Nicholas Leon-Guerrero, DDS

Endodontist located in Alexandria, VA, Arlington, VA & Falls Church, VA

About Dr. Leon-Guerrero


Nicholas Leon-Guerrero, DDS, combines expert training with valuable experience to deliver his patients with compassionate and effective endodontic care. Dr. Leon-Guerrero is proud to serve patients in Alexandria, Arlington, and Falls Church, Virginia, with the team at Dominion Endodontics. 

Dr. Leon-Guerrero earned his Bachelor of Science at the University of the Pacific in Stockton, California. Following his undergraduate studies, Dr. Leon-Guerrero earned his Doctor of Dental Surgery at the University of the Pacific Arthur A. Dugoni School of Dentistry in San Francisco, California. 

After moving to Brooklyn, New York, Dr. Leon-Guerrero completed a general practice residency at Kings County Hospital Center. He furthered his training by earning his certificate of endodontics from the prestigious Columbia University College of Dental Medicine in New York City. 

To stay current in his field, Dr. Leon-Guerrero maintains professional memberships with the American Dental Association, Virginia Dental Association, Northern Virginia Dental Society, and American Association of Endodontists. He is also a member of the American Academy of Orofacial Pain and the International Association of Dental Trauma. He regularly receives continuing education through the Penick Study Club and the Virginia Academy of Comprehensive Dentistry. Dr. Leon-Guerrero is a member of the Executive Committee for the Northern Virginia Dental Society.

Dr. Leon-Guerrero stays active in his community by volunteering at the Northern Virginia Community Dental Clinic. He has completed several humanitarian trips as well to countries like Jamaica, Dominican Republic, Guatemala, and Fiji. Dr. Leon-Guerrero is also the president of the Columbia University Endodontic Alumni Association.

Dr. Leon-Guerrero is a Board-Certified Endodontist, and a Diplomate of the American Board of Endodontics. He is also proud to have achieved the rank of Eagle Scout from the Boy Scouts of America.

Dr. Leon-Guerrero has been recognized as a TOP DOCTOR

See some of Dr. Leon-Guerrero’s tough cases on his Instagram page