CO-P1Contractual ObligationWorkers' Comp & Auto
CO-P1 Denial Code: State-mandated P&C requirement
Property & casualty only: a state-mandated requirement applies — the claim payment remark carries the specifics.
Why CO-P1 happens
- ●Jurisdiction-specific P&C billing requirements
How to fix a CO-P1 denial
- 1
Read the paired remark; comply with the state requirement and resubmit
How to prevent it
Know the P&C billing rules in each state you treat auto/liability patients.
Drowning in CO-P1 denials?
OakClaim works every denial within 48 hours and builds prevention rules so they stop recurring.