< Billing codes

Billing code

G404A — Chronic Ventilatory Care Outside An Intensive Care Unit

Chronic ventilation outside ICU

Bill G404 for chronic ventilatory care of a patient on long-term ventilation outside an intensive care unit, up to 2 per week.

Watch for: Maximum 2 per week, and your same-day consultation or assessment for that patient pays nothing.

Code

G404A

Description

Chronic Ventilatory Care Outside An Intensive Care Unit

FHO+ basket

Not in the FHO+ base rate basket (Schedule 2 or 2B).

Effective date

Apr 1, 2025

Termination date

No end date

Explanation

Updated October 26, 2026

Chronic ventilatory care for a patient on long-term ventilation outside an intensive care unit, up to 2 per week.

What it covers

G404 is chronic ventilatory care outside an Intensive Care Unit, listed under Respiratory Disease in the Diagnostic and Therapeutic Procedures section (J106).

Ventilatory support inside an intensive care area is billed with the ICU ventilatory support codes G405–G407 instead (J31).

Billing rules

• Maximum 2 per week (J106).
• Any consultation or assessment by the same physician for the same patient the same day is reduced to nil (J106).
• Not on the Appendix J virtual care lists (AJ1–AJ2).

Common rejections

• AM1: OHIP's message is 'Service Limit Exceeded': more than 2 were billed in a week (J106).

Related codes: G405, G406, G407, C472, A570

Source: Schedule of Benefits (July 1, 2026), Diagnostic and Therapeutic Procedures, Psychiatry and Respiratory Disease, page J106.

APEX checks every paid claim against the Schedule of Benefits and flags codes billed below what the visit qualified for. See how APEX works · Pricing