CO-172Contractual ObligationContractual
CO-172 Denial Code: Adjusted for provider specialty
Payment adjusted because of the rendering provider's specialty — specialty-differential fee schedules or restrictions.
Why CO-172 happens
- ●Specialty-specific fee differentials (e.g., mid-level percentages)
- ●Wrong taxonomy driving the wrong fee tier
How to fix a CO-172 denial
- 1
Verify the taxonomy the payer has on file; correct and request reprocessing if wrong
How to prevent it
Audit payer specialty designations annually — a wrong tier bleeds revenue silently.
Drowning in CO-172 denials?
OakClaim works every denial within 48 hours and builds prevention rules so they stop recurring.