Need help choosing the right code?
Ask CasePilot about procedures, modifiers, bundling, and coding guidance.
Try CasePilot© Copyright 2026 American Medical Association. All rights reserved.
CPT® Code 52334 refers to a specific medical procedure known as cystourethroscopy with the insertion of a ureteral guide wire to establish a percutaneous nephrostomy through a retrograde approach. This procedure is performed to create a nephrostomy, which is a surgical opening that allows for drainage of urine directly from the kidney. The process begins with the cleansing of the urethra using an antiseptic solution to minimize the risk of infection. A cystoscope, which can be either rigid or flexible, is then inserted through the urethra into the bladder. To enhance visualization of the bladder wall, sterile saline may be introduced into the bladder. After inspecting the bladder, the next step involves catheterizing the ureter, which is the duct that carries urine from the kidney to the bladder. A guidewire is then introduced through the cystoscope and carefully advanced into the ureter, reaching the renal pelvis or the desired calyx of the kidney. Following this, a nephrostomy catheter is advanced over the guidewire into the renal pelvis and positioned in the appropriate calyx. Once the guidewire is removed, leaving the nephrostomy catheter in place, a sheathed needle is advanced through the catheter and into the calyx until it exits the skin. The nephrostomy tract is then dilated over the needle to accommodate the nephrostomy tube, which is subsequently placed and secured with sutures. Finally, all surgical instruments, including the needle and cystoscope, are removed, completing the procedure.
© Copyright 2026 Coding Ahead. All rights reserved.
The procedure described by CPT® Code 52334 is indicated for various clinical scenarios where percutaneous access to the kidney is necessary. The following conditions may warrant this procedure:
The procedure involves several critical steps to ensure successful establishment of a nephrostomy. The following outlines the procedural steps as described:
After the completion of the procedure, patients may require monitoring for any potential complications, such as bleeding or infection. The nephrostomy catheter will need to be managed appropriately to ensure proper drainage and prevent obstruction. Patients may also need follow-up imaging studies to assess the position and function of the nephrostomy tube. Instructions regarding care of the nephrostomy site, signs of infection, and when to seek medical attention should be provided to the patient. Recovery time may vary based on individual patient factors and the underlying condition being treated.
| Short Descr | CREATE PASSAGE TO KIDNEY | Medium Descr | CYSTO INSJ URTRL GD WIRE PRQ NFROS RTRGR | Long Descr | Cystourethroscopy with insertion of ureteral guide wire through kidney to establish a percutaneous nephrostomy, retrograde | Status Code | Active Code | Global Days | 000 - Endoscopic or Minor Procedure | PC/TC Indicator (26, TC) | 0 - Physician Service Code | Multiple Procedures (51) | 3 - Special payment adjustment rules for multiple endoscopic procedures apply. | Bilateral Surgery (50) | 0 - 150% payment adjustment for bilateral procedures does NOT apply. | Physician Supervisions | 09 - Concept does not apply. | Assistant Surgeon (80, 82) | 1 - Statutory payment restriction for assistants at surgery applies to this procedure... | Co-Surgeons (62) | 0 - Co-surgeons not permitted for this procedure. | Team Surgery (66) | 0 - Team surgeons not permitted for this procedure. | Endoscopic Base Code | 52000 Cystourethroscopy (separate procedure) | Diagnostic Imaging Family | 99 - Concept Does Not Apply | APC Status Indicator | Hospital Part B services paid through a comprehensive APC | ASC Payment Indicator | Surgical procedure on ASC list in CY 2007; payment based on OPPS relative payment weight. | Type of Service (TOS) | 2 - Surgery | Berenson-Eggers TOS (BETOS) | P8E - Endoscopy - cystoscopy | MUE | 1 | CCS Clinical Classification | 103 - Nephrotomy and nephrostomy |
| 22 | Increased procedural services: when the work required to provide a service is substantially greater than typically required, it may be identified by adding modifier 22 to the usual procedure code. documentation must support the substantial additional work and the reason for the additional work (ie, increased intensity, time, technical difficulty of procedure, severity of patient's condition, physical and mental effort required). note: this modifier should not be appended to an e/m service. | 51 | Multiple procedures: when multiple procedures, other than e/m services, physical medicine and rehabilitation services or provision of supplies (eg, vaccines), are performed at the same session by the same individual, the primary procedure or service may be reported as listed. the additional procedure(s) or service(s) may be identified by appending modifier 51 to the additional procedure or service code(s). note: this modifier should not be appended to designated "add-on" codes (see appendix d). | 52 | Reduced services: under certain circumstances a service or procedure is partially reduced or eliminated at the discretion of the physician or other qualified health care professional. under these circumstances the service provided can be identified by its usual procedure number and the addition of modifier 52, signifying that the service is reduced. this provides a means of reporting reduced services without disturbing the identification of the basic service. note: for hospital outpatient reporting of a previously scheduled procedure/service that is partially reduced or cancelled as a result of extenuating circumstances or those that threaten the well-being of the patient prior to or after administration of anesthesia, see modifiers 73 and 74 (see modifiers approved for asc hospital outpatient use). | 58 | Staged or related procedure or service by the same physician or other qualified health care professional during the postoperative period: it may be necessary to indicate that the performance of a procedure or service during the postoperative period was: (a) planned or anticipated (staged); (b) more extensive than the original procedure; or (c) for therapy following a surgical procedure. this circumstance may be reported by adding modifier 58 to the staged or related procedure. note: for treatment of a problem that requires a return to the operating/procedure room (eg, unanticipated clinical condition), see modifier 78. | 59 | Distinct procedural service: under certain circumstances, it may be necessary to indicate that a procedure or service was distinct or independent from other non-e/m services performed on the same day. modifier 59 is used to identify procedures/services, other than e/m services, that are not normally reported together, but are appropriate under the circumstances. documentation must support a different session, different procedure or surgery, different site or organ system, separate incision/excision, separate lesion, or separate injury (or area of injury in extensive injuries) not ordinarily encountered or performed on the same day by the same individual. however, when another already established modifier is appropriate it should be used rather than modifier 59. only if no more descriptive modifier is available, and the use of modifier 59 best explains the circumstances, should modifier 59 be used. note: modifier 59 should not be appended to an e/m service. to report a separate and distinct e/m service with a non-e/m service performed on the same date, see modifier 25. | 78 | Unplanned return to the operating/procedure room by the same physician or other qualified health care professional following initial procedure for a related procedure during the postoperative period: it may be necessary to indicate that another procedure was performed during the postoperative period of the initial procedure (unplanned procedure following initial procedure). when this procedure is related to the first, and requires the use of an operating/procedure room, it may be reported by adding modifier 78 to the related procedure. (for repeat procedures, see modifier 76.) | AQ | Physician providing a service in an unlisted health professional shortage area (hpsa) | GC | This service has been performed in part by a resident under the direction of a teaching physician | LT | Left side (used to identify procedures performed on the left side of the body) | RT | Right side (used to identify procedures performed on the right side of the body) | XS | Separate structure, a service that is distinct because it was performed on a separate organ/structure | XU | Unusual non-overlapping service, the use of a service that is distinct because it does not overlap usual components of the main service |
|
Date
|
Action
|
Notes
|
|---|---|---|
| Pre-1990 | Added | Code added. |
Get instant expert-level medical coding assistance.