CO-237Contractual ObligationPayment Adjustment
CO-237 Denial Code: Legislated/regulatory penalty
A penalty mandated by law or regulation — MIPS negative adjustments and similar program penalties ride on this code.
Why CO-237 happens
- ●MIPS payment adjustment (negative)
- ●Other regulatory program penalties applied to claims
How to fix a CO-237 denial
- 1
Identify the program from the remark code; verify the penalty percentage matches your program status
How to prevent it
Meet quality-program requirements — these penalties compound across every Medicare claim.
Drowning in CO-237 denials?
OakClaim works every denial within 48 hours and builds prevention rules so they stop recurring.