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Mahshid Majlessi Koopaeei, DMD, MSc, is a highly skilled oral health physician who takes a calming approach to patient care. As one of the leading providers at K Street Dental & Orthodontic Group in Washington, D.C., and Gaithersburg, Maryland, Dr. Majlessi takes the time to ensure each patient receives high-quality, comfortable treatment. 

Dr. Majlessi attended the University of Michigan in Ann Arbor, where she received her Master of Science and a certificate of specialty in endodontics. She received her Doctor of Dental Medicine from the University of Pennsylvania in Philadelphia, where she was part of the clinical honors program and recipient of the Pre-Doctoral Endodontic Program Outstanding Clinical Award. She’s also a diplomate of the American Board of Endodontics.

In addition to her work in patient care, Dr. Majlessi is published in the Journal of the American Dental Association. She is also a current member of the American Association of Endodontics. She is bilingual, speaking both English and Farsi.

When she’s free, Dr. Majlessi spends much of her time with friends and family. She also enjoys painting, sports, and participating in fitness events. 

Dr. Kopal Agarwal is a general dentist in Sterling VA. She graduated from Tufts University – School of Dental Medicine, Boston MA with Doctor of Dental Medicine and Bachelor of Dental Surgery from Meerut University, India. She practiced as a General Dentist in India before attending Tufts University, where she received rigorous training in General Dentistry. She has volunteered at several non-profit dental camps.

She is caring and compassionate with a goal of providing the highest standard of dental care to each of her patients. She enjoys treating adult and pediatric patients. In her free time, Dr. Agarwal enjoys spending time with her family and friends.

Dr. Pariana Tung  has been gaining clinical and research experience and working as an associate dentist since 2003, she has now opened her own practice to continue providing her patients with the personalized care they deserve. After being the top student in her class all four years of dental school, she graduated on the Dean’s List from Howard University Dental School in 2003 and is a member of Omicron Kappa Upsilon. She is a current member of the National Dental Honor Society. She aims to exceed clinical excellence and expectations. As a dental professional, she stays up to date on the latest technology in Dentistry in order to provide the most current treatment options for her patients. She has been recognized with the Top Dentist Award by Consumer Research Counsel of America. 

With several years of dental experience Dr. Pariana Tung strives to achieve excellence and build trusting and honest relationships with each patient. As a doctor she recognizes that her patients are all unique individuals who have placed a great amount of trust in her and her team. That is another reason why at Signature Smiles Dentistry there is a comfortable patient and doctor relationship.

Her kindness, humbleness, friendliness and strong desire for perfection remain unmatched among others in the dental field. Besides Dentistry she has extensive research experience working as a research fellow in Plant Biology and Biochemistry in University of Calgary, Canada. She received her M.Sc, M.Phil and Ph.D degree in plant biology. 

Her passion in research and dentistry has inspired her to provide the best possible dental care for her patients. Dr. Tung's strong foundation, knowledge and experience is derived from her excellent background in science, research and dentistry. 

In her spare time, Dr. Pariana Tung enjoys cooking, gardening, reading, spending time with her husband and two children, and sharing funny jokes with family, friends and even patients.

Dr. Kopal Agarwal is a general dentist in Sterling VA. She graduated from Tufts University – School of Dental Medicine, Boston MA with Doctor of Dental Medicine and Bachelor of Dental Surgery from Meerut University, India. She practiced as a General Dentist in India before attending Tufts University, where she received rigorous training in General Dentistry. She has volunteered at several non-profit dental camps.

She is caring and compassionate with a goal of providing the highest standard of dental care to each of her patients. She enjoys treating adult and pediatric patients. In her free time, Dr. Agarwal enjoys spending time with her family and friends.

Dr. Rex Cho, DDS 
Experienced Dentist Committed to Excellence in Patient Care.

Dr. Rex Cho is a highly skilled and compassionate dentist based in Maryland, with over 25 years of experience in providing exceptional dental care to patients of all ages. Since beginning his practice over two decades ago, Dr. Cho has established a strong reputation for his commitment to the highest standards of patient care and ethics. He strives to deliver comprehensive, patient-centered dental services, ensuring that each individual receives the best possible treatment in a comfortable and supportive environment.

Dr. Cho is proficient in a wide range of dental specialties, including orthodontics, endodontics, oral surgery, and preventive care. His expertise spans across various aspects of dentistry, allowing him to address the diverse needs of his patients, whether it's routine maintenance or more complex procedures. He is passionate about enhancing his patients' oral health and providing them with long-term solutions that promote overall well-being.

Dr. Cho’s patients appreciate his gentle approach, his dedication to providing quality care, and his ability to make each visit a positive experience. Whether you’re seeking routine preventive care or specialized treatment, Dr. Cho is here to guide you every step of the way, offering expert care in a warm, friendly setting.

Throughout his career, Dr. Cho has remained dedicated to continuous professional growth and learning. Despite his extensive experience, he believes in staying current with the latest advancements in dentistry. He actively pursues opportunities to expand his clinical knowledge and refine his skills, ensuring that he remains at the forefront of dental innovation.

Dr. Cho is a registered provider for SPARK Clear Orthodontic Aligners, an innovative orthodontic solution that offers patients a discreet, comfortable, and effective way to straighten their teeth. As part of his dedication to providing cutting-edge care, Dr. Cho stays up-to-date with the latest advancements in dental technology and techniques, consistently pursuing personal and professional growth. His ongoing commitment to learning ensures that his patients benefit from the most current and effective treatments available.

A member of both the American Dental Association and the Maryland State Dental Association, Dr. Cho is deeply involved in the dental community, continually seeking to improve his clinical skills and knowledge. He believes in the importance of lifelong learning and never rests on his accomplishments, always striving to enhance his expertise and better serve his patients.

Beyond his professional endeavors, Dr. Cho enjoys spending his free time on the golf course. This hobby provides him with a way to relax and maintain a healthy work-life balance. However, his true passion remains providing excellent dental care and making a positive impact on the lives of his patients.

With over 25 years of experience and a passion for ongoing growth, Dr. Rex Cho continues to be a trusted dental professional, providing the highest level of care and expertise to the Maryland community.

Leah Coutts, DMD, is an Associate General Dentist at Nova Dental Partners in Alexandria, Woodbridge and Fairfax, Virginia. She is committed to providing quality dental care while simultaneously creating a gentle, comfortable, and friendly environment for each patient. She prides herself on understanding each patient’s unique needs and making each patient feel at home in our office.

She received her undergraduate degree in Behavioral Neuroscience before she attended Tufts University School of Dental Medicine for her Doctor of Dental Medicine (DMD). Shortly after, she completed an Advanced Education of General Dentistry Residency at the University of Connecticut. Although her formal education has come to a close, Dr. Coutts believes in the never-ending advancement of knowledge through continued education courses.

Dr. Coutts is a Boston native. When she is not in the office, she enjoys taking trips to New England to visit family and friends. She loves to try new restaurants/cuisines, travel, and spend time with her loyal canine companion, Zoey.

Kamran Tavakkoli, DMD is a skilled family and cosmetic dentist practicing at Nova Dental Partners in Alexandria, Woodbridge and Fairfax, Virginia. 

Dr. Tavakkoli earned his Doctorate of Dental Medicine from Temple University School of Dentistry in 2002. He also received training at the prestigious Dawson Academy for Advanced Dental Studies, where he studied under a large faculty of senior practicing dentists from around the world. He is a dedicated professional and regularly pursues continuing education. He is currently working on his postgraduate degree in aesthetic dentistry from the University of Minnesota.

At Nova Dental Partners in Fairfax, Woodbridge, and Alexandria, he practices quality dental care as well as complex, comprehensive care. He stands by a commitment to serve individuals, families, active service members, and surrounding communities with dental healthcare that is second to none. Dr. Tavakkoli's unique approach to every patient’s situation is highly personalized and entirely comfortable.

Dr. Tavakkoli is a member of the Academy of General Dentistry, American Academy of Implant Dentistry, and the Alexandria Dental Society. Dr. Tavakkoli is also a member of the American Academy of Dental Sleep Medicine (AADSM), the leading national organization representing dentists who treat sleep-related breathing disorders, including obstructive sleep apnea (OSA) and snoring.

He volunteers his time and services whenever he has the opportunity, working with Northern Virginia Dental Clinic and its wonderful staff to provide dental services to low-income residents. He is proud to have received designation as a Diamond Invisalign® Provider and is certified in oral sedation. In addition, the Consumers’ Research Council has recognized Dr. Tavakkoli and his brother as America’s Top Dentists for Cosmetic and General Dentistry. They are also proud to have been named Top Dentist by Northern Virginia Magazine and Virginia Living Magazine.

Kaveh Eden, DMD, Kaveh Eden, DMD, is a skilled general and cosmetic dentist practicing at Nova Dental Partners in Alexandria, Woodbridge and Fairfax, Virginia. 

He is a Georgia native who completed his undergraduate studies at Young Harris College before earning his Doctor of Dental Medicine degree from Temple University Kornberg School of Dentistry. His passion for dentistry was inspired early on by his uncle, the first dentist in his family. Now the sixth dentist in his family, Dr. Eden continues that legacy, focusing on providing exceptional care in a welcoming and professional environment.

Dr. Eden is committed to making dental visits as comfortable and stress-free as possible. He believes in educating his patients about their oral health so they can make informed decisions and take an active role in their care. Known for his attention to detail and compassionate approach, he strives to create a positive experience for every patient, whether they’re in for a routine checkup or more complex dental work.

Outside of the office, Dr. Eden enjoys hiking, discovering new restaurants in the area, and unwinding with his two cats, who never fail to keep him entertained.