Meet Our Doctors

Tassos Sfondouris, DDS, MS

Professionalism ///

Dr. Tassos

Dr. Tassos Sfondouris was born and raised in Annapolis, MD, and received his Bachelor of Arts degree from Clemson University. He went on to attend the University of Maryland, School of Dentistry where he earned his Doctor of Dental Surgery in 2007 as well as his Specialty Certificate in Periodontics and Dental Implants in 2010. Following the completion of his Periodontal specialty program, he completed a 2-year fellowship training program in “Implants, Periodontics, and Prosthodontics.” This advanced dental training focused on simple to complex restorative procedures such as single to full arch fixed and removable prosthetics, as well as cosmetic dental procedures.


Dr. Sfondouris is a former clinical research associate at the National Institute of Health (NIH), where he was involved in the clinical trial, “Oral Microbial and Immunological Characterization of Patients with Immune Dysfunction.”


Throughout his years in practice, Dr. Sfondouris has been committed to advancing his skills and knowledge through continuing education. He trained directly with the most prominent Clinicians and Institutions including Interdisciplinary Dental Education Academy (IDEA), Dr. Jack Turbyfill, The Pikos Institute, and Spear Education. In addition, Dr. Sfondouris has received advanced training in techniques including Ceramic Restorations, Microsurgical and Plastic Surgical Techniques, All-on-Four Immediate Dental Implant Placement, Periodontal and Bone Regeneration.


In addition to his education and training, Dr.Sfondouris and Dr. Prestipino joined together to create a local Spear Education Study Club in 2016. This study club consists of a group of dentists and specialists who are committed to providing quality comprehensive treatment options for their patients. This group meets monthly to discuss clinical cases, dental topics, new techniques and technologies that help advance their collective dental knowledge.


Dr. Sfondouris is also a current member and past president of the Alpha Omega, Dental Society, DC chapter, as well as a Diplomate of the American Board of Periodontology, Academy of Osseointegration and the American Academy of Cosmetic Dentistry.


Dr. Sfondouris focuses on providing compassionate and personalized dental care from simple to complex procedures. He provides both restorative and surgical care to his patients. He always strives to deliver the highest quality of care with passion, great skill, and attention to detail.


Dr. Sfondouris resides in Bethesda, Maryland with his wife and three children.



Cosmetic Gingival Grafting using Minimally Invasive Techniques, Non-Surgical & Surgical Management of Periodontal Diseases, Occlusal Dysfunctions, Periodontal Regeneration, Bone Regeneration, Sinus Augmentations, Dental Implant Surgeries & Restorations, Teeth In a Day, Smile Makeovers, Treating Complex Restorative & Surgical Cases



The University of Maryland, School of Dentistry: 

Fellowship, Periodontics, Implants & Prosthetics 2012

Periodontics Certificate & Master of Science Degree 2010; Doctor of Dental Surgery Degree 2007

Clemson University, Bachelor of Arts, Biological Sciences