S445 – Ureterotomy, upper 2/3
OHIP Urology Code — UROGENITAL AND URINARY SURGICAL PROCEDURES · Schedule of Benefits
Ureterotomy, abdominal or vaginal exploratory or for drainage, with removal of calculus, upper 2/3. This procedure is one of the services where a second assistant's services are payable and authorization is not required.
When to Use
- Use S445 for an open surgical ureterotomy specifically targeting the upper two-thirds of the ureter for calculus removal.
- Use this code for exploratory ureterotomy procedures where the primary intent is drainage or stone extraction in the specified anatomical region.
Common Pitfalls
- Billing S445 for lower third ureteral procedures, which should be coded under S446 or relevant lower-tract specific codes.
- Attempting to bill S445 alongside endoscopic procedures like ureteroscopy; S445 is strictly for open surgical approaches.
- Failing to document the specific anatomical location (upper 2/3) which is required to justify the use of S445 over other ureterotomy codes.
Billing Tips
- Since S445 is explicitly designated as a procedure where a second assistant is payable without prior authorization, ensure the second assistant's claim is submitted with the same service date and diagnostic code to avoid processing delays.
- If the procedure is performed after hours, ensure you append the appropriate E409 or E410 premium to the S445 base fee, as these are fully eligible for this surgical code.
Effective: April 1, 2025
T. Urogenital and Urinary Surgical Procedures
UROGENITAL AND URINARY SURGICAL PROCEDURES
Surgical
Musculoskeletal System Surgical Procedures
Services where a second assistant's services are payable and authorization is not required.
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