D1Allowed as repeat procedure-initial procedure previously claimed
Remittance Advice explanatory code
What this reference tells you
D1 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.