Meet the Staff

Todd Emerson earned a BS in Biology from Azusa Pacific University in 1992 and an osteopathic medical degree in 1996 from Kansas City University of Health Sciences. He completed a three-year residency in family medicine at St. Joseph’s Hospital and Medical Center in Phoenix, Arizona, in 1999 and is board-certified in family medicine. Prior to coming to APU, Emerson practiced in Everett, Washington, for nine years where he had a busy family practice that included sports medicine and obstetrics.

Katie Shubin graduated from Wheaton College with a BS in Kinesiology in 2002, and in 2005, she earned a master’s degree in physician assistant studies from Midwestern University in Arizona. She has previously worked in pain and occupational medicine and has served at the Student Health Center since 2008. Shubin enjoys treating students within the health center, participating in medical mission trips, and mentoring female students.

Marisa Quon is a board-certified Family Nurse Practitioner who earned her Bachelor of Science in Nursing, with a Minor in Nutrition, from Azusa Pacific University and later completed her Master of Science in Nursing and Family Nurse Practitioner certification at Western University of Health Sciences. She began her nursing career during the COVID-19 pandemic, an experience that strengthened her commitment to preventive care and expanding access to healthcare and ultimately inspired her to pursue advanced practice. Marisa brings acute care experience in the management of cardiovascular disease and is passionate about teaching and empowering students to advocate for their own health and well-being.