Any such policy may provide, in addition to such other indemnities, if any, as are provided in the policy on account of sickness or bodily injury or death of insured employees or members by accident, for the payment of benefits or reimbursement for expenses with respect to any one or more of the following contingencies: Hospitalization, nursing care, medical or surgical examination or treatment, or ambulance transportation, of insured employees or members, or of their spouses or children, or of dependents living with them.