G373sole reason (first injection)
DIAGNOSTIC AND THERAPEUTIC PROCEDURES · INTRAMUSCULAR, SUBCUTANEOUS OR INTRADERMAL
$7.90What this reference tells you
G373 identifies the Ontario insured service described as “sole reason (first injection).” The listed fee and rules are reference data; the clinical record must support the service actually performed.
Before using this code
Confirm the current Ministry publication, the patient and provider context, the date of service, and documentation supporting the claim. A searchable reference does not establish eligibility or guarantee payment.