Final answer:
When filing an insurance claim for an unlisted procedure, contact the insurance company for guidance to ensure proper coding and reimbursement. ICD codes are typically found in medical laboratories and on death certificates.
Step-by-step explanation:
When you have to file an insurance claim for a procedure that is not listed in the Physicians' Current Procedural Terminology (CPT), the correct action to take is C) Contact the insurance company for guidance. This is to ensure that the procedure is coded as accurately as possible for reimbursement purposes. Using a similar code from a related procedure could lead to incorrect billing, and submitting a claim without any code may result in a denial of the claim. In some instances, there may be a generic code available for unspecified procedures, but this should be used cautiously and only with the insurer's agreement.
Two locations where you would likely find an International Classification of Diseases (ICD) code are within medical laboratories and on death certificates. In the case of a viral infection, ICD codes are used by specialists and healthcare providers for identifying tests, prescribing treatments, and recording statistics, which are essential for tracking public health concerns and processing medical claims.