Legal Appeal Letter for Claim Denied Due to Diagnosis/Procedure Mismatch (Code CO-167 )

$29.00

⏰ Insurance appeal deadlines are short.

Many plans give only 30–180 days to appeal. Waiting — even while calling insurance — can permanently kill your rights.

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Attorney-drafted appeal letter for health insurance claims denied due to a diagnosis / treatment mismatch.

Use this template to file your first internal appeal when the insurance company refuses to pay because it claims the diagnosis code does not support the procedure, service, or treatment billed — even though the care was ordered and provided correctly.

This template is designed for denials where the insurer claims:

• the diagnosis does not justify the treatment

• diagnosis and procedure codes do not align

• the service is denied due to coding or classification issues

✔ Editable legal appeal letter

✔ Attorney-written structure addressing code-based denials

✔ Instant download — use today

——

Trouble opening the file? Contact support and we’ll help immediately.

⏰ Insurance appeal deadlines are short.

Many plans give only 30–180 days to appeal. Waiting — even while calling insurance — can permanently kill your rights.

---

Attorney-drafted appeal letter for health insurance claims denied due to a diagnosis / treatment mismatch.

Use this template to file your first internal appeal when the insurance company refuses to pay because it claims the diagnosis code does not support the procedure, service, or treatment billed — even though the care was ordered and provided correctly.

This template is designed for denials where the insurer claims:

• the diagnosis does not justify the treatment

• diagnosis and procedure codes do not align

• the service is denied due to coding or classification issues

✔ Editable legal appeal letter

✔ Attorney-written structure addressing code-based denials

✔ Instant download — use today

——

Trouble opening the file? Contact support and we’ll help immediately.