Contact Us Joanna Barten eXPRS ManagerPhone: 971-719-0218Fax: 503-967-3705 ProviderBilling@goisn.org Kimberly Erickson Lead Provider SpecialistPhone: 971-382-2270Fax: 503-967-3717 ProviderCoordinator@goisn.org Danica Alexander Provider SpecialistPhone: 971-915-6982Fax: 503-967-3717 DAlexander@goisn.org