What is OHIP billing code G800?

G800 is "Hyperbaric oxygen therapy - first 1/4 hour", an OHIP Diagnostic and Therapeutic Procedures code from the Ontario Schedule of Benefits (Physician Services).

How much does G800 pay?

The current OHIP fee for G800 is $83.80, effective 2025-04-01, per the Ontario Schedule of Benefits.

How do I bill G800 to OHIP?

G800 is submitted through OHIP's MCEDT claims system, either directly or via billing software. SnapBill validates G800 claims against the Schedule of Benefits rules before submission.

What codes are related to G800?

Codes related to G800 in the Schedule of Benefits include G801, G802, G804, G805.

All codes

G800

G800 – Hyperbaric oxygen therapy - first 1/4 hour

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

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Hyperbaric Oxygen Therapy (HBOT) is the service rendered when a physician administers and supervises HBOT. The specific elements of HBOT are those of an assessment as defined in , including ongoing monitoring of the patient's condition and intervening as appropriate. This service, G800, is for the first 1/4 hour of a session where the physician is in constant attendance inside the chamber with the patient(s). Time is calculated based on the period of physician supervision while each patient receives HBOT inside the chamber.

The start and stop times of the service must be recorded in each patient's permanent medical record. Per , if the patient's permanent medical record or chart does not include this required information, the service is not eligible for payment.

G801 G802 G804 G805

HBOT is insured only for the treatment of those internationally recognized indications approved by the ministry.

HBOT is only eligible for payment for idiopathic sudden sensorineural hearing loss (ISSHL) when the following conditions are met: a. The patient is treated concurrently with corticosteroid unless corticosteroids are contraindicated; b. The treatment is initiated within 30 days of a diagnosis of ISSHL; and c. The diagnosis of ISSHL is made or confirmed by an Otolaryngologist prior to the initiation of treatment.

HBOT is only eligible for payment for avascular necrosis (AVN) of bone following diagnostic imaging confirmation of symptomatic early to mid-stage AVN, e.g. Ficat stage I, II, or III or equivalent.

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