The signature of the custodial parent of the insured dependent, the obligee, or the obligee’s assignee is a valid authorization to the insurer for purposes of processing an insurance reimbursement payment to the provider of the medical services, for the release of information concerning the insured dependent or coverage available to the insured dependent, and otherwise for purposes of verifying coverage and payment for the insured dependent, in the same manner and to the same extent as the signature of the insured.