Dr. David Zelby, DDS, a prosthodontist practicing in Marietta, Georgia, has been named a 2026 Castle Connolly Top Dentist. This recognition is awarded to only 10% of the nation's licensed dentists each year, based on peer nominations and a rigorous selection process by the Castle Connolly research team.
Dr. Zelby, who has over 40 years of clinical experience, specializes in complex restorative and aesthetic dental care. His practice, located at 2860 Johnson Ferry Road, Suite 100, focuses on interdisciplinary treatment for patients with failing dental work, implant complications, severe tooth wear, traumatic injuries, congenital conditions, and oral rehabilitation following cancer treatment. Key procedures include advanced implant reconstruction, full-mouth rehabilitation, cosmetic dentistry, and complex restorative treatments, often coordinated with oral surgeons and periodontists to ensure optimal outcomes.
"Being recognized as a Castle Connolly Top Dentist is a tremendous honor because it reflects the respect of my professional peers," said Dr. Zelby. "Throughout my career, I have believed that exceptional dentistry begins with listening, careful diagnosis, and developing a thoughtful treatment plan tailored to each individual. Every patient deserves honest guidance based on experience and evidence to achieve the healthiest, most predictable outcome. To be recognized by Castle Connolly reinforces the values that have guided my career: integrity, compassion, and a commitment to treating every patient like family."
Dr. Zelby earned his Doctor of Dental Surgery degree from the New York University College of Dentistry and completed post-graduate training in prosthodontics. He has contributed to dental education as a former faculty member at Emory University and currently serves as a Clinical Professor at Augusta University. His public service includes years as Chief of Staff at the Ben Massell Dental Clinic, where he continues to serve in an Emeritus role. His civic leadership has earned him the Atlanta Community Service Award, recognition as an Honorary Georgia Senator, and ongoing accolades, including Atlanta Magazine Top Dentist honors.
Castle Connolly Top Dentists are selected based on criteria including medical education, training, and disciplinary histories. Dentists cannot pay to be selected, ensuring the honor reflects genuine professional merit. The full list is published at castleconnolly.com.
