OakClaim
CO-40Contractual ObligationMedical Necessity

CO-40 Denial Code: Charges do not meet qualifications for emergent/urgent care

Charges do not meet the payer's qualifications for emergent/urgent care.

Why CO-40 happens

  • ER/urgent-care claim where the diagnosis didn't support emergency criteria
  • Missing documentation of emergent presentation

How to fix a CO-40 denial

  1. 1

    Review the presenting symptoms (not final diagnosis) documentation

  2. 2

    Appeal citing the prudent layperson standard where applicable

How to prevent it

Code the presenting problem accurately on emergency claims.

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