Denial Code 115 (CO-115, PR-115) — Meaning & What to Do

Claim Adjustment Reason Code (CARC)

What denial code 115 means: The procedure was postponed, canceled, or delayed.
What to do about denial code 115: If the service didn't happen, you shouldn't be charged for it.

CO-115 vs PR-115 vs OA-115: what the prefix means

Code on your EOBWhat the prefix meansWho typically pays
CO-115Contractual obligation — the provider writes the amount offUsually not the patient
PR-115Patient responsibilityThe patient
OA-115Other adjustmentOften another payer or plan

The prefix tells you who is expected to absorb the amount; the number (115) tells you why.

Related codes

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Frequently asked questions about Denial code 115

What does denial code 115 mean on my EOB?

The procedure was postponed, canceled, or delayed.

What should I do about denial code 115?

If the service didn't happen, you shouldn't be charged for it.

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Last reviewed 2026-07-07 · MDBillCheck Editorial Team. Plain-English explanations are original wording; always verify the specific reason with your insurer.