CO-176 — Prescription not current
Claim-adjustment reason code 176 · typically reported as CO-176
What it means
The order/prescription on file is expired or predates the requirement window for the item billed.
Why DME claims hit it
- Resupply shipped on an expired SWO
- Annual renewal orders not refreshed for ongoing rentals/supplies
How to fix it
- Track order expiration dates in your system; obtain a renewed order, then rebill
Appeal posture
Resubmit with the valid order covering the DOS — appeal only if the payer misread dates.
Related denial codes
CO-16 — Claim lacks information or has a submission errorCO-226 — Requested records not received from providerCO-50 — Not deemed medically necessary
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