in full and others at 50%. Bilateral reporting with modifier 50 is paid at 150%. Assistant-at-surgery services may be paid; co-surgeons require supporting documentation, and team surgery is not permitted.
CMS billing rules for 35570
- 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 procedure with modifier 50 is paid at 150%.
- 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 RVU28.42 · 71%
- Practice expense (office) RVU4.44 · 11%
- Malpractice RVU7.28 · 18%
42
Medicare services in 2024 · #5466 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.
35570 compared with similar codes
Office rates for Pennsylvania, from the same CMS release.
Both use vein for a distal bypass, but 35571 begins at the popliteal artery. Code 35570 requires tibial inflow.
Code 35585 describes an in-situ vein bypass from the femoral artery to a tibial or peroneal target. Code 35570 describes a tibial-origin bypass.
Compare 35570 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
Metropolitan Philadelphia →
Office / nonfacility
Unavailable
Facility
$1410.81
Rest Of Pennsylvania →
Office / nonfacility
Unavailable
Facility
$1315.18
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35570 billing questions
How is 35570 distinguished from 35566 or 35571?
Use the bypass origin and target arteries. This code is for tibial-to-tibial or tibial-to-peroneal bypass; 35566 has femoral inflow, while 35571 has popliteal inflow.
Does this code describe an in-situ vein bypass?
No. Code 35570 describes a tibial-origin bypass using a vein conduit. Code 35585 describes an in-situ vein bypass from the femoral artery to a tibial or peroneal artery.
Can vein harvest be reported separately?
When an upper-extremity vein is harvested for a lower-extremity bypass, code 35500 may be reported as an add-on when its requirements are met. Document the harvest site and work performed.
What postoperative care is included?
The 90-day global period includes the day-before preoperative visit and related postoperative care during the 90 days after surgery.
How does CMS handle bilateral reporting and multiple procedures?
Bilateral reporting with modifier 50 is paid at 150%. In a same-session multiple-procedure setting, the highest-valued procedure is paid in full and other procedures at 50%.
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.
