Greg Walters, DDS, FAGD


About Us


Greg Walters, DDS, FAGD

“Dentistry is one of the greatest healthcare services an individual can provide”.  Dr. Walters loves being a dentist.  His passion for his profession is quickly seen by patients and the Siloam Smiles dental team.

Born in Ellinwood, Kansas and raised in Wichita, Kansas and Little Rock, Arkansas.  Dr. Walters graduated from the University of Tennessee, Memphis, in 1981.  He purchased a practice is Siloam Springs that year and has never looked back.

He and his wife, Gail, have been married for over 38 years.  They have two married daughters and five awesome grandchildren.

Dr. Walters loves sports, almost as much as dentistry.  He played baseball in college and collects sport’s memorabilia.  He is an avid Razorback fan and an official with the Track and Field events.

He is a member of the Siloam Springs Kiwanis Club, the Greater Northwest Arkansas Ortho Study Club, the American Dental Association and past President of the Northwest Arkansas Society of Dentistry for Children.  He is also a Fellow of the Academy of General Dentistry.  He is studying for the Mastership in the AGD.

Jay Castle, DDS, 

Raised in Texarkana, Arkansas, Dr. Castle graduated from the University of Tennessee, Memphis, in 2017.  Prior to dental school Dr. Castle obtained is Bachelor’s degree in Biology at the University of Arkansas, Fayetteville, in 2013.  He was an active member in the Pre-Dental society, intramural sports, and a member of the traveling tournament Razorback bass fishing team.  Dr. Castle is passionate about his career at as a dentist.  He is caring, friendly, great with children, and offers a variety of treatment for all family members.  He wants to ensure quality work and make each and every one of his patients as comfortable as possible.


Business Administrator

Dental Hygienist
Shannon (RDH)

Terri (RDH)

Treatment Coordinator
Cheri (RDA)

Angie (RDA)

Front Desk Coordinator

Ana (Bi-Lingual/Spanish) (RDA)

Hygiene Coordinator
Karina  ( Bi-Lingual/ Spanish)

Patient Insurance Coordinator