About Martin Dentistry

Family Dental Care at Martin Dentistry
Your smile deserves the best care, and Martin Dentistry is here to provide it for patients of all ages. Our wide range of services—from preventative care such as teeth cleanings to advanced restorative treatments—ensures that your oral health is always a priority. Whether you’re looking for cosmetic enhancements, wisdom teeth removal or emergency dental services, our team is equipped to meet your needs with personalized, high-quality care.
With five conveniently located offices, we make family dental care easy and accessible. During your next visit, we can discuss your dental goals and help you achieve a healthy, confident smile. Schedule an appointment today and experience the difference at Martin Dentistry.
Schedule an AppointmentConvenient Hours & Locations
We understand that life gets busy, which is why we offer flexible hours and same-day treatment options for dental emergencies. With five office locations in Tennessee, our friendly and experienced team is ready to assist you.
View LocationsAffordable Payment Options
Your dental care should fit your budget. That’s why we accept most major dental insurance providers and offer flexible financing options, including an in-house savings plan.
View Finance InformationFamily Dental Care Services
Your family’s smiles are important to us, and we’re here to make every visit as comfortable and stress-free as possible. Our updated offices, advanced technology and compassionate staff create an experience focused on your comfort and oral health.
View All Dental ServicesMeet Your Dental Care Team

Andrew Armbrister, DDS
Dr. Armbrister is a lifelong resident of the Tri-Cities area and has been practicing dentistry since 2002. With a focus on sedation dentistry and Invisalign®, he is passionate about helping patients achieve their best smiles in a calm and comfortable environment.

Ashley Hinkle, DMD
Dr. Hinkle earned her DMD at Roseman College of Dental Medicine and was actively involved in leadership and community service during her education. She enjoys spending time with her family and providing care that combines professionalism and a personal touch.

Austin Gambrel, DMD
Dr. Gambrel, a Kentucky native, is dedicated to comprehensive care, particularly oral surgery and endodontics. When he’s not serving his patients, he loves spending time with his family and exploring the great outdoors.

David Marshall, DDS
Dr. Marshall has a strong background in implant dentistry and IV sedation, having completed advanced education and residency programs. His passion for community dental care and his wide-ranging interests make him a valued part of our team.

Devanshi Patel, DDS
Dr. Patel brings a wealth of expertise in restorative and implant dentistry, backed by her international and U.S.-based training. She is dedicated to full-mouth rehabilitation and enjoys cooking and family time outside of work.

Dustin Murray, DDS
Dr. Murray is known for his patient-centered approach and commitment to providing high-quality dental care. His warm demeanor ensures that patients feel at ease during their visits.

Hannah Pinter, DMD
Dr. Pinter is passionate about rural dentistry and ensuring access to quality care. With a background in molecular biology and global experiences, she combines science and compassion in her practice.

Jack Holly, DDS
Dr. Holly has been serving the Elizabethton community since 1976 and is renowned for his extensive contributions to the field and his local involvement. He continues to set the standard for excellence in dental care.

Jenni O’Malley, DMD
Dr. O’Malley is a U.S. Army veteran who is strongly committed to community service. Her expertise spans general dentistry and advanced education, and she provides comprehensive care for her patients.

Katie Allen, DDS
Dr. Allen specializes in both general and cosmetic dentistry, including facial aesthetics. A Kingsport native, she combines advanced training with a love for her community.

Kevin Martin, DDS
Dr. Martin joined Martin Dentistry in 2003 and has extensive experience in dental implants and Invisalign®. His focus on continuing education ensures that his patients receive cutting-edge care.

Olivia Fast, DMD
Dr. Fast is passionate about serving the Tri-Cities community where she was raised. She brings a patient-focused approach to general dentistry and enjoys outdoor adventures in her free time.

Stephanie Till, DDS
Dr. Till is a board-certified periodontist with a focus on treating gum disease and performing cosmetic procedures. Her commitment to excellence and community makes her an integral part of our team.
Advanced Dental Technology for Your Care
Our state-of-the-art dental office combines innovation with expertise to provide top-tier family dental care. Advanced tools such as digital X-rays and intraoral scanners allow us to detect issues early, create accurate treatment plans and enhance your overall experience.

Digital X-Rays
Our digital X-rays offer a safer, faster and more detailed diagnostic experience. By using reduced radiation and quick imaging, we ensure accurate results while prioritizing your health and safety.

Digital Intraoral Camera
The intraoral camera provides high-definition images of your teeth and gums, helping us detect hidden cracks or stress marks. This advanced tool enhances our ability to educate you about your dental health while improving diagnostic accuracy.

Cone Beam Computed Tomography
CBCT provides 3D imaging of your teeth, jaw and surrounding structures for precise treatment planning. It’s especially valuable for implants, orthodontics and complex cases.

iTero Scanner
The iTero scanner creates precise 3D digital impressions without the discomfort of traditional molds. It’s ideal for planning orthodontic treatments, crowns and other restorations with unparalleled accuracy.

Chairside Economical Restoration of Esthetic Ceramic
CEREC technology allows us to design and fabricate crowns and other restorations in just one visit. Enjoy the convenience of same-day treatments with long-lasting, natural-looking results.

Soft Tissue Laser
Our soft tissue laser makes gum treatments more comfortable and efficient by minimizing pain, swelling and recovery time. This innovative tool ensures better outcomes with less invasive care.

3D Printer
The 3D printer allows us to create custom dental appliances, models and restorations with incredible precision. This cutting-edge technology streamlines the process, saving you time while improving your treatment experience.