Ontario code lookup
Remittance Advice codeM4

Maximum fee allowed for these services by one or more practitioners has been reached

Remittance Advice explanatory code

What this reference tells you

M4 is a Remittance Advice explanatory code. It helps interpret how the Ministry adjudicated or adjusted a submitted claim.

Before using this code

Confirm the current Ministry publication, the patient and provider context, the date of service, and documentation supporting the claim. A searchable reference does not establish eligibility or guarantee payment.

Need more than a lookup?

Take the code from reference to reviewed claim.

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