To use your insurance in U.S., present your card to your medical provider at the time of service. Medical providers can contact CISI directly, toll-free at (800) 303-8120 to verify eligibility and/or benefits, from 9AM to 5PM EST. CISI is affiliated with the First Health Network through PHX. For a listing of preferred providers in your area, please click here
. Arranging services through a preferred provider is not required, but will help reduce any potential out-of-pocket expenses.