CARC Code
250
Incorrect Attachment Received
The insurance company received documentation, but it was not the correct document they needed. The required attachment is still missing and must be submitted.
missing infoHow to resolve this denial
Submit the correct attachment/documentation and resubmit the claim
- 1
Review the RARC code to identify the specific document(s) required
- 2
Gather the required documentation from the provider or medical records department
- 3
Submit the documentation through the payer's electronic attachment portal or fax
- 4
Resubmit the claim with the attachment reference number if required
- 5
Confirm receipt and track to adjudication
▶✓ Pre-action checklist — verify before contacting the payer
Review the full remittance advice (ERA/EOB) for additional RARC codes that explain the denial.
Verify the claim was submitted with correct patient eligibility and benefit information.
Check if this denial applies to a specific line item or the entire claim.
▶More about CO-250 — stats, related codes, appeal template
82%
Recovery Rate
7-14 days
Avg. Resolution
Medium
Difficulty
Occasional
Frequency
Payer-Specific Notes
How major payers handle CARC 250 by specialty.
UnitedHealthcare
Review UHC's online claim status tool for additional detail on this adjustment.
Appeal Letter Template
Generic appeal template for CARC 250 denials.
We are submitting a formal appeal for claim [CLAIM_NUMBER] for patient [PATIENT_NAME], date of service [DOS]. This claim was denied/adjusted with CARC 250 indicating: "The attachment received was the incorrect attachment. Correct attachment still n." We have reviewed the claim and are providing the attached documentation to support reconsideration. [SUPPORTING_DOCUMENTATION]. Please reconsider payment per the terms of our contract.
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