What is Coordination of Benefits? April 11, 2020 14:23 Updated Follow It only applies if the insured is covered by more than one insurance policy and is the determination of which plan will be primary or secondary. Related articles Coordination of Benefits What are the benefits for medical services, prescriptions, etc. that are covered by the plan? What is an Extension of Benefits? What is Continuation of Coverage? What is a Deductible (per policy year)?