50770 Splicing of ureters
Also known as: transureteroureterostomy, crossed ureteral anastomosis, TUU
Transureteroureterostomy, surgical anastomosis of one ureter to the contralateral ureter, rerouting urine across the midline.
In Plain Language
connecting one ureter to the other ureter across the midline
Clinical Context
Performed for ureteral stricture, obstruction, or congenital anomaly affecting one ureter. Functional unit is the remaining ureter, carrying urine from both kidneys.
RVU Breakdown
| Work RVU | 20.69 |
| Total RVU | 20.69 |
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. This code has a 90-day global period, which includes the day of the procedure, 1 day preoperative, and 90 days of postoperative care. Ensure the diagnosis code (ICD-10) supports medical necessity for the procedure.
How This Code Compares
With a work RVU of 20.69, this code ranks in the 83rd percentile among Surgery codes — 2.6x the median (8.00). The highest wRVU in this category is 106.19.
Specialties
Frequently Asked Questions
What is CPT code 50770?
CPT 50770 (Splicing of ureters) is a Surgery code. Transureteroureterostomy, surgical anastomosis of one ureter to the contralateral ureter, rerouting urine across the midline.
What is the wRVU value for CPT 50770?
The work RVU for CPT 50770 is 20.69. This code is primarily used by Urology, General Surgery. It has a 90-day global period.
When is CPT 50770 used?
Performed for ureteral stricture, obstruction, or congenital anomaly affecting one ureter. Functional unit is the remaining ureter, carrying urine from both kidneys.
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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.