Where to find the Payer ICN?

Purpose:

To guide users in locating the 13-digit Internal Control Number (ICN) that serves as proof of claim receipt and processing by payers.

Scope:

This article covers:

1. Definition and purpose of ICN numbers
2. Retrieving ICNs from the clearinghouse portal 
   Excludes:
3. ICN retrieval for paper claims
4. Troubleshooting missing ICNs
5. Payer-specific ICN formats

Procedure:

1. Access Claim:
   1. Log in to your clearinghouse website
   2. Open the target claim
2. Locate ICN:
   1. Navigate to Events panel (right side)
   2. Select Final Acknowledgement
   3. Click View Acknowledgement
   4. Find the 13-digit ICN

-

This is a 13-digit number. It is a proof that the claim was received by the payer and for final processing.

If you open your claim on the clearinghouse website > go to Events in the right hand panel

> click Final Acknowledgement > View Acknowledgement