CO 26 CO 27 and CO 28 Denial Codes

CO 26 Denial Code – Expenses incurred prior to coverage:

Payers will deny the claims with CO 26 Denial Code – Expenses incurred prior to coverage, whenever the providers perform health care services to patient prior to the insurance coverage starts.

CO 27 Denial Code – Coverage terminated before expenses incurred:

Claims will be denied by Insurance companies with denial code CO 27, when the health care services delivered by health care provider to patient after the payer coverage ended.

CO 28 Denial Code – Coverage not in effect at the time the service was provided:

Payer will deny the health care claims with CO 28 Denial Code – Coverage not in effect at the time the service was provided, when the health coverage was not in effect at the time of health care services was rendered to patient.

What steps needs to be taken, when you get the denial code CO 26, CO 27 and CO 28 in medical billing:
  • Review other claims in the application within a span of 30 days, to see if any claims were paid and find out whether we have receive payment from the same insurance or not?
  • If the paid claim has same insurance ID, then check the eligibility to confirm the patient was effective, eligible and active at the time of health care service rendered? If the above condition is satisfied, call the payer claims department and have the claim reprocessed.
  • If not, check the application was there other insurance involved in paying those claims. If yes, submit the claim to the valid insurance which is eligible and active at the time of service provided.
  • Review previous notes in the application to see any updates of new policy details.
  • Review path for any scanned copies of insurance information in the application.
  • If any of the new insurance information available, check eligibility of new insurance, update the insurance details in application, and then resubmit the claim to the appropriate insurance for reimbursement.
  • If not, bill the patient or place a call to patient requesting active insurance details.
Call the Claims department and ask the following question to resolve the CO 26, CO 27 and CO 28 denial code:
  • First get the date of received and denial of the claims?
  • Next, check the effective date of the patient health insurance policy to know when the insurance coverage starts to take the necessary action as per the denials?
  • Check the termination date of the insurance policy to know when the health insurance coverage of patient is inactive and take necessary action?
  • After verification with representative, if patient policy was effective, eligible and active for date of service, then send the claim back for reprocessing.
  • If suppose patient was not effective, not eligible and not active at the time service provided, check with representative and find out any other health insurance details for particular patient which is active and eligible at the time of service rendered.
  • Finally, get the Claim number and Cal reference number of the denied claim from representative.

Leave a Reply

Your email address will not be published.