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G433
G433 – Tonography (to include tonometry) with or without water - professional component
OHIP Diagnostic and Therapeutic Procedures Code — DIAGNOSTIC AND THERAPEUTIC PROCEDURES · Schedule of Benefits
This fee code represents the professional component of tonography, which is a diagnostic procedure to measure intraocular pressure and the facility of aqueous outflow. The service includes tonometry and can be performed with or without a water test. The professional component covers the interpretation of the test results and the report.
Referral requiredFrom: Physician, NursePractitioner, OralMaxillofacialSurgeon
All insured services must be documented in appropriate records, establishing that an insured service was provided, the service claimed is the service rendered, and the service was medically necessary.
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