DenialOS Documentation
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Denial appeals

DenialOS supports appeal drafting and proof-aware appeal assembly.

AI can help prepare a draft, but the current governance model keeps human authority over the resulting action.

The platform records evidence and workflow state so operators can review why an appeal was prepared and what information supported it.

Common Questions

What is a denial appeal in healthcare billing?

A denial appeal is a formal written request to a payer to reconsider a denied claim. Appeals must be filed within payer-specific deadlines and must include clinical evidence, medical records, and policy citations supporting medical necessity.

What are the levels of healthcare claim appeals?

Most payers offer 3-4 appeal levels: (1) First Level — internal payer review, (2) Second Level — grievance or peer-to-peer review, (3) Third Level — independent review organization (IRO), and (4) Fourth Level — administrative law judge (ALJ) hearing for high-dollar claims.

What information is needed for a successful appeal?

A successful appeal requires: the denial reason and code, the patient's clinical records, physician notes supporting medical necessity, applicable payer policy citations, relevant test results, and a clear clinical narrative explaining why the service was necessary.

What is the deadline for filing a claim appeal?

Appeal deadlines vary by payer and plan type. Medicare typically allows 120 days. Commercial payers commonly allow 60-180 days. Medicaid and ACA plans often have 60-90 day windows. Always check the EOB or payer portal for the specific deadline.