Des Moines Area Travel Clinic Team Members Medical Director: Aletha Tippett, MD Director of Nursing Resources: Vicki Sowards, RN. Travel Medicine Specialists Robin Willse, RN, BSN Robin is originally from Montana. She received her Bachelor of Science in Nursing from the University of Texas, Arlington. Robin joined Passport Health in 2014 and enjoys spending time with her family. To learn more about the members of Passport Health’s Corporate Executive Team, please click here.