Question 1

What is OHIP billing code N258?

Accepted Answer

N258 is "Percutaneous coagulation or glyceral injection of gasserian (trigeminal) ganglion or root", an OHIP Neurological Surgical Procedures code from the Ontario Schedule of Benefits (Physician Services).

Question 2

How much does N258 pay?

Accepted Answer

The current OHIP fee for N258 is $504.95, effective 2026-04-01, per the Ontario Schedule of Benefits.

Question 3

How do I bill N258 to OHIP?

Accepted Answer

N258 is submitted through OHIP's MCEDT claims system, either directly or via billing software. SnapBill validates N258 claims against the Schedule of Benefits rules before submission.

N258 – Percutaneous coagulation or glyceral injection of gasserian (trigeminal) ganglion or root

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