R425 – Synovectomy/capsulectomy/debridement - finger joint
OHIP Radiology Code — MUSCULOSKELETAL SYSTEM SURGICAL PROCEDURES · Schedule of Benefits
This code represents a surgical procedure from the Neurosurgery section of the Schedule of Benefits. As specific details for R425 were not provided in the source context, general surgical rules from the preamble apply. The service includes the pre-operative major assessment, the operation itself, and standard post-operative care. Payment is based on separate fees for the surgeon, assistant, and anaesthetist. Assistant and anaesthesia fees are calculated using a combination of base units and time-based units.
When to Use
- Use R425 for the surgical debridement of a finger joint when synovectomy or capsulectomy is required due to chronic inflammatory conditions like rheumatoid arthritis.
- Use R425 for the excision of hypertrophic synovial tissue or joint capsule release in a finger joint that is causing mechanical locking or restricted range of motion.
Common Pitfalls
- Billing R425 in conjunction with other finger joint procedures may trigger a 'multiple procedure' rule; ensure you are not unbundling components of a more comprehensive procedure like a joint replacement.
- Failing to document the specific joint involved and the pathological findings (e.g., synovitis, capsular contracture) can lead to claim rejection during post-payment audits.
- Attempting to bill R425 for simple wound debridement or irrigation; this code is specifically for joint-level surgical intervention, not superficial soft tissue debridement.
Billing Tips
- If performing R425 on multiple finger joints, ensure you use the appropriate diagnostic codes for each joint and verify if the Schedule of Benefits allows for a percentage reduction on subsequent procedures.
- Always confirm the specific joint site in your operative report to justify the use of R425 over other musculoskeletal codes, as the anatomical specificity is critical for audit compliance.
Effective: April 1, 2026
N. Musculoskeletal System Surgical Procedures
MUSCULOSKELETAL SYSTEM SURGICAL PROCEDURES
Surgical
Neurological Surgical Procedures
All insured services must be documented in appropriate records to establish that: 1. an insured service was provided; 2. the service for which the account is submitted is the service that was rendered; and 3. the service was medically necessary.
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