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GST on Medical Services: When to Charge It

2026-11-12  |  By Sarah Jenkins, CPA
GST calculation on calculator

There is a common misconception that "all doctors are GST-free." This is incorrect and dangerous. While "necessary medical treatment" is generally GST-free, many ancillary services provided by clinics are taxable.

The "Appropriate Treatment" Rule

For a service to be GST-free, it must be "necessary for the appropriate treatment of the recipient."
GST-Free: Standard GP consults, specialist appointments, pathology.

When to Charge GST (Taxable)

Gap Payments

If a service is GST-free (like a consult), the Gap Payment paid by the patient is also GST-free. Do not charge GST on the gap.

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