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Billing code

G112A — Dipyramidole Thallium Stress Test - Professional Component

Thallium stress test, interpretation

Bill G112 for the professional component (supervision and interpretation) of a dipyridamole thallium stress test; the technical component is G111.

Watch for: Not payable for routine pre-operative screening of low-risk patients or routine annual tests in low-risk asymptomatic patients.

Code

G112A

Description

Dipyramidole Thallium Stress Test - Professional Component

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

Professional component of a dipyridamole thallium stress test.

What it covers

G112 is the professional component of a dipyridamole thallium stress test; the technical component is G111 (J15).

The professional component covers clinical supervision of the test, any associated clinical procedure that isn't separately billable, post-procedure monitoring where appropriate, and interpreting the results (J1).

Billing rules

• You must personally interpret the results to bill the professional component (J1).
• Not payable for routine pre-operative preparation or screening for a low-risk procedure, or for a patient at low risk of peri-operative cardiac complications, unless another clinical indication exists (J15).
• Uninsured for routine annual stress tests in asymptomatic patients whose 10-year coronary heart disease risk is under 10% by a generally accepted method, such as the Framingham Risk Score (J15).

Often billed with

• G111 technical component (J15).

Related codes: G111, G315, G319, G174

Source: Schedule of Benefits (July 1, 2026), Diagnostic and Therapeutic Procedures, Electrocardiography (ECG) – Stress Testing, page J15.

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