Artificial Disc Replacement denied as not medically necessary by Humana?

Humana's specific coverage criteria for artificial disc replacement are defined in its own published medical/coverage policy and the FDA-approved prescribing label. A successful appeal documents that your medical records satisfy each criterion those sources list — confirmed diagnosis, any required prior treatments (with dates and outcomes), and clinical severity. If the exact criteria weren't included with your denial, request them in writing; your appeal then maps each requirement to the matching fact in your chart.

## Why Humana Denies Artificial Disc Replacement on Medical-Necessity Grounds

Artificial disc replacement (ADR) is a motion-preserving spinal surgery in which a damaged intervertebral disc is removed and replaced with a prosthetic implant. Humana, like most large commercial insurers, applies a detailed medical-necessity framework before authorizing ADR. Denials typically occur when the clinical record does not clearly document that conservative treatment has been exhausted, that the radiologic and functional severity meets the policy's threshold, or that the patient's anatomy is compatible with the device.

## Why This Denial Is Appealable

Medical-necessity denials are among the most frequently overturned on appeal when the clinical record is well-organized and directly addresses each criterion Humana's policy lists. The denial letter is required by law to cite the specific policy provision and clinical rationale used — if it does not, that procedural deficiency is itself an appeal ground.

## Your Federal Appeal Rights

• Internal appeal: Under ACA §2719 and ERISA §503, you have the right to a full-and-fair internal review. Submit within the deadline stated on the denial letter (typically 180 days for ERISA plans).
• External review: If the internal appeal is denied, you may request an independent external review by an accredited Independent Review Organization (IRO). Federal rules generally allow approximately four months from the final internal denial to file for external review.
• Expedited review: If delay would seriously jeopardize your health, request expedited internal and external review simultaneously — decisions are required within days, not weeks.

## Documentation to Gather

1. Diagnosis confirmation — imaging reports (MRI, CT, X-ray) with the radiologist's interpretation; the treating spine surgeon's diagnosis letter. 2. Conservative-treatment history — a dated, outcome-annotated list of every prior treatment tried (physical therapy duration and response, medications tried and discontinued, injections with dates and documented outcomes). 3. Clinical severity — functional assessment scores from the chart, pain diary, and any objective neurological findings documented by the examiner. 4. Prescriber medical-necessity letter — a signed attestation from the operating surgeon explaining why ADR is necessary for this specific patient, why fusion is less appropriate, and how the patient satisfies each criterion in Humana's published coverage policy. 5. Device FDA-clearance documentation — confirm the specific prosthesis is FDA-cleared for the indicated spine level; obtain the clearance summary from the manufacturer if needed.

## Criteria-Mapping Structure

Obtain Humana's current published coverage policy for ADR (available on Humana's provider portal or by written request). List every requirement the policy states. For each requirement, write a one-sentence answer citing the exact page and date of the supporting chart document. Present this as a numbered table in your appeal letter. This format forces the reviewer to engage with each criterion individually rather than issuing a blanket denial.