Denial Code 140 (CO-140, PR-140) — Meaning & What to Do
Claim Adjustment Reason Code (CARC)
What denial code 140 means: The patient/insured health-ID number and name don't match.
What to do about denial code 140: Verify your name and member ID with the insurer.
CO-140 vs PR-140 vs OA-140: what the prefix means
| Code on your EOB | What the prefix means | Who typically pays |
|---|---|---|
| CO-140 | Contractual obligation — the provider writes the amount off | Usually not the patient |
| PR-140 | Patient responsibility | The patient |
| OA-140 | Other adjustment | Often another payer or plan |
The prefix tells you who is expected to absorb the amount; the number (140) tells you why.
Related codes
CARC 139Contracted funding limits for this service have been reached.
CARC 142The claim was adjusted under a monthly Medicaid patient-liability rule.
CARC 137A regulatory penalty or fee was applied.
CARC 146The diagnosis was invalid for the date(s) of service.
Keep reviewing your bill
- Medical Bill vs EOB: What Is the Difference?
- How to Dispute a Medical Bill — Find Billing Errors Before You Pay
Frequently asked questions about Denial code 140
What does denial code 140 mean on my EOB?
The patient/insured health-ID number and name don't match.
What should I do about denial code 140?
Verify your name and member ID with the insurer.
Found this code on your bill or EOB?
Upload the document — MD Bill Check decodes every code, checks the math line by line, and explains what's worth questioning.