She earned her Bachelor of Science in Nursing from Philippine Christian University-Mary Johnston College of Nursing Manila, Philippines, Master in Nursing Adult Nurse Practitioner Track and Gerontology Nurse Practitioner Certificate, and Doctor of Nursing Practice from The College of St Scholastica. Her active involvement with Mary Johnston College of Nursing Alumni Association opened the opportunity in the development of intercultural clinical immersion experience. Dr. Diaz is a recipient of the Max Lavine Award for Teaching Excellence 2017 from St. Scholastica.