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G501 – TRH or LHRH test, per injection

OHIP Diagnostic and Therapeutic Procedures Code — DIAGNOSTIC AND THERAPEUTIC PROCEDURES · Schedule of Benefits

The G501 code covers the performance of a TRH or LHRH test, which is a diagnostic procedure under the Endocrinology and Metabolism section. The fee is payable for each injection administered during the test. As a diagnostic procedure, it includes the common elements of all insured services as defined in -.
As per the Health Insurance Act and regulations, all insured services must be documented in the patient's medical record to establish that the service was provided, medically necessary, and is the same service for which the account is submitted. Refer to and Appendix G of the Schedule.

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