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200
CO - Contractual ObligationCoverage
Denial Code CO-200: Expenses Before Effective Date
What Does Code 200 Mean?
Expenses incurred during a lapse in coverage. Service was rendered during a period when the patient's coverage was not active.
Group Code CO (Contractual Obligation): The provider has agreed to accept the payer's determination. The patient is generally not responsible for this amount.
Why Does This Happen?
Gap in coverage -- patient's insurance was not active on the date of service.
How to Resolve It
- 1Verify exact coverage dates with the payer
- 2Check for retroactive coverage options
- 3Bill the patient or alternate coverage
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