CO-133Contractual Adjustment
Outsourced service
What this code means
This service was performed by a provider that operates outside your plan network or through a third-party arrangement.
What to do next
Verify whether the provider was in-network at the time of service. If you were not informed the service would be out-of-network, the No Surprises Act may provide protection in some situations.
Appeal outlook: Moderate with No Surprises Act documentation
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Open No Surprises Act Disputer