Articles

First Coast has built a distinguished reputation as one of the nation’s largest and most trusted Medicare administrators for...

This user guide is a reference material available to assist users on how to use First Coast's self-service online portal, the...

This checklist is intended as reference to use when responding to medical documentation requests for IRF services.

View this article for instructions on how and when to use modifier 77.

Effective August 31, 2023, documentation is required for claims submitted with modifier 22. To avoid claim rejects and future...

Find the appropriate forms to appeal claim decisions.

This article contains information for filing Medicare Part A secondary payer claims (MSP)

First Coast’s No. 1 provider resource – medicare.fcso.com – has been replaced by a new, modernized website experience. Featuring...

There are a few scenarios that exist for denial reason code CO 97, as outlined below. Please review the associated remittance...

This CARC code is received when a claim is submitted and the procedure code(s) are billed with the wrong modifier(s), or the...