Outsourcing Insurance Eligibility Verification Service is the method of checking the information on the insurance policy of the patient and its authenticity through the insurance policy. Insurance Eligibility Verification will be done before the admission of the patient to the clinic to ensure that the treatment rendered will get reimbursed. This procedure is essential to preventing the denial of claims, which must be undertaken as a first phase to determine the service charges and the patient's responsibility, often referred to as the patient's part, and, if appropriate, to receive some prior authorization.