CARC Code
163
Attachment/other documentation referenced on the claim was not received.
82%
Recovery Rate
7-14 days
Avg. Resolution
Medium
Difficulty
Common
Frequency
Recommended Action
Resubmit claim with all required attachments and documentation
Step-by-Step Resolution
- 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
Common Remark Codes (RARC)
These RARC codes often appear alongside CARC 163 on remittance advice.
→ Submit required imaging with resubmission
Payer-Specific Notes
How major payers handle CARC 163 in practice.
Aetna Dental
Contact Aetna provider services for clarification on this code.
Common 835 Combinations
CARC 163 most often appears with these Group Code + RARC combinations on 835 remittances.
Appeal Letter Template
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