Highlights
Providing free resources and useful informations for Physicians,
Office Managers, Medical Billers and Medical Coders
What is the meaning of the CMS Medicare Claim Denial Reason Code?:
CO109, CO/109, CO-109

    What is the meaning of the CMS Medicare Claim Denial Reason
    Code?: CO109, CO/109, CO-109    -  Claim not covered by this
    payer/contractor. You must send the claim to the correct
    payer/contractor.


    What You Should DO:

    1. Verify if maybe the patient is covered through the HMO (Health
    Management Organization) with another insurance company.


    Useful References:  CPT Code Books, CMS Website (www.cms.gov), CCI
    Quarterly Updates, CPT Assistant Publications, Diagnosis Code Books