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Denial reason · Missing documentation

Your GLP-1 was denied for missing documentation. Here is how to appeal it.

A missing-documentation denial is an administrative gap, not a clinical rejection. No prior auth on file, a missing chart note, an unsubmitted form. These are often among the most fixable denials. We draft the response for free, grounded in your plan's own rules with every citation verified. You review, sign, and file it.

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What it is

An administrative gap

Required paperwork was missing or incomplete, often no prior authorization on file.

Common code

CO-197

No authorization on file. Plan systems auto-flag this before a human reviews the claim.

What wins

Supply what is missing

Identify the exact gap, then resubmit or appeal with the prior auth, note, or form attached.

What a missing-documentation denial means for a GLP-1

This is one of the most common denials in all of health insurance, and one of the most fixable, because it is about paperwork, not about whether the drug is right for you. The claim was denied because something required was missing or incomplete: a prior authorization that was never filed, a chart note that did not make it into the packet, a form the plan needs but did not receive. It applies across the GLP-1 class, Wegovy, Zepbound, Ozempic, and Mounjaro, and shows up in a few recognizable ways:

  • No prior authorization on file (code CO-197). Most GLP-1s require prior authorization. If the PA was never submitted, expired, or did not match the claim, plan systems flag it automatically, often before a person ever looks at the case. This is the single most common version.
  • A required clinical detail did not make it in. The plan asked for a BMI history, a diagnosis, labs, or a record of prior therapy, and that specific item was not in the submitted records, even though it exists in your chart.
  • A form or signature was not submitted. Some plans require a specific request form, a representative-designation form, or a prescriber attestation. A missing form can trigger a denial that has nothing to do with the medicine.
  • The denial is labeled a request for information. Some plans frame an incomplete submission as needing additional information. Treated promptly, that is often resolved by supplying exactly what was asked for.

How to win a missing-documentation appeal

Because the problem is a gap, the fix is to name the gap precisely and close it, with the right document attached.

The move: read the denial to pin down exactly what was missing, then supply it, the prior authorization, the chart note, the form, the lab. Many of these resolve by resubmitting the completed request or filing a short appeal with the missing item attached, rather than by arguing medical necessity at all.

  • Identify the exact missing item. If the denial is vague, ask the plan, in writing, to specify what documentation it needs. You have a right to know.
  • Confirm the prior authorization status. If it is a CO-197, find out whether a PA was ever filed, has expired, or needs to be matched to the claim. Completing or correcting the PA is frequently the whole fix.
  • Resubmit with the gap closed. Attach the missing PA, note, form, or lab, and point clearly to where each requested item now appears. Your prescriber supplies the clinical records; we organize and cite them accurately.
  • Mind the deadline, and escalate if needed. Under the Affordable Care Act you keep the right to a full internal appeal and an independent external review by a reviewer not employed by your plan, if a clean resubmission does not resolve it.

Sources include your plan's published prior authorization and documentation requirements and the FDA prescribing information for your medication. We cite the specific policy that applies to your plan when we build your appeal.

The magic is visible

Your appeal, built from your plan's own rules. Every citation checked.

We draft from the sources below, then verify each one before you file. On our held-out testing: 0 invented citations, versus about 1 in 4 for raw AI.

Sample appeal, built from real source types

  • Your plan's coverage policyYour plan's published prior authorization and documentation requirements for GLP-1sVerified
  • FDA labelThe prescribing information for your GLP-1, indication and dosingVerified
  • Your recordsThe prior authorization, chart notes, and forms that close the gap, cited back accuratelyVerified

Let's check your documentation denial, free.

Answer a few questions for an honest read on your odds, then your verified draft. No account, no cost.

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Missing documentation denials: common questions

What is denial code CO-197?
CO-197 means there was no authorization on file for the service. For GLP-1s, which usually require prior authorization, this often means the PA was never filed, has expired, or did not match the claim. Completing or correcting the prior authorization is frequently the entire fix.
The records exist in my chart. Why was I still denied?
A missing-documentation denial is about what was submitted, not what exists. If a required BMI, diagnosis, lab, or prior-therapy record did not make it into the packet, the plan denies it. Resubmitting with that specific item attached usually resolves it.
Is this faster than a normal appeal?
Often, yes. Because the issue is a paperwork gap rather than a clinical dispute, many of these are resolved by resubmitting the completed request or filing a short appeal with the missing item attached. You still keep your full appeal and external-review rights if needed.
Is this really free?
Yes. We draft your appeal for free and you file it. No fee, no contingency, nothing taken from coverage you win. AppealIt is not a law firm and does not provide legal or medical advice.

By drug: Wegovy · Zepbound · Ozempic · Mounjaro · By payer: Aetna · Cigna