1. This would the icon as seen on the website Audio Starts on this slide Estimate 5 mins total of audio

2. Seattle Genetics Does Not Guarantee Coverage and/or Reimbursement Coverage, coding, and reimbursement policies vary significantly by payer, patient, and setting of care Actual coverage and reimbursement decisions are made by individual payers following the receipt of claims Seattle Genetics strongly recommends verifying coverage, coding, and reimbursement guidelines on a payer and patient-specific basis prior to treatment Complete prescribing information is available today on this website

3. SeaGen Secure Provides Support for Providers and Patients Reimbursement Support Coverage, coding and policy information Denied/underpaid claims assistance Prior authorization and claims tracking Patient Assistance Drug Replacement Program (DRP) for underinsured Patient Assistance Program (PAP) for uninsured Commercial Coinsurance Assistance Program

4. SeaGen Secure Program Enrollment is Simple Gross family household income for the previous 12 months PAP enrollment begins on a temporary basis and all shipments are sent for future dates of service Patient Assistance Program (PAP) – Uninsured Complete an enrollment form prior to therapy to assess eligibility Email: casemanager@seagensecure.com or fax an enrollment form to the SeaGen Secure teamcasemanager@seagensecure.com Provide copies of the patient’s income and residency information Receive a confirmation letter (via fax or email) and phone call from the SeaGen Secure team

5. Assistance is Also Available for Underinsured Patients Income and residency documentation should be submitted along with the enrollment form You will receive a confirmation letter and call from SeaGen Secure Complete an Enrollment Form Prior to Therapy To Determine Eligibility for the Drug Replacement Program (DRP) If there is a claim denial, the appeal must be completed within the payer’s appeals window (as stated on the Explanation of Benefits) SeaGen Secure Must Assist with One Level of Appeal Complete this step immediately after each claim denial Email securely to casemanager@seagensecure.com Drug is replaced per date of service (DOS) for eligible patients Fax or Email Claim(s) and EOBs to the SeaGen Secure Team

6. Commercial Coinsurance Assistance Program Commercially insured patients with drug coverage through their medical benefit may be eligible No patient obligation (enrollment fee) or credit cards Provide residency and income documentation along with the enrollment form Email casemanager@seagensecure.com or fax to 855-557-2480casemanager@seagensecure.com Submit an enrollment form via Email or Fax to determine eligibility

7. OptionsDivisionHours Option 1Reimbursement and Patient Assistance 6:00 am – 5:00 pm PT Option 2Product Quality, Drug Safety and Compliance 8:00 am – 6:00 pm PT Option 3Medical Information6:00 am – 5:00 pm PT Option 4Voicemail / Contact Your Seattle Genetics Sales Representative 24/7 Option 5Product Purchasing6:00 am – 4:00 pm PT Option 6Live Operator6:00 am – 4:00 pm PT Call 855.4SEAGEN (855.473.2436) For Product Support

8. Call the SeaGen Secure team if you have additional questions about the programs and reimbursement support offered by Seattle Genetics  855.4SEAGEN (855.473.2436) Option 1  Monday – Friday; 6am – 5pm (PT) Reminders: Complete an enrollment form prior to therapy initiation Fax all forms to SeaGen Secure at 855-557-2480 or email to casemanager@seagensecure.com casemanager@seagensecure.com

9. SeaGen Secure, its logo, Seattle Genetics and are US registered trademarks of Seattle Genetics Inc. © 2014 Seattle Genetics Inc. Bothell, WA 98021 USP/BVP/2014/0030