School of Pharmacy

Allan Ellsworth

Pharm.D., PA-C Professor School of Pharmacy UW Primary Care Provider EvergreenHealth Primary Care

Department of Pharmacy, Pharmacy Faculty, School Faculty

Telephone: 360-348-2745



  • BS Zoology, Brigham Young University
  • BS Pharmacy, University of Utah
  • Pharm.D., Philadelphia College of Pharmacy & Science (now University of the Sciences in Philadelphia)
  • BS Health Services (Physicians Assistant) University of Washington

Research Interests

  • Acute Mountain Sickness
  • Single Paitent Trials
  • Hypertension
  • Diabetes

Courses Taught

  • Nonprescription Drug Therapy (“Drug Store Medicine”)
  • Pharmacotherapy (Primary care topics, including: diabetes, arthritis [osteoarthritis, rheumatoid arthritis], contraception, osteoporosis, men’s health.)


After 30 years of joint practice as both an academic clinical pharmacist for two different Family Medicine Training Programs and two different Pharmacy Schools (University of Iowa and University of Washington, Dr. Ellsworth transitioned his clinical activities to a rural, primary care clinic in the foothills of the Cascade Mountains, now a part of the EvergreenHealth Primary Care Group. He continues to be active teaching and mentoring pharmacy students in therapeutics.

He holds Bachelor’s degrees in Zoology, Pharmacy, and Health Services from Brigham Young University, University of Utah, and University of Washington, respectively. He obtained his Doctor of Pharmacy Degree from the University of the Sciences, Philadelphia in 1977. Leisure time is spent on the end of a climbing rope, llama packing or bragging, with his wife Kathy, about their eleven grandkids.

Selected Publications

  • Ellsworth AJ, Larson EB, Strickland D: Dexamethasone and acetazolamide for acute mountain sickness. Am J Med 1987; 83:1024-30.
  • Larson EB, Ellsworth AJ, Oas J: Randomized clinical trials in single patients during a 2-year period. JAMA 1993; 270:2708-12.
  • David BR, Cutler JA, Furberg CD, et. al., for the ALLHAT Collaborative Research Group. Relationship of antihypertensive treatment regimens and change in blood pressure to risk for heart failure in hypertensive patients randomly assigned to doxazosin or chlorthalidone: Further analyses from the Antihypertensive and Lipid-Lowering Treatment to Prevent Heart Attack Trial. Ann Intern Med 2002; 137:313-320.
  • Sullivan MD, Anderson RT, Aron D, et al. ACCORD Study Group; Health-related quality of life and cost-effectiveness components of the Action to Control Cardiovascular Risk in Diabetes (ACCORD) trial: rationale and design. Am J Cardiol. 2007 Jun 18;99(suppl):90i-102i.