• Calculate and coordinate payments for customer performance rebates and Group Purchasing Organization contractual administration fee payments, utilizing Stryker’s primary revenue management tool, ModelN. • Monitor contract portfolio and communicate with Contract Analysts to accurately capture potential contract product changes, new products, or changes to contract data. • Manage projection model for all rebates and GPO administration fees. • Collaborate with all Operations team and any field-based team members for any external audit activity initiated by a GPO or IDN business partner. • Ensure all rebates/premiums/carve-outs are processed accurately and on time through the Model N system. • Develop and support reporting to provide various groups with information needed, premiums transferred, monthly status, and additional reporting needed.