Meet Our Doctors
Dr. Barouir Deirmenjian
As a general dentist, Dr. Deirmenjian is devoted to providing quality, rewarding, and compassionate care to every patient that visits him. Serving as the founder and CEO of B. Deirmenjian and Affiliates, he serves patients at many multi-specialty facilities in California, including Los Angeles, San Gabriel Valley, Riverside and San Bernardino counties and has just added three new locations in the San Diego area.
With nineteen locations in California, B. Deirmenjian and Affiliates serve patients of all ages, from all backgrounds, and from every walk of life. The team of specialists, general dentists, assistants, and benefit coordinators offer a number of services, including: cosmetic dentistry, dental implants, endodontics, family dentistry, oral surgery, orthodontics, pediatric dentistry, and periodontics. They are dedicated to making dental care rewarding, so that individuals have a reason to share their smile.
Before entering private practice, Dr. Deirmenjian served as Dental Director at Guards Dental, where he demonstrated strong leadership skills in operating over 40 locations. Subsequently, he established his own family dental private practices, Smiles West, Desert Dental Group, and Ponderosa Dental Group.
To prepare for his career, he completed his undergraduate studies at the University of California at Irvine, where he earned his Bachelor of Science degree in 1988. Furthering his studies, he went on to obtain his Doctor of Dental Surgery degree from the University of the Pacific Arthur A. Dugoni School of Dentistry in 1999.
Remaining abreast of the latest dental developments, Dr. Deirmenjian is an active member of the American Dental Association and the California Dental Association. He is also a peer-review member at MetLife Insurance and Liberty Dental, sits on the advisory committee of Henry Schein Dental, is a UCLA adjunct professor, and is board-certified by the Dental Board of California.
Revered for his extensive 30+ year leadership background, Dr. Deirmenjian has been voted #100 on the Inc.5000 Series list of the Fastest-Growing Companies in California and #1528 of the Inc. 5000 Fastest-Growing Companies nationally. He was also named one of LA Business of the Year, Best Office by Insurance Companies, and one of the Emerging Dental Groups to Watch 2020 by Group Dentistry Now.
Dentistry, also known as Dental and Oral Medicine, is a branch of medicine that consists of the study, diagnosis, prevention, and treatment of diseases, disorders, and conditions of the oral cavity. Dentists diagnose and treat dental issues and help patients develop better oral hygiene regimens. They clean teeth, correct bite issues, perform surgeries and extractions, and perform other duties to ensure that the teeth and mouth are healthy.
An active member of his community, Dr. Deirmenjian truly enjoys helping the less fortunate and volunteering when he can with food drives and community outreach initiatives. Previously, he has participated in pro bono work for human trafficking victims in the Los Angeles area. He was also involved in a health fair head-start program, senior citizens program, and maintained an affiliation with Veteran Affairs.
In his spare time, he enjoys the outdoors. He is fluent in English, Armenian, Spanish, and French.
Dr. Kereem Husain
Dr. Kereem Husain is a distinctive dental professional who provides compassionate excellence in specialized pediatric dental care. While studying biology at UCLA, Dr. Husain joined community programs that benefited the needy and homeless. While studying abroad in Egypt for a year, he participated in efforts to teach English and help the disadvantaged. Becoming deeply passionate about helping others, Dr. Husain made the decision to become a dentist.
After receiving his degree at UCLA, Dr. Husain earned his Doctorate in Dental Surgery from USC. He went on to attend Yale University, specializing in pediatric dentistry where he worked with children from infancy to teenage years, as well as children with special needs. Dr. Husain received intensive training in prevention, behavior management techniques, and treating child patients under sedation. He graduated in 2015 from Yale with a specialty in the field of pediatric dentistry.
