835 Denial Combination
CO-252+N436
Contractual Obligation · Claim-Level Adjustment
What This Combination Means
Required operative report is missing — the payer cannot process a surgical claim without the operative report.
90%
Appeal Success
7-14 days
Avg. Resolution
Easy
Difficulty
Yes
Appealable
Step-by-Step Resolution
Steps tailored specifically to this CO-252+N436 combination — not generic advice.
- 1
Locate the signed operative report from the surgeon.
- 2
Confirm it includes procedure performed, anesthesia type, surgical findings, and complications.
- 3
Submit via electronic attachment or the payer's records request portal.
- 4
Reference the claim number on all pages submitted.
- 5
Follow up in 10-15 business days.
Specialty Context
How CO-252+N436 typically presents across different practice types.
Dental
Verify required operative report is missing — the payer cannot process a surgical claim without the operative report per your dental plan contract and documentation requirements.
Medical
Confirm required operative report is missing — the payer cannot process a surgical claim without the operative report against payer policy and submit corrected claim as needed.
Behavioral Health
Apply behavioral health parity rules and confirm required operative report is missing — the payer cannot process a surgical claim without the operative report per MHPAEA standards.
Individual Code References
View the standalone definition for each code in this combination.
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