74328 X-ray bile duct endoscopy
Also known as: endoscopic cholangiography, ERCP X-ray, retrograde cholangiography
Radiographic imaging of the bile ducts using contrast medium delivered via endoscopic retrograde technique during endoscopic retrograde cholangiopancreatography procedure.
In Plain Language
bile duct imaging during endoscopy; camera procedure with X-ray
Clinical Context
Diagnostic and therapeutic endoscopic procedure for evaluating and treating biliary obstruction, sphincter of Oddi dysfunction, and choledocholithiasis.
RVU Breakdown
| Work RVU | 0.47 |
| Total RVU | 0.47 |
Est. Medicare Payment
National estimate based on 2026 CMS PFS Conversion Factor ($33.40). Actual payment varies by locality (GPCI adjustment).
Billing & Documentation
Radiology codes require a written order, clinical indication, and a formal interpretation report. The professional component (modifier -26) and technical component (modifier -TC) may be billed separately.
How This Code Compares
With a work RVU of 0.47, this code ranks in the 26th percentile among Radiology codes — 1.7x below the median (0.81). The highest wRVU in this category is 11.57.
Specialties
Frequently Asked Questions
What is CPT code 74328?
CPT 74328 (X-ray bile duct endoscopy) is a Radiology code. Radiographic imaging of the bile ducts using contrast medium delivered via endoscopic retrograde technique during endoscopic retrograde cholangiopancreatography procedure.
Who uses CPT code 74328?
CPT 74328 is used by Radiology, Gastroenterology. Diagnostic and therapeutic endoscopic procedure for evaluating and treating biliary obstruction, sphincter of Oddi dysfunction, and choledocholithiasis.
When is CPT 74328 used?
Diagnostic and therapeutic endoscopic procedure for evaluating and treating biliary obstruction, sphincter of Oddi dysfunction, and choledocholithiasis.
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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.