47550 Bile duct endoscopy add-on
Also known as: Bile duct endoscopy, choledochoscopy, intraoperative endoscopy
Add-on code for endoscopic visualization of the bile duct (choledochoscopy) through an existing opening or during open surgical exploration.
In Plain Language
Looking inside the bile duct with a camera
Clinical Context
Used during open biliary surgery to directly visualize the bile duct, confirm stone removal, assess sphincter function, or identify strictures.
RVU Breakdown
| Work RVU | 2.94 |
| Total RVU | 2.94 |
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. Ensure the diagnosis code (ICD-10) supports medical necessity for the procedure.
How This Code Compares
With a work RVU of 2.94, this code ranks in the 21st percentile among Surgery codes — 2.7x below the median (8.00). The highest wRVU in this category is 106.19.
Specialties
Frequently Asked Questions
What is CPT code 47550?
CPT 47550 (Bile duct endoscopy add-on) is a Surgery code. Add-on code for endoscopic visualization of the bile duct (choledochoscopy) through an existing opening or during open surgical exploration.
What is the wRVU value for CPT 47550?
The work RVU for CPT 47550 is 2.94. This code is primarily used by Hepatobiliary Surgery, General Surgery.
When is CPT 47550 used?
Used during open biliary surgery to directly visualize the bile duct, confirm stone removal, assess sphincter function, or identify strictures.
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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.