Denial Code Cheat Sheet

A practical reference to the most common CARC and RARC denial codes — what each one means, why it happens, and the fastest path to resolution. Built for front-desk staff, coders, and billing managers who want answers without digging through payer manuals.

• The denial codes you'll actually see most often
• Plain-language explanation of each
• Recommended next action and prevention tip
• Printable one-page quick reference