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Using the KX modifier for dental services inextricably linked to covered medical services

December 23, 2025
Providers are encouraged to use the KX modifier on 837D claims submitted with dental services inextricably linked to covered medical services. Read this article to learn more.

Tips to prevent claim adjustment reason code (CARC) CO 236

December 23, 2025
This procedure or procedure/modifier combination is not compatible with another procedure or procedure /modifier combination provided on the same day according to the National Correct Coding Initiative.

Top claim denials / rejects

December 23, 2025
Use the left menu find tips to avoid common denials and claims rejections. Billing Medicare correctly the first time increases your cash flow while reducing provider burden. 

Fast facts: Skilled nursing facility (SNF) helpful hints

December 23, 2025
Read this article for helpful hints for SNF claim reviews by CERT.

New provider roadmap

December 23, 2025
View this new provider roadmap for guidance through the Medicare process.

Tips to prevent claim adjustment reason code (CARC) CO 97

December 23, 2025
There are a few scenarios that exist for denial reason code CO 97, as outlined below. Please review the associated remittance advice remark code (RARC) noted on the remittance advice for your claim and then refer to the specific resources a…

Using web tools to handle top denied claims in your practice

December 23, 2025
First Coast offers several online tools for you to diagnose why your Medicare claims were denied and resources to help you prevent future claims from such a fate. When a claim gets denied, with First Coast’s web tools you can solve many iss…

DMEPOS HCPCS codes jurisdiction list

January 26, 2026
CMS annually updates the durable medical equipment prosthetics, orthotic, and supplies (DMEPOS) for DME MAC and Part B MAC jurisdictions list.

CMS-1500 (02/12) paper claim form

January 28, 2026
Find information on where to obtain and how to complete the CMS-1500 claim form.

Use of JW and JZ Modifiers when Billing for Separately Payable Incident-to Supplies

January 30, 2026
Effective January 1, 2026, the application of the JW and JZ modifiers has changed for certain skin substitutes per the calendar year (CY) 2026 final rule. This article describes the changes.
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