835 Denial Combination

CO-226+N275

CO

Contractual Obligation · Claim-Level Adjustment

What This Combination Means

Additional medical information is needed — the medical record is missing or incomplete for adjudication purposes.

82%

Appeal Success

7-14 days

Avg. Resolution

Easy

Difficulty

Yes

Appealable

Step-by-Step Resolution

Steps tailored specifically to this CO-226+N275 combination — not generic advice.

  1. 1

    Pull the complete medical record for the date of service.

  2. 2

    Confirm all required elements are present and legible.

  3. 3

    Submit via the payer's electronic attachment portal or required method.

  4. 4

    Include patient name, claim number, and DOS on all pages.

  5. 5

    Follow up after 15 business days.

Specialty Context

How CO-226+N275 typically presents across different practice types.

Dental

Verify additional medical information is needed — the medical record is missing or incomplete for adjudication purposes per your dental plan contract and documentation requirements.

Medical

Confirm additional medical information is needed — the medical record is missing or incomplete for adjudication purposes against payer policy and submit corrected claim as needed.

Behavioral Health

Apply behavioral health parity rules and confirm additional medical information is needed — the medical record is missing or incomplete for adjudication purposes per MHPAEA standards.

Individual Code References

View the standalone definition for each code in this combination.

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