R622 – Transmetatarsal/transtarsal
OHIP Radiology Code — MUSCULOSKELETAL SYSTEM SURGICAL PROCEDURES · Schedule of Benefits
Transmetatarsal/transtarsal amputation is a surgical procedure to remove part of the foot. The fee for the surgeon (suffix A) is a flat rate, while the fees for the assistant (suffix B) and anaesthetist (suffix C) are calculated based on basic units (6 for assistant, 7 for anaesthetist) plus time units as described on pages - and - of the Schedule.
When to Use
- Use R622 for formal transmetatarsal or transtarsal amputations performed in an operating room setting.
- Select R622 when the surgical intent is a definitive mid-foot amputation, distinguishing it from lesser toe amputations like R619 or R620.
- Use R622 for revision surgeries of previous transmetatarsal amputations if the procedure meets the criteria for a full surgical intervention.
Common Pitfalls
- Billing R622 alongside minor debridement codes (e.g., S111) is often rejected; ensure the procedure is distinct and not part of the global surgical fee.
- Failing to document the specific level of amputation (transmetatarsal vs. transtarsal) can lead to audit scrutiny regarding the appropriateness of the R622 fee.
- Incorrectly billing R622 for simple toe amputations, which should be billed under lower-value codes like R619 or R620.
Billing Tips
- Ensure the anaesthetist and surgical assistant calculate their time units accurately based on the start and end times of the procedure to avoid claim rejection.
- If the procedure is performed after hours, ensure the correct premium (E400/E401 series) is appended to the specific provider's claim, as these are not automatically applied to the base R622 fee.
Effective: April 1, 2026
N. Musculoskeletal System Surgical Procedures
MUSCULOSKELETAL SYSTEM SURGICAL PROCEDURES
Surgical
Musculoskeletal System Surgical Procedures
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