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Meet Our Doctors

Our Team

Our friendly, dedicated, and energetic team is committed to working with you and your family to create a positive dental experience every time you visit our practice. We welcome you with warm smiles to our practice!

Our dentists are committed to providing superior patient care and to making your dental experience as comfortable and rewarding as possible. They do so by using the latest advances in general care, cosmetic dentistry, and implant dentistry.


Our Doctors


Roman Cibirka, DDS

Roman M. Cibirka, DDS

University of Michigan, 1988 |
Member of Omicron Kappa Upsilon, AUPhi and Academy of Prosthodontics

Dr. Cibirka is a Maxillofacial Prosthodontist educated at the University of Michigan where he graduated first in his class and also completed his residency there in 1988.

  • He maintained a private practice in Michigan until he relocated to Georgia in 1996 where he blended clinical care as a tenured professor with administrative duties as Executive Vice President and Vice Provost for Georgia Regents University and Medical College of Georgia Health Center. Dr. Cibirka is internationally recognized for his achievements as a health education and awareness innovator using advanced technologies including mobile and wearable devices, virtual and high fidelity simulation.

    Dr. Cibirka has maintained a position as a strategic advisor in health care education and technology innovation for Fortune 500 companies and leading dental manufacturers. He is on the Editorial Boards for two dental journals. Dr. Cibirka is a member of the highly selective Omicron Kappa Upsilon, AUPhi and Academy of Prosthodontics.

    Dr. Cibirka has over twenty funded research projects and published numerous articles on enhancing patient quality of life outcomes, dental implants and dental materials. He has lectured on every continent in the world on topics relating to prosthodontics oral rehabilitation, dental implants, esthetic restorations, digital dentistry, educational innovation, technology, virtual simulation, biocompatibility and forensics.

    Dr. Roman Cibirka is also the treating dentist for the Atlanta Gladiators Hockey Team

  • Dr. Abdelnaser Mohammaed, DDS

    Dr. Abdelnaser Mohamed, DDS

    Bachelor of Dental Surgery B.D.S from Garyounis University | Doctor of dental Surgery D.D.S from University of Detroit Mercy | Postdoctoral Certificate In Prosthodontics from Augusta University (formerly Medical college of Georgia)

    Dr. Mohammaed is an talented dentist with more than 17 years experience in private practice and academic institutes. He works very hard to make his patients' dental experience easy and enjoyable; he provides optimal dental care, understands your desire for the best dental services that are appropriate for your circumstances and objectives.

    Dr. Mohammaed is a Prosthodontist, he completed an Advanced Education residency training in Prosthodontics focusing on fixed, removable, and maxillofacial prosthesis with a strong emphasis on dental implants, full mouth makeover and Cosmetic Dentistry. He is dedicated to lifelong learning and has since gone on to ensure that he stays at the top of his profession by ensuring he is up to date on the various innovations in the field of dentistry and stays current with continuing education in the latest dental techniques and procedures. He attended the American Academy of Implant Dentistry MAXI Course, Pankey Institute's Aesthetic course, and many other well recognized dental courses.

    He is board eligible of the American Board of Prosthodontics, and a member of the American College of Prosthodontists, The American Dental Association and the Academy of General Dentistry. He is selected as one of America's Best Dentists in 2016, and was chosen by Detroit Hour Magazine in 2015 as one of the best dentist serving the Detroit area. Dr. Mohammaed is married and has two daughters. He enjoys time with his family, cooking and playing soccer.


  • Specialist

    As an added service to our patients, Dr. Izarra, Periodontist, has agreed to frequent our office and provide her services at our office. She is not a member of Lawrenceville Dental Associates, but is excited to help bridge the gap when referring you to a specialist.

  • Andreina Izarra, DMD

    Andreina Izarra, DMD

    Dental Medicine Degree, Postdoctoral Certificate in Periodontics at Nova Southeastern University | Board-certified Periodontist | Member of American Academy of Periodontology | Member of American Dental Association | Member of Georgia Dental Association.

    Dr. Izarra completed both her Dental Medicine Degree and three-year surgical Postdoctoral Certificate in Periodontics at Nova Southeastern University in Fort Lauderdale, Florida. There she received extensive experience in traditional periodontics, as well as cutting-edge regenerative treatment, dental implant surgery with ridge and sinus augmentation, and cosmetic periodontal plastic surgery procedures. In addition, she is certified in Wilckodontics (Accelerated Osteogenic Orthodontics). Upon graduation, she has worked in private practice in Georgia limited to periodontics and implant dentistry and as a Clinical Assistant Professor at the College of Dental Medicine at the University of New England sharing her knowledge to the next generation of dentists.

    Dr. Izarra is involved with multiple local and national dental organizations, which allows her to stay current in the evolving field of dentistry. She is a board-certified Periodontist, a Diplomate of the International Congress of Oral Implantologists, a previous Student Ambassador for the American Academy of Periodontology Foundation, and an active member of the American Academy of Periodontology, American Dental Association, and Georgia Dental Association. In addition, Dr. Izarra is fluent in both English and Spanish.

    Dr. Izarra is thrilled to be back in Atlanta and call it home. When away from the office, she enjoys spending time with her husband, cooking, reading, working out, and traveling.

Our Happy Customers

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