CPC Exam Dumps : Certified Professional Coder (CPC) Exam

Cystourethroscopy: This is a procedure that involves the use of a cystoscope to look inside the urethra and bladder.

Pyeloscopy: Involves the examination of the upper urinary tract, typically done through the cystoscope.

Lithotripsy: A procedure that uses shock waves or a laser to break up stones in the kidney, bladder, or ureter.

Indwelling stent insertion: A procedure to place a stent in the ureter to help urine flow from the kidney to the bladder.

52356: Cystourethroscopy with ureteroscopy and/or pyeloscopy; with lithotripsy (ureteral catheterization and/or ureteral stent placement).

The code 52356 includes all components mentioned: cystourethroscopy, pyeloscopy, lithotripsy, and stent insertion performed in the same operative session.

1. Procedure and CPT® Code Selection:

The patient underwent a partial nephrectomy (removal of part of the left kidney) via a laparoscopic approach.

CPT® Code 50543 is specifically used for a laparoscopic partial nephrectomy, which is an accurate description of this procedure.

2. Rationale for Excluding Other Options:

Code 50548 is used for a laparoscopic radical nephrectomy, which involves the complete removal of the kidney and surrounding structures; therefore, it does not apply to this partial nephrectomy.

Code 50220 represents an open partial nephrectomy, not a laparoscopic approach, and is therefore incorrect for this procedure.

Code 50546 is for a laparoscopic radical nephrectomy with bilateral removal of kidneys, which is not applicable in this case where only a partial removal of the left kidney was performed.

3. AAPC and CPT® Coding Guidelines:

AAPC and CPT® guidelines indicate that the use of 50543 is appropriate for any laparoscopic partial nephrectomy, regardless of the laterality, and it specifically identifies laparoscopic technique over open surgery.

Therefore, based on CPT® guidelines, the correct answer is C. 50543.

In CPT® Surgery Guidelines, a "separate procedure" code is used to identify a service that is typically performed as part of a larger procedure and should not be coded separately when it is an integral component of that primary service. However, it may be reported independently if it is performed alone or is unrelated to the primary procedure.

A. is true because a separate procedure may be reported if it is performed independently or is unrelated to the primary procedure.

B. is true, as "separate procedure" codes are not reported in addition to the code for the primary procedure when they are part of the total procedure.

C. is correct because "separate procedure" designation indicates that the service is often part of a more comprehensive procedure but can be reported separately when performed alone.

D. is false because modifier 79 is not used for unrelated "separate procedures." Instead, modifier 59 is typically used to indicate a "distinct procedural service" when reporting a separate procedure that is unrelated to the primary service.

Therefore, the correct answer is D. To identify a service designated as a "separate procedure" that is reported with an unrelated primary service, append modifier 79 to the code.