835 Denial Combination

CO-25

CO

Contractual Obligation · Claim-Level Adjustment

Contractual Obligation

What This Combination Means

This adjustment appears when a payer's stop loss deductible threshold has not been reached, meaning the provider bears responsibility for the claim amount under the reinsurance or stop loss arrangement. The CO group code indicates this is a contractual write-off based on the terms of the provider's agreement with the payer or stop loss carrier.

Financial Responsibility

provider writeoff

The provider must absorb this amount as a contractual adjustment because the stop loss deductible threshold has not been satisfied. The patient cannot be billed for this adjustment.

N/A

Appeal Success

Immediate (write-off)

Avg. Resolution

Easy

Difficulty

No

Appealable

Step-by-Step Resolution

Steps tailored specifically to this CO-25 combination — not generic advice.

Not Appealable:This is a contractual adjustment tied to stop loss deductible provisions in the provider's agreement and is not subject to appeal.
  1. 1

    Post the contractual adjustment to the patient account

    Record the CO-25 adjustment as a provider write-off per the stop loss agreement terms

  2. 2

    Track stop loss deductible status with the payer or stop loss carrier

    Monitor cumulative claim amounts to understand when the stop loss deductible threshold will be met for future claims

  3. 3

    Update internal accounting records for stop loss tracking

    Ensure the claim amount is reflected in stop loss deductible calculations for financial planning and forecasting

Specialty Context

How CO-25 typically presents across different practice types.

Dental

Medical

Common in reinsurance arrangements where providers or health plans have stop loss coverage; typically seen with high-cost inpatient stays or catastrophic cases where the deductible has not yet been exhausted

Behavioral Health

May appear in behavioral health settings with high-cost residential or inpatient treatment when stop loss coverage applies to the provider's reinsurance arrangement

Individual Code References

View the standalone definition for each code in this combination.

CARC 25

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Synthesized from official definitions — not from training data

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