G219 – Infraorbital nerve block
OHIP Diagnostic & Therapeutic Procedures Code — DIAGNOSTIC AND THERAPEUTIC PROCEDURES · Schedule of Benefits
An infraorbital nerve block is a percutaneous injection procedure. This service is listed under the 'Peripheral/Other Injections' heading within the Diagnostic and Therapeutic Procedures section of the Schedule of Benefits. As with all insured services, this service includes the common elements outlined in the General Preamble (, ).
When to Use
- Use G219 for the management of chronic trigeminal neuralgia or intractable facial pain when the block is the primary therapeutic intervention.
- Use G219 for diagnostic purposes to confirm the infraorbital nerve as the source of localized facial pain before considering more invasive surgical interventions.
Common Pitfalls
- Billing G219 when the block is used solely as local anesthesia for a minor surgical procedure performed by the same physician, which is explicitly disallowed by the GP100 rule.
- Claiming G219 in addition to a surgical procedure code for the same site, as the block is considered an inclusive component of the surgical fee.
Billing Tips
- Ensure the clinical record clearly distinguishes the block as a therapeutic or diagnostic procedure rather than a routine anesthetic injection to avoid rejection under GP100.
Effective: April 1, 2025
J. Diagnostic and Therapeutic Procedures
DIAGNOSTIC AND THERAPEUTIC PROCEDURES
Procedure
Diagnostic and Therapeutic Procedures
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