52318 Remove bladder stone
Also known as: cysto with bladder stone lithotripsy, cystolithotripsy
Cystourethroscopy with removal of large or complex bladder stones using advanced techniques such as lithotripsy (laser, pneumatic, or ultrasonic) for stone fragmentation.
In Plain Language
breaking up large bladder stone
Clinical Context
Used for large stones exceeding removal capacity of standard instruments. Reduces complications from prolonged operative times.
RVU Breakdown
| Work RVU | 8.95 |
| Total RVU | 8.95 |
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 0-day global period, meaning pre- and post-operative E&M visits are billable separately on the same day. Ensure the diagnosis code (ICD-10) supports medical necessity for the procedure.
How This Code Compares
With a work RVU of 8.95, this code ranks in the 55th percentile among Surgery codes — 1.1x the median (8.00). The highest wRVU in this category is 106.19.
Specialties
Frequently Asked Questions
What is CPT code 52318?
CPT 52318 (Remove bladder stone) is a Surgery code. Cystourethroscopy with removal of large or complex bladder stones using advanced techniques such as lithotripsy (laser, pneumatic, or ultrasonic) for stone fragmentation.
What is the wRVU value for CPT 52318?
The work RVU for CPT 52318 is 8.95. This code is primarily used by Urology.
When is CPT 52318 used?
Used for large stones exceeding removal capacity of standard instruments. Reduces complications from prolonged operative times.
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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.