CO-118Contractual ObligationPayment Adjustment
CO-118 Denial Code: ESRD network support adjustment
The statutory ESRD network fee deducted from dialysis-related payments — informational.
Why CO-118 happens
- ●Standard 50¢-per-treatment ESRD network reduction
How to fix a CO-118 denial
- 1
Post as the mandated adjustment
How to prevent it
Expected on all dialysis claims — build into revenue models.
Drowning in CO-118 denials?
OakClaim works every denial within 48 hours and builds prevention rules so they stop recurring.