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G855
G855 – Hess screen examination - technical component
OHIP Diagnostic and Therapeutic Procedures Code — DIAGNOSTIC AND THERAPEUTIC PROCEDURES · Schedule of Benefits
The technical component for a Hess screen examination. This service is a diagnostic and therapeutic procedure under ophthalmology, typically performed with its professional component counterpart, G428. As per -, all insured services include common elements such as making appointments, reviewing patient information, obtaining consent, maintaining records, and providing prescriptions if necessary. The technical component fee is subject to a reduction to 86.10% of the listed fee when rendered in a hospital ().
As per , the physician submitting a claim for the technical component must have the necessary training and experience to personally render the technical component of the service and must maintain documentation that describes the process by which the physician monitors quality assurance in accordance with professional standards.
As per , all insured services must be documented in the patient's medical record to establish that the service was provided, was medically necessary, and matches the service for which the account is submitted.
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