About
Matthew Thomas, DO brings an unusually broad background to family medicine at Genesis Healthcare Center. Before attending medical school, he worked as a civil engineer. He earned his medical degree from Nova Southeastern University in Fort Lauderdale, Florida, graduating in 2005.
Upon graduation, Dr. Thomas went on active duty with the United States Army. He earned his Family Medicine board certification while stationed at Fort Belvoir, Virginia. After receiving an honorable discharge, he spent several years in emergency medicine. That experience deepened his clinical instincts before he added a second board certification in Addiction Medicine. He and his family have called northeast Tennessee home since 2011.
Education & Training
Medical School
Nova Southeastern University, Fort Lauderdale, Florida
Additional Training
Civil engineering career prior to medical school; active duty U.S. Army; emergency medicine experience post-military
Certifications
Who is Dr. Thomas right for?
Dr. Thomas suits adults and families seeking thorough, relationship-driven primary care. His background in emergency medicine makes him well-suited for patients with acute concerns alongside ongoing health needs. Patients managing addiction or substance use disorders benefit from his board certification in Addiction Medicine. His training spans engineering, military service, and emergency care, giving him a grounded, practical approach to patient problems.
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Internal MedicineFrequently Asked Questions
Dr. Thomas holds board certifications in both Family Medicine and Addiction Medicine. S. Army at Fort Belvoir, Virginia. He added his Addiction Medicine certification after his military service, during his years in emergency medicine.
Dr. Thomas earned his medical degree from Nova Southeastern University in Fort Lauderdale, Florida. He graduated in 2005 and went directly into active duty military service after completing his degree.
Yes. Dr. Thomas holds board certification in Addiction Medicine. He sees patients navigating substance use concerns as part of his broader family medicine practice at Genesis Healthcare Center.
Dr. Thomas worked as a civil engineer before attending medical school. That analytical background informs a methodical, problem-solving approach to patient care.
Yes. Dr. Thomas served on active duty with the United States Army after graduating from medical school in 2005. He received an honorable discharge and later worked in emergency medicine before joining Genesis Healthcare Center.
Dr. Thomas sees patients of all ages for primary and family medicine at Genesis Healthcare Center. He also sees patients with addiction medicine needs. His emergency medicine background makes him comfortable handling both acute illnesses and long-term chronic disease management.
Dr. Thomas and his family have lived in northeast Tennessee since 2011. He has been part of the Genesis Healthcare Center team and serves the Johnson City community.
Doctor profile last updated June 11, 2026