OA-119: Benefit Maximum Reached

What Does OA-119 Mean?

OA-119 applies the benefit maximum as an informational adjustment, typically in coordination of benefits situations where one payer's benefit cap affects how the secondary payer processes the claim. The financial outcome depends on the specific multi-payer arrangement.

CARC 119 fires when the payer determines that the patient has already used the maximum allowed benefit for a specific service within the coverage period. This is one of the most straightforward coverage-limit denials — the patient's plan sets a dollar cap, visit limit, or unit maximum, and that threshold has been reached. Any additional claims for the same service type are denied until the benefit resets.

The code appears most often in therapy services (physical, occupational, speech), mental health visits, and other services where plans commonly impose annual limits. For Medicare beneficiaries, the therapy cap has specific rules — the KX modifier can extend coverage beyond the cap when medical necessity is documented, making it critical to know whether the claim involves Medicare or a commercial plan.

The group code assignment determines your next move. CO-119 means the provider writes off the amount — the benefit cap is a contractual limitation and the excess cannot be billed to the patient. PR-119 shifts the responsibility to the patient — the plan has exhausted its coverage and the patient owes the remaining balance. Before taking either action, always verify the benefit accumulator with the payer. Accumulator errors are not uncommon, and a claim that appears to exceed the maximum may actually have available benefits if prior utilization was tracked incorrectly.

How to Resolve

Confirm the benefit maximum is genuinely exhausted, then either write off (CO) or bill the patient (PR) depending on the group code.

1. Review the coordination of benefits Determine how the benefit maximum applies across the primary and secondary payers and whether the secondary payer has its own separate limits.
2. Submit to the next payer if applicable If the primary payer's maximum is exhausted but the secondary has remaining benefits, submit the claim to the secondary payer.

How to Prevent OA-119

• Verify coordination of benefits and benefit maximums across all payers before scheduling services

Also Filed As

The same CARC 119 may appear with different Group Codes:

Related Denial Codes