Due care

Legal phrase used in cases dealing with a defendant’s negligence that implies that a person has not been negligent or violated the law in regard to the case in question. It calls attention to the degree of care that a competent person engaged in the same business or endeavor would exercise under similar circumstances. Also called reasonable care, ordinary care, adequate care , and proper care .

Due date

Month, day, and year when payment of a premium should be received by the insurance company.
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The date on which a premium is due for payment.

Dummy application

Insurance application that is completed by the employer for an employee who is temporarily not available. The application is submitted unsigned to the insurance company. The health plan’s group processing division includes this dummy application to verify group eligibility, estimate the enrollment percentage, and verify rates based on final enrollment. If necessary, modifications to the application are made when the employee returns to work.

Dun message

Messages or phrases to inform or remind a patient about a delinquent account, usually printed on monthly billing statements. They can appear as a handwritten note or a brightly colored adhesive label.

Duplicate claims

1. Practice of billing for the same medical service more than once. In the Medicare program, a physician who repeatedly submits duplicate claims may be removed from the electronic billing network. 2. Resubmission of identical insurance claims with no changes. Duplicate claims are considered fraudulent. Also called double billing .