Denial Code 273 (CO-273, PR-273) — Meaning & What to Do

Claim Adjustment Reason Code (CARC)

What denial code 273 means: Coverage or program limits have been exceeded.
What to do about denial code 273: Confirm the limit with your insurer.

CO-273 vs PR-273 vs OA-273: what the prefix means

Code on your EOBWhat the prefix meansWho typically pays
CO-273Contractual obligation — the provider writes the amount offUsually not the patient
PR-273Patient responsibilityThe patient
OA-273Other adjustmentOften another payer or plan

The prefix tells you who is expected to absorb the amount; the number (273) tells you why.

Related codes

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Frequently asked questions about Denial code 273

What does denial code 273 mean on my EOB?

Coverage or program limits have been exceeded.

What should I do about denial code 273?

Confirm the limit with your insurer.

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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.