CARC Code

29

๐Ÿ”ด Hard Denial

The time limit for filing has expired.

42%

Recovery Rate

30-60 days

Avg. Resolution

Hard

Difficulty

Common

Frequency

Recommended Action

Appeal with proof of timely filing or write off the claim

Step-by-Step Resolution

  1. 1

    Immediately pull the original claim submission date from your clearinghouse or billing system

  2. 2

    Gather proof of timely filing: clearinghouse confirmation report, EDI 999 acknowledgment, or certified mail receipt

  3. 3

    Calculate the filing deadline from the date of service per the payer's contract

  4. 4

    If proof shows timely filing, attach it to your appeal and submit within 30 days of the denial

  5. 5

    If genuinely late, determine if any exceptions apply (system outage, natural disaster, payer-side delay)

  6. 6

    Write off if no exception applies; escalate to billing manager for root cause analysis

Common Remark Codes (RARC)

These RARC codes often appear alongside CARC 29 on remittance advice.

RARC N1ยทAlert: Refer to provider manual for additional guidance

โ†’ Review timely filing window in payer contract

RARC M10ยทPayment adjusted because payment was based on plan provisions

โ†’ Reference specific plan contractual filing limit

Payer-Specific Notes

How major payers handle CARC 29 in practice.

Delta Dental

Timely filing window varies by plan: 12 months for most; 6 months for some state plans

MetLife Dental

Appeals for TF denials require original submission proof; keep all clearinghouse receipts 24 months

Cigna Dental

Group plans may have shorter TF windows as short as 90 days; verify in fee schedule

Common 835 Combinations

CARC 29 most often appears with these Group Code + RARC combinations on 835 remittances.

Look up any combination โ†’

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