AMA CPT® Assistant - 2018 Issue 3 (March)
Surgery: Urinary System (Q&A) (March 2018)
March 2018 page 11a Surgery: Urinary System Question: Is code 50435 reported for the placement of a new nephrostomy tube via the old tract when the old nephrostomy tube had totally fallen out and the tract has closed? The procedure includes wire insertion from the old tract, tract dilatation, contrast injection, and new tube placement. Answer: No, code 50435 , Exchange nephrostomy catheter, percutaneous, including diagnostic nephrostogram and/or ureterogram when performed, imaging guidance (eg, ultrasound and/or fluoroscopy) and all associated radiological supervision and interpretation, would not be reported. This code is reported only if the nephrostomy tube is still in...
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Article Overview
This article is a short coding Q&A focused on urinary system procedures in the CPT context. It explains a specific nephrostomy-related scenario involving an old tract, when revised access may be involved, and how the reporting discussion differs by procedure type. The piece is useful for coders, auditors, and clinical documentation staff who work with interventional urinary tract procedures and want to understand the scope of the guidance before consulting the full article.
Why This Topic Matters
Even short coding clarifications can affect procedure reporting consistency, documentation review, and claim accuracy for urinary system interventions. This Q&A helps readers determine whether their case matches the scenario addressed in the article and whether they need the full guidance.
What You Will Learn
- How the article frames a nephrostomy-related coding question
- What kinds of procedural circumstances the guidance addresses
- How the discussion distinguishes reporting scenarios at a high level
- Which CPT procedure categories are involved in the Q&A
Who Should Read This
- Medical coders
- Coding auditors
- Revenue cycle staff
- Physician documentation specialists
- Interventional radiology and urology billing teams
Codes Discussed
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