CARC 201: Patient is responsible for amount of this claim/service through 'set aside arrangement' or other agreement.
Patient is responsible for amount of this claim/service through 'set aside arrangement' or other agreement.
CARC 201 is the code your insurance company used to explain why your claim was reduced, denied, or paid less than expected. It appears on your Explanation of Benefits (EOB) — the statement your plan sends after a claim is processed. Here's what it means for you and what you can do about it.
What CARC 201 means
The official X12 description is: “Patient is responsible for amount of this claim/service through 'set aside arrangement' or other agreement.”
In plain language: Patient is responsible for amount of this claim/service through 'set aside arrangement' or other agreement.
What to do next 201
Verify the EOB details. If you believe the code is misapplied, contact the carrier's member services or your provider's billing office.
CARC 201 group codes explained
On the 835 ERA, CARC 201 appears alongside a group code that signals who is financially responsible for the adjustment. PR (Patient Responsibility) — Patient owes this amount. Deductibles, coinsurance, copays, and excluded benefits land here.
Frequently asked questions
What does CARC 201 mean?
Patient is responsible for amount of this claim/service through 'set aside arrangement' or other agreement. In plain language: Patient is responsible for amount of this claim/service through 'set aside arrangement' or other agreement.
Is CARC 201 appealable?
CARC 201 is usually not appealable on its own — it's typically a contractual, informational, or routine adjustment. Verify the EOB details. If you believe the code is misapplied, contact the carrier's member services or your provider's billing office.
Which group code does CARC 201 appear under?
CARC 201 most often appears under: PR (Patient Responsibility) — Patient owes this amount. Deductibles, coinsurance, copays, and excluded benefits land here.
What should I do if I see CARC 201 on the 835?
Verify the EOB details. If you believe the code is misapplied, contact the carrier's member services or your provider's billing office.
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