(423) 247-8172
Colonial Heights
(423) 239-6594
Johnson City
(423) 543-6444
(423) 434-2421


Headshot of Dr. David Marshall, DMD

Dr. David Marshall, DDS

Johnson City, TN Office

Dr. David Marshall is a native of Charlottesville, Virginia. He received a Bachelors of Science in Biology from Virginia Tech University and earned his DDS from the Virginia Commonwealth University School of Dentistry. Dr. Marshall completed an Advanced Education in General Dentistry residency in Abingdon, Virginia through Johnston Memorial Hospital. As part of the founding group of residents, he helped build a community dental clinic in the area, which was created to help meet the growing need for dental care in Southwest Virginia and parts of Tennessee. During this time, he also completed the Alabama Implant Education Course, the Comprehensive Implant Residency Program Course, and an IV Sedation Course through the Foundry Residency program in Bessemer, Alabama.

When Dr. Marshall is not treating patients, he enjoys spending time outdoors and participating in activities such as fishing, kayaking, hiking, and target shooting. Dr. Marshall also enjoys gardening, riding his motorcycle, and attending musical concerts; he has been an avid guitar player throughout his life.

Whether you are seen by Dr. Marshall, or by another Martin Dentistry dentist, we believe every patient deserves to be treated like family.

Our team of devoted, highly-skilled and compassionate professionals are the heart of our practice. By using leading edge technology and personalized care, we deliver world-class service and results to patients in Kingsport and Johnson City, who value dentistry of the highest caliber, and will partner with us to achieve total health and readily refer their family and friends.

Continually building on our legacy of excellence, integrity and hard work, we pride ourselves on making a positive, lasting impact on our community.