Question 1

What is OHIP billing code G551?

Accepted Answer

G551 is "Katzman test", an OHIP Diagnostic and Therapeutic Procedures code from the Ontario Schedule of Benefits (Physician Services).

Question 2

How much does G551 pay?

Accepted Answer

The current OHIP fee for G551 is $170.85, effective 2025-04-01, per the Ontario Schedule of Benefits.

Question 3

How do I bill G551 to OHIP?

Accepted Answer

G551 is submitted through OHIP's MCEDT claims system, either directly or via billing software. SnapBill validates G551 claims against the Schedule of Benefits rules before submission.

Question 4

What codes are related to G551?

Accepted Answer

Codes related to G551 in the Schedule of Benefits include Z804.

G551 – Katzman test

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