While at USC, Dr. Husain’s diligence and skill put him on the Dean’s List each year. In addition to his studies, he was involved in various humanitarian efforts. As president of USC’s Humanitarian Club, he led dental teams that served in Mexico, Honduras, Haiti, and the Middle East. He decided to specialize in pediatric dentistry because he wanted to help get children’s teeth off to a great start by preventing decay and supporting dental health early in life. Dental appointments can be tough for kids, but Dr. Husain makes it as easy and comfortable as possible and always leaves his patients with a celebratory high five.
Even as a busy professional, Dr. Husain continues to serve the community and he never stops learning. He earned his certificate as a Diplomate of Pediatric Dentistry and is involved with many organizations and their local chapters, including AAPD, ABPD, CDA, and ADA. Dr. Husain is bilingual in English and Arabic and is also learning Spanish.
When he’s not improving dental health for kids, Dr. Husain enjoys travel, family time, and relaxing at the beach. On weekends, you might find him snorkeling, jet skiing, playing basketball, watching the latest Marvel movie, or being the cool uncle to his nephews and nieces.
Dr. Kevin S. Lee
Dr. Kevin S. Lee, DDS, MS, attended Stanford University and earned a BA in human biology. He soon after went to the UCLA School of Dentistry. He then completed his residency at the UCLA section of orthodontics (orthodontics certificate), earned his Master’s at the UCLA School of Dentistry (MS in Oral Biology) and his American Board of Orthodontics Certification. During his dental education, Dr. Lee became fascinated by human craniofacial development and decided to pursue orthodontics, which is the clinical specialty closely related to growth and development of the head. He is a member of the American Board of Orthodontics, the American Association of Orthodontists, the Pacific Coast Society of Orthodontists, the International Association for Dental Research, the American Association for Dental Research and the American Dental Association.
Outside of the office, Dr. Lee enjoys playing and watching soccer (he is an avid FC Barcelona fan), soaking up the California sunshine, traveling and driving sports cars (he is a Porsche fanatic).
Dr. Ali Alviri
Dr. Ali Alviri is a distinguished general dentist who joined our practice in 2023, bringing with him a wealth of knowledge and experience in the dental field. Born in Iran, Dr. Alviri was raised in Southern California, where he developed an early interest in dental sciences. He pursued his undergraduate studies at the University of California, Los Angeles (UCLA), earning a Bachelor of Science degree, and later attained his Doctor of Dental Surgery (DDS) in 1991 from the University of Southern California (USC). Committed to staying at the forefront of dental techniques and practices, Dr. Alviri has enriched his expertise through numerous continuing education courses in endodontics, periodontics, and restorative dentistry.
A respected member of the dental community, Dr. Alviri is affiliated with the American Dental Association (ADA) and the Western Los Angeles Dental Society (WLADS). His passion for the dental profession is rooted in the joy of helping people with their dental needs, finding immense satisfaction when patients accept the care they require for healthier smiles. What Dr. Alviri treasures most about his profession is the daily interaction with his patients, fostering a relationship built on trust and care.
The combination of a supportive team, excellent patients, and a vibrant workplace atmosphere makes every day at the practice a fulfilling experience for Dr. Alviri. Outside of his professional life, he is a dedicated family man who enjoys spending quality time with his children.
Dr. Duy Nguyen
Born and raised in Vietnam, Dr. Duy Nguyen came to the US when he was 18 years old. He earned his BSEE from the University of Washington in 1991, followed by a DDS from UCLA in 1999. Furthering his knowledge and professional skills, Dr. Duy has also undergone extensive training in oral surgery and dental implants.
Dr. Duy’s passion for dentistry includes making dental visits as comfortable as possible for each patient as he realizes that most patients may not necessarily enjoy going to the dentist. He thoroughly enjoys interacting with dental patients, truly listening to them, addressing dental problems, and creating trust.
Dr. Duy is the proud father of two. One has graduated from UC Berkeley with a business major and the second is in high school and is a strong swimmer. He also has a dog named Bingo. Outside of the office, he enjoys spending time with family and socializing with friends.