50100 moves an aberrant renal vessel; 50400 describes pyeloplasty, which reconstructs the renal pelvis or ureteropelvic junction.
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CMS RVU26D · Effective 2026-10-01
50100 Renal vessel surgery Medicare reimbursement rates in Alabama
Reports operative transposition or repositioning of an aberrant renal vessel, commonly to relieve obstruction associated with a crossing vessel near the ureteropelvic junction. Compare 50100 office and facility rates across CMS payment localities in Alabama.
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 50100 in Alabama?
Alabama has 1 payment locality in this comparison. Use the service location to choose the applicable amount. These are the supported base rates for the payment area shown below, using the same CMS release.
Office / nonfacility
No supported rate
Facility setting
$920.81
1 of 1 localities have a supported rate.
Payment area: Alabama
One mapped payment locality.
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.
Urologic surgery
About 50100: Aberrant renal vessel repositioning
Reports operative transposition or repositioning of an aberrant renal vessel, commonly to relieve obstruction associated with a crossing vessel near the ureteropelvic junction.
A urologist or other surgeon repositions an abnormally located renal vessel when its course creates a problem such as compression near the ureteropelvic junction. A common clinical context is a crossing vessel associated with impaired drainage from the kidney. The operative work centers on moving the vessel; this is distinct from opening or reconstructing the renal pelvis. The service is generally performed in an operating room.
Report 50100 when the operative documentation supports actual transposition or repositioning of the aberrant renal vessel. Document the vessel involved, its abnormal course, the clinical reason for moving it, and the work performed. CMS assigns a 90-day major-surgery global period, including 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 others at 50%. Bilateral reporting with modifier 50 is paid at 150%. Assistant-at-surgery payment may be made; co-surgeon payment requires supporting documentation, and team surgery is not permitted.
CMS billing rules for 50100
- 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 RVU17.01 · 55%
- Practice expense (office) RVU9.13 · 30%
- Malpractice RVU4.54 · 15%
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.
50100 compared with similar codes
Office rates for Alabama, from the same CMS release.
Choose 50405 for complex pyeloplasty work, not solely because an aberrant vessel is repositioned.
50544 describes laparoscopic pyeloplasty. It is distinguished by laparoscopic reconstruction of the drainage junction rather than transposition of a renal vessel.
Compare 50100 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.
1 of 1 payment localities
Alabama →
Office / nonfacility
Unavailable
Facility
$920.81
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How this local rate is calculated
Each RVU component is multiplied by its own geographic practice cost index (GPCI). The three adjusted components are added, then multiplied by the conversion factor. These are the inputs used for 50100 in Alabama.
PPRRVU2026_Oct_nonQPP.csv
5,876
- Code
- 50100
- Physician work
- 17.01
- Practice expense
- 9.13
- Malpractice
- 4.54
GPCI2026.csv
4
- Locality
- Alabama
- Physician work
- 1.000
- Practice expense
- 0.875
- Malpractice
- 0.566
| Component | RVU | Locality factor | Adjusted |
|---|---|---|---|
| Physician work | 17.01 | × 1.000 | 17.0100 |
| Practice expense | 9.13 | × 0.875 | 7.9888 |
| Malpractice | 4.54 | × 0.566 | 2.5696 |
| Total RVUs | 27.5684 | ||
| Conversion factor | × 33.4009 | ||
Facility rate, Alabama$920.81
Explore RVUs, geographic factors and the full formula
Facility
| Component | RVU | Local GPCI |
|---|---|---|
| Work | 17.01 | 1 |
| Practice expense | 9.13 | 0.875 |
| Malpractice | 4.54 | 0.566 |
(17.01 × 1 + 9.13 × 0.875 + 4.54 × 0.566) × $33.4009 = $920.81
The office and facility calculations use their respective practice-expense RVUs. The facility amount here is the physician fee, not a separate hospital or facility bill.
50100 billing questions
When should 50100 be chosen instead of a pyeloplasty code?
Use 50100 for operative repositioning or transposition of an aberrant renal vessel. A pyeloplasty describes reconstruction of the renal pelvis or ureteropelvic junction rather than vessel movement.
Can 50100 be reported with a pyeloplasty?
The services describe different operative work: vessel repositioning and reconstruction of the urinary drainage junction. If both are performed, the record should distinguish the work, and applicable coding edits should be reviewed.
What documentation supports 50100?
Document the renal vessel’s abnormal course, the related clinical problem, and the operative steps that transposed or repositioned it. Include laterality when relevant to the procedure.
How is bilateral 50100 reported?
For a bilateral procedure, CMS payment is 150% when modifier 50 is used.
What postoperative care is included?
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 paid?
Assistant-at-surgery payment may be made. Co-surgeon payment requires supporting documentation; team surgery is not permitted.
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.
