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Meet Our Doctors

Dr. Barouir Deirmenjian

General Dentist & Owner of B. Deirmenjian and Affiliates

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. Shen

Dr. Jianxiong Shen

General Dentist

Dr. Jianxiong Shen, originally from