How do I resolve a CO-253 denial?

Post the sequestration adjustment to the patient account: Record this as a contractual write-off associated with federal sequestration policy Verify the sequestration percentage applied matches current federal policy: Confirm the adjustment amount aligns with the standard sequestration rate (typically 2% for Medicare) Close the claim line with contractual adjustment status: No further action is required as sequestration adjustments are non-appealable and standard for all Medicare claims

835 Denial Combination

CO-253

Contractual Obligation · Service-Line Level Adjustment

Contractual Obligation

What This Combination Means

This adjustment reflects a mandatory reduction in federal payment due to sequestration, which is a federal budget policy that requires across-the-board cuts to Medicare reimbursement. The provider must absorb this reduction as part of their contractual obligation with Medicare and cannot pass the cost to the patient.

Financial Responsibility

provider writeoff

The provider must write off the sequestration reduction amount as a contractual adjustment. This is a federally mandated payment cut that cannot be billed to the patient or appealed.

N/A

Appeal Success

Immediate (write-off)

Avg. Resolution

Easy

Difficulty

Appealable

Step-by-Step Resolution

Steps tailored specifically to this CO-253 combination — not generic advice.

Not Appealable:Sequestration reductions are federally mandated budget adjustments that apply uniformly to all Medicare claims and are not subject to appeal.

1
Post the sequestration adjustment to the patient account
Record this as a contractual write-off associated with federal sequestration policy
2
Verify the sequestration percentage applied matches current federal policy
Confirm the adjustment amount aligns with the standard sequestration rate (typically 2% for Medicare)
3
Close the claim line with contractual adjustment status
No further action is required as sequestration adjustments are non-appealable and standard for all Medicare claims

Specialty Context

How CO-253 typically presents across different practice types.

Dental

Medical

Applies to all Medicare Part B services and DME claims; providers should account for sequestration reductions when calculating expected Medicare reimbursement

Behavioral Health

Affects Medicare-covered mental health and substance abuse services; providers should factor this reduction into fee schedules and revenue projections

Individual Code References

View the standalone definition for each code in this combination.

CARC 253

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Synthesized from official definitions — not from training data

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