Mistie was born and raised in Winchester, VA. She graduated from John Handley High School in 1997 and Lord Fairfax Community College-Virginia Western Community College joint venture program in 2004, with an associate degree in dental hygiene. She has been with Winchester Dental since 2005.
Mistie is a member of the American Dental Hygienist Association and has represented the local component of the Virginia Dental Hygienist Association. serving in roles of secretary, vice-president, and president. She loves her career as a dental hygienist. It has allowed her to meet, care for, and educate countless people through private practice and community outreach projects. When not providing top-notch care at Winchester Dental, she and her husband David are raising their son and daughter in Stephens City, VA.