Much of her research has focused on healthy aging, fall prevention in older adults and aging education. In 2013, she established a grant-funded research group of multidisciplinary providers interested in gerontology to focus on rural older adult health in Thailand. Thiamwong has been a nurse educator for 20 years, beginning her clinical and academic career in Thailand, and most recently was an assistant professor in the Department of Nursing at Henderson State University in Arkansas. She has a nursing and midwifery diploma, MSN in adult nursing and PhD in nursing from universities in Thailand. She completed a predoctoral visiting fellowship at the Institute for Health and Aging, University of California San Francisco School of Nursing.