Taylor is our front desk assistant. Her cheerful disposition always puts a smile on everyone's face. She is a great addition to the team and is always willing to lend a helping hand.

Lisa, our Dental Assistant, graduated from Florida College of Dental Careers in 1985 and has been working in the Jacksonville area for over 25 years. Lisa enjoys working closely with her patients. Her warm and welcoming personality immediately puts our patients at ease.

Dr. Greenwalt is a Dentist in Mandarin/Julington Creek/South Jacksonville, located on San Jose Blvd next to Sonny's.

Codi is our registered Dental Hygienist. She grew up and received her dental assisting and hygiene training in South Florida. After years of experience in South Florida's dental community, she moved to Jacksonville and joined our practice in 2006. Codi's sensitivity and commitment to her patients' care make her a vital part of our practice. She enjoys spending time with her husband and two children.

Dental Assistants


Meet Our Family Tree

Brandon Greenwalt DMD, M.A.


Office Staff

​Where patients are family!



     Dr. Greenwalt graduated from The University of Florida College of Dentistry.  He is an active member in the American Dental Association and the Academy of General Dentistry.  Dr. Greenwalt had been helping to train future dentists to treat both children and adults as a Courtesy Faculty at the University of Florida College of Dentistry from 2012-2016. He has a passion for dental mission trips and often goes to Nicaragua with the Christian Medical Dental Association (CMDA).  His wife, Julie, is a Radiation Oncologist with Baptist M.D. Anderson in Jacksonville.  They have a 5 year old son, Aiden; a 3 year old son, Carson; and a new baby girl, Analee.  At Greenwalt Family Dentistree we treat all patients like family and strive to both educate and treat our patients with the newest technology and best possible care! Whether you are looking for a Dentist in Mandarin or a Dentist in Julington Creek areas we are excited to treat you and your family!