She grew up in Boise, Idaho and graduated from Bishop Kelley High School. She then attended the University of Idaho, earning a Bachelor of Science Degree in Biology in 1999. Sage spent a year studying Spanish language and culture at the University of the Basque Country in Bilbao, Spain, becoming fluent in Spanish. In 2003 Sage completed the Physician Assistant graduate program at Saint Francis University in Loretto, PA and earned a degree of Master of Physician Assistant Sciences. Sage settled back in the Treasure Valley in 2003 and started her career in Ontario, OR as a pediatric Physician Assistant. She remains committed to providing excellent health care to the children of this community.