About Your Dentist

Hannah Aaronson-Barsky, DDS

Dr. Barsky is a general dentist who practices both restorative and aesthetic dentistry. She believes patient comfort and patient education are essential to providing quality dental care.

Before dental school, Dr. Barsky was awarded an Intramural Research Training award at the National Institute of Dental and Craniofacial Research where she was published in cancer studies.

In her spare time, Dr. Barsky enjoys painting, drawing and sculpture. Dentistry has allowed Dr. Barsky to combine working with her hands and practicing health sciences in her career. Dr. Barsky was born and raised in Maryland and currently resides in Montgomery County with her husband and two young children.

Belinda Bariring, DDS

Dr. Belinda Bariring completed her undergraduate studies in New York majoring in Biology and Business Management. She knew from an early age that dentistry was her passion and went straight into dental school, completing her DDS at University of Maryland, Baltimore College of Dentistry. Dr. Bariring was very inspired by her pediatric dentist and followed suit with a passion for working with children.

Dr. Bariring is dedicated to providing children with quality care in a pleasant dental environment. She continues her education with courses in pediatric dentistry.

Dr. Bariring grew up in New York City, but now resides in Columbia, MD with her husband and Pomeranian puppy. She enjoys expanding her knowledge in fitness, nutrition, martial arts, and photography. She also has a black belt in Shotokan Karate and continues to train everyday.

Paul Friedman, DDS

A practicing Periodontist for more than 20 years, Dr. Friedman’s passion is helping patients maintain or achieve a beautiful healthy smile. His expertise extends into all phases of periodontal and dental implant care. His goal is to provide a safe and comfortable dental experience.

His interest in periodontal care began while studying biological sciences at the University of Vermont where he graduated in 1985. He went on to earn both his D.D.S. degree and his periodontal specialty certificate at the University of Maryland School of Dentistry.

Committed to providing the best, most advanced periodontal care, Dr. Friedman keeps up to date on the advances in the dental field by attending courses throughout the country. Dr. Friedman has been a career-long member of the American Academy of Periodontology as well as several other professional organizations and study groups.

Dr. Friedman has lived in Howard County, Maryland for over 20 years. Some of his interests outside the office include spending time with his wife and two teenage sons. He enjoys skiing, cycling, travel as well as good movies and food!

Mohammad Tofigh, DDS, MD

Dr. Tofigh completed his bachelor’s degree in biology at Towson University, graduating magna cum laude. He then attended University of Maryland Dental School in Baltimore where he again graduated at the top of his class (magna cum laude). He went on to continue his education in Oral and Maxillofacial Surgery at the Mount Sinai School of Medicine and Hospital in New York City. During this time, he received his medical degree and completed an internship in General Surgery. In addition, he traveled abroad to Bolivia and Mexico among a team of surgeons treating congenital cleft lip and palate deformities. Dr. Tofigh attended to patients at multiple hospitals in NYC, including The Mount Sinai Medical Center, Bronx VA, Jamaica Hospital, St. Barnabas Hospital and Elmhurst Hospital Center, where he was involved in resident training as an Attending as well, before returning to Maryland. Dr. Tofigh cares for his patients with dedication and professionalism. His professional interests focus on dentoalveolar surgery, third molar removal, dental implants, bone grafting, general anesthesia / IV sedation, corrective jaw (orthognathic) surgery, oral pathology, facial trauma and reconstruction and TMJ disorders. He is particularly interested in utilizing the newest technology in computer-aided surgical treatment planning to gain the highest level of precision and predictability achievable. He has coauthored a chapter in the text book Digital Technologies in Craniomaxillofacial Surgery. Dr. Tofigh is a part of several professional organizations. He is a member of the American Association of Oral and Maxillofacial Surgeons, American College of Oral and Maxillofacial Surgeons, and the American Dental Association. Outside of caring for patients, Dr. Tofigh enjoys spending time with his wife and their two children. He has a passion for nature and outdoor activities.

Joseph Wilson Jr., DDS

Dr. J. Henry Wilson, Jr completed his undergraduate studies at St. Louis University in St. Louis, MO in 1987 with a Bachelor of Arts degree in Biology. He received his Doctor of Dental Surgery (DDS) degree from the University of Maryland, Baltimore College of Dental Surgery in 1991. He continued his training and completed a General Practice Residency program at St. Elizabeth's Hospital in Washington, DC with hospital rotations at the former DC General Hospital and DC Penal System.

Dr. Wilson is especially interested in cosmetic and implant dentistry and is committed to continued excellence in these disciplines of dentistry. In doing so, he continued his studies by training in the postgraduate program in Esthetic Dentistry from the University of Minnesota School of Dentistry completing their Level I curriculum of 100 hours. He has also trained at the Las Vegas Institute of Advanced Dental Studies (LVI) which is recognized as a pioneer in postgraduate dental training. Dr. Wilson is a member of the Academy of General Dentistry (AGD) and the American Academy of Cosmetic Dentistry.

Dr. Wilson was born in Washington, DC but was reared in Prince George's County, MD. He currently resides in Columbia, MD. He enjoys traveling, caring for his niece (of whom he has guardianship) and is very instrumental in activities within his church family.

Hun Shim, DMD

My Mission

“My mission in dentistry is to provide my patients with excellent care to attain beautiful smiles that last.”

Education & Continuing Education

Doctor of Dental Medicine
Case Western Reserve University School of Dental Medicine – Cleveland, Ohio

Master of Science in Clinical Research
Case Western Reserve University – Cleveland, Ohio

Undergraduate Degree
Saint Louis University – Saint Louis, Missouri

Dr. Shim is a diplomate of the American Board of Orthodontics and holds a certificate in Orthodontics from Saint Louis University.

Professional Memberships

Dr. Shim is an active member of the American Dental Association, the American Association of Orthodontics, the American Board of Orthodontics, and the Omicron Kappa Upsilon Dental Honor Society.

Life & Hobbies

When he isn’t practicing dentistry, Dr. Shim enjoys going on food adventures, reading, traveling, and playing tennis.

Aaron Tadayon, DDS

“Some pains are physical, some are mental, the ones that are both are dental.”

My Mission

“Provide the best possible care to patients with the goal of educating them on what is going on in their mouth so that they can do their part in preserving their dentition outside of the office.”

Education & Continuing Education

General Practice Residency
New York University Langone Health Brooklyn – Brooklyn, New York

Doctor of Dental Surgery
University of Maryland at Baltimore School of Dentistry – Baltimore, Maryland

Bachelor of Science in Economics
University of Miami – Coral Gables, Florida

Dr. Tadayon has completed over 50 hours of additional dental education and has received several fellowships.  

Professional Memberships

Dr. Tadayon is an active member of the American Dental Association and the American Association of Endodontists.

Life & Hobbies

When he isn’t practicing dentistry, Dr. Tadayon enjoys basketball, chess, and cheering on the Philadelphia Eagles and Miami Hurricanes.