CARC2ReferenceCurrentVerified Aug 15, 2026CARC 2
AR Guide Workflow
Patient Responsibility
The amount is the patient's responsibility under the plan — deductible, coinsurance, copayment, or a non-covered amount the patient may be billed.
AR Guide explanation
What it means
The amount was applied toward the patient's coinsurance, the patient's share of allowed charges after the deductible.
AR Guide knowledge
Common denial category
Patient Responsibility — The amount is the patient's responsibility under the plan — deductible, coinsurance, copayment, or a non-covered amount the patient may be billed.
AR Guide knowledge
Common causes
- Contractual coinsurance percentage applied by the plan
- Patient's benefit design specifies a higher coinsurance
AR Guide knowledge
What AR should verify
- Confirm the coinsurance percentage matches the patient's benefit plan
- Verify the allowed amount used for the calculation
AR Guide knowledge
Recommended action
- Bill the patient the coinsurance amount per the plan
- If the percentage looks wrong, request the claim calculation detail
About this guidance: Note
AR Guide knowledge is general reference content written by our team — it is not payer-specific policy and never replaces the payer’s documentation or your contract. Always confirm specifics with the payer.