CO-223Contractual ObligationPayment Adjustment
CO-223 Denial Code: Mandated law/regulation adjustment
A catch-all adjustment mandated by federal/state/local law that no specific code covers yet.
Why CO-223 happens
- ●New legislation applied before a dedicated CARC exists
How to fix a CO-223 denial
- 1
Identify the specific mandate from the payer; validate the math
How to prevent it
Monitor payer bulletins for legislative payment changes.
Drowning in CO-223 denials?
OakClaim works every denial within 48 hours and builds prevention rules so they stop recurring.