Rejection: Category: Acknowledgement/Rejected for Missing Information The Claim/Encounter is missing information specified in the Status details and has been rejected Status: Claim Adjustment Indicator Entity: Billing Provider Category: Acknowledgement/Rejected for Missing Information The Claim/Encounter is missing information specified in the Status details and has been rejected Status: Entity's health insurance claim number (HICN) Entity: Payer What happened: The claim number in box 22 was not valid.Resolution: Verify the number in box 22 and correct as necessary.