Meet Our Team
At Heritage Oaks Dental, we strive to make every visit as comfortable and easy as possible for our patients. Our experienced and talented doctors and staff will strive to help you achieve and maintain a beautiful and healthy smile for life.
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Dr. Seth A. Harris, DDS
Originally from Midland, Texas, Dr. Seth Harris graduated from Lubbock Christian University. He then attended Texas A&M University Dental School and continued his education in an advanced general dentistry residency at UT Health Science Center in San Antonio, where he was certified in IV sedation.
Through his dental education and residency, Dr. Harris has gained extensive training in the fields of cosmetic dentistry, full mouth rehabilitation, sedation dentistry, wisdom teeth extractions, and dental implants.
Dr. Harris and his wife, Morgan, have lived in Marble Falls since 2018. They have two children, Vail and Ridge. In his spare time, Dr. Harris enjoys spending time with friends and family, playing golf, playing guitar, and rooting on the Dallas Cowboys.
Credentials and Memberships
﹒Academy of General Dentistry
﹒American Dental Association
﹒Texas Dental Association
﹒Texas Academy of General Dentistry -
Dr. Chaz S. Horton, DDS
Dr. Chaz Horton is a proud native Texan, born in Houston and raised in The Woodlands. He earned his degree in Business Management from Texas Tech University before going on to receive his Doctor of Dental Surgery degree with honors from The University of Texas Health Science Center at San Antonio in 2019.
Dr. Horton prioritizes delivering exceptional dental care in an environment that puts patients at ease through genuine connection and personalized attention.
Dr. Horton now lives in Spicewood with his wife, Kristen, and their daughter, Evie. Outside of the office, Dr. Horton enjoys spending quality time with family and friends. He’s a devoted Houston Astros fan and spends his free time playing guitar, hunting, and attending live music events.
Credentials and Memberships
﹒Texas Dental Association
﹒American Dental Association
﹒Academy of General Dentistry -
Dr. Janelle M. Johnson, DDS
Dr. Janelle Johnson is a native Texan born and raised in Houston. She received her Bachelor of Psychology degree from the University of Texas at Austin and her Doctor of Dental Surgery from the University of Texas Health Science Center in San Antonio.
Dr. Johnson provides services such as fillings, crowns, root canals, extractions, implants, Invisalign, cosmetic dentistry, and Botox treatment.
Dr. Johnson and her husband, Ross, have been in Central Texas for over 20 years, but decided to make Marble Falls their home in 2021. They have two kids, Laird and Paisley. In her free time , when she is not spending time with family, she enjoys yoga, fishing, hunting, golfing, mountain biking, traveling, and any activities on the lake.
Credentials and Memberships
﹒Texas Dental Association
﹒American Dental Association
﹒American Academy of Facial Esthetics