835 Denial Combination
CO-252+N437
Contractual Obligation · Claim-Level Adjustment
What This Combination Means
Pathology report is missing — required for surgical or biopsy claims where pathological examination was performed.
88%
Appeal Success
7-14 days
Avg. Resolution
Easy
Difficulty
Yes
Appealable
Step-by-Step Resolution
Steps tailored specifically to this CO-252+N437 combination — not generic advice.
- 1
Obtain the pathology report from the lab or hospital pathology department.
- 2
Confirm the report includes specimen description, diagnosis, and pathologist signature.
- 3
Submit with the claim number and patient identifying information.
- 4
Follow up to confirm receipt and re-adjudication.
Specialty Context
How CO-252+N437 typically presents across different practice types.
Dental
Verify pathology report is missing — required for surgical or biopsy claims where pathological examination was performed per your dental plan contract and documentation requirements.
Medical
Confirm pathology report is missing — required for surgical or biopsy claims where pathological examination was performed against payer policy and submit corrected claim as needed.
Behavioral Health
Apply behavioral health parity rules and confirm pathology report is missing — required for surgical or biopsy claims where pathological examination was performed per MHPAEA standards.
Individual Code References
View the standalone definition for each code in this combination.
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