Ryan Hansen

Interim Chair, Department of Pharmacy; Associate Professor, Department of Pharmacy; Adjunct Associate Professor, Department of Health Services, School of Public Health; Associate Faculty, Harborview Injury Prevention Research Center; Affiliate Investigator, Kaiser Permanente Washington Research Institute

CHOICE Faculty, Department of Pharmacy, Institute for Innovative Pharmacy Practice, Pharmacy Faculty, School Faculty

Telephone: (206) 543-2402

Email: rhansen@uw.edu

Office Location: H375-X

Website: PubMed


  • PhD in Pharmaceutical Outcomes Research and Policy, UW
  • PharmD, UW
  • Bachelor of Arts in Chemistry and Philosophy, Carroll College

Research Interests

  • Cost-effectiveness modeling
  • Comparative effectiveness research
  • Medication safety

Courses Taught

  • PHRMCY 512: Fundamentals of US Health Care, Pharmacy Safety and Law
  • HEOR 505: Managed Care Pharmacy
  • HEOR 530: Economic Evaluation in Health and Medicine
  • HEOR 532: Advanced Methods in Economic Evaluation
  • HEOR 545: Pharmaceutical and Medical Policy Evaluation
  • HEOR 597: Graduate Seminar


Dr. Hansen is associate professor of pharmacy. His primary research interests focus on the comparative safety of prescription medications, health technology assessment, and health care system efficiency. He received his Bachelor of Arts from Carroll College, and his Doctor of Pharmacy and Doctor of Philosophy from the University of Washington.
Hansen is a fellow in the American College of Apothecaries, and a member of the International Society for Pharmacoeconomics and Outcomes Research and the Washington State Pharmacy Association. He was also an Agency for Healthcare Research and Quality/UW K12 Patient Centered Outcomes Research Scholar, an ARCS Foundation Scholar, and was selected as a Distinguished Alumnus of the UW School of Pharmacy. Hansen has served as a journal referee for “JAMA Internal Medicine,” “Pediatrics,” “Value in Health,” and “The Journal of Pain.” He is also an active pharmacy practitioner in a community practice setting. In this role, he applies his research skills in order to improve the practice of pharmacy.

Selected Publications

Chou R, Deyo R, Devine B, Hansen R, Sullivan S, Jarvik JG, Blazina I, Dana T, Bougatsos C, Turner J. The Effectiveness and Risks of Long-term Opioid Therapy for Chronic Pain: A Systematic Review for a National Institutes of Health Pathways to Prevention Workshop. Annals of Internal Medicine. 2015 Jan 13. doi:10.7326/M14-2559

Montenovo MI, Dick AAS, Hansen RN. Donor Hepatitis C Sero-Status does not Impact Survival in Liver Transplantation. Annals of Transplantation. In Press. October 2014.

Hansen RN, Hackshaw MD, Nagar SP, Arondekar B, Deen KC, Sullivan SD, Ramsey SD. Healthcare Costs Among Renal Cancer Patients Using Pazopanib and Sunitinib. Journal of Managed Care and Specialty Pharmacy. 2015;21(1):37-44.

Montenovo MI, Hansen RN, Dick AAS. Outcomes of Adult Liver Re-Transplant Patients in the MELD Era: Is it Time to Reconsider its Indications? Clinical Transplantation. 2014;28(10):1099-104.

Hepp Z, Dodick DW, Varon SF, Gillard P, Hansen RN, Devine EB. Adherence to Oral Migraine Preventive Medications Among Patients with Chronic Migraine. Cephalagia. In Press. June 2014.

Luxton DD, Hansen RN, Stanfill KE. Mobile App Self-care versus In-office Care for Stress Reduction: A Cost Minimization Evaluation. Journal of Telemedicine and Telecare. 2014;20(8):431-5.

Hansen RN, Ramsey SD, Lalla D, Masaquel A, Kamath T, Brammer M, Hurvitz SA, Sullivan SD. Identification and Cost of Adverse Events in Metastatic Breast Cancer in Taxane and Capecitabine Based Regimens. SpringerPlus Breast Cancer 2014;3(259): eCollection.

Hoogendoorn M, Feenstra TL, Asukai Y, Borg S, Hansen RN, Jansson SA, Samyshkin Y, Wacker M, Briggs AH, Lloyd A, Sullivan SD, Rutten-van Molken MPHM. Cost-effectiveness models for chronic obstructive pulmonary disease (COPD): cross-model comparison of hypothetical treatment scenarios. Value in Health 2014;17(5):525-36.

Hansen RN, Nguyen HP, Sullivan SD. Bioequivalent Antiepileptic Drug Switching and the Risk of Seizure-Related Events. Epilepsy Research 2013;106:237-43.

Batty A, Hansen RN, Bloudek LM, Varon SF, Hayward E, Lipton RB, Sullivan SD. Cost-effectiveness of OnabotulinumtoxinA for Prophylaxis of Headache in Adults with Chronic Migraine in the United Kingdom. Journal of Medical Economics 2013;16(7):877-87.

Carlson JJ, Hansen RN, Dmochowski RR, Globe DR, Colayco DC, Sullivan SD. Estimating the Cost-Effectiveness of BOTOX for Neurogenic Detrusor Overactivity in the US. Clinical Therapeutics 2013;35(4):414-24.

Sullivan SD, Carlson JJ, Hansen RN. Comparative Effectiveness Research in the United States: A Progress Report. Journal of Medical Economics 2013;16(2):295-7.

Hansen RN, Oster G, Edelsberg J, Woody GE, Sullivan SD. Economic Costs of Non-Medical Use of Prescription Opioids. Clinical Journal of Pain 2011;27:194-202.