CO-154Contractual ObligationMedical Necessity
CO-154 Denial Code: Days' supply not supported
Pharmacy-flavored denial: the billed days' supply exceeds what the payer accepts for this drug/plan.
Why CO-154 happens
- ●90-day supply billed where the plan caps at 30
- ●Days' supply inconsistent with quantity and directions
How to fix a CO-154 denial
- 1
Rebill with a compliant days' supply or process the plan's extended-supply option
How to prevent it
Sync dispensing rules with each plan's supply limits.
Drowning in CO-154 denials?
OakClaim works every denial within 48 hours and builds prevention rules so they stop recurring.