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S280
S280 – Transduodenal sphincterotomy and choledochotomy (previous cholecystectomy)
OHIP Digestive System Surgical Procedures Code — DIGESTIVE SYSTEM SURGICAL PROCEDURES · Schedule of Benefits
Transduodenal sphincterotomy and choledochotomy (previous cholecystectomy) is a surgical procedure listed in the Digestive System section of the OHIP Schedule of Benefits. It involves an incision into the common bile duct (choledochotomy) and an incision through the duodenum to access and cut the sphincter of Oddi. This procedure is performed on patients who have previously undergone a cholecystectomy (gallbladder removal). The service may be performed with an add-on code E704 for choledochoscopy.
Payment for this service is determined by the role of the physician:
• Surgeon (suffix A): Billed as a flat fee.
• Assistant (suffix B): Billed based on 7 basic units plus time units.
• Anaesthesiologist (suffix C): Billed based on 9 basic units plus time units.
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