Cosmetic Dentist in Green Brook, NJ

Meet Arlene O’Brien, DMD, FAGD

Dr. Arlene O’Brien is committed to helping patients achieve good oral health and obtain the smile of their dreams through a wide range of restorative, advanced, and cosmetic dental solutions. She truly cares about her patients’ well-being, listening closely to their concerns and tailoring treatment to address their unique needs. With over 15 years of dental experience in private practice, Dr. O’Brien has advanced skill in the full breadth of general and family dentistry. Dr. O’Brien enjoys treating families and providing people with a dental home.

Education & Training

Dr. O’Brien completed her undergraduate education from Rutgers University, graduating with high honors in psychology and biology. She was then accepted into the BA/DMD joint program through Rutgers University and New Jersey Dental School (formerly University of Medicine and Dentistry of New Jersey). After earning her DMD, Dr. O’Brien trained in a hospital residency at the Jersey Shore University Medical Center, where she remains involved as a resident supervisor for post-doctoral training.

In addition to her foundational dental education, Dr. O’Brien completed fellowship training from the Academy of General Dentistry—a prestigious program completed by only about 6% of general dentists in the U.S. and Canada. To achieve this status, Dr. O’Brien was required to pass a rigorous exam and demonstrate her lifelong dedication to continuing education, completing 500 credit hours of continuing education courses.

Dr. O’Brien is involved with organized dentistry through leadership positions within the Academy of General Dentistry and the New Jersey Dental Association. She is passionate about her profession and enjoys being involved.

Professional Associations

• Fellow of the Academy of General Dentistry
• Member of the American Dental Association
• Member of the New Jersey Dental Association
• Committee Member of the Dental Practice Council of the Academy of General Dentistry
• President of the New Jersey Academy of General Dentistry
• Resident Supervisor of the Jersey Shore University Medical Center Dental Clinic

When not helping patients at Cornerstone Dental in Green Brook, Dr. O’Brien lives in Middlesex County with her husband and two daughters.