Explanation of Benefits

An Explanation of BenefitsExplanation of Benefits An Explanation of Benefits (EOB) is a document from your insurance company that summarizes the costs of a medical treatment or other health care service and how the cost is split between you and your insurer. (EOBExplanation of Benefits An Explanation of Benefits (EOB) is a document from your insurance company that summarizes the costs of a medical treatment or other health care service and how the cost is split between you and your insurer.) is a document from your insurance company that summarizes the costs of a medical treatment or other health care service and how the cost is split between you and your insurer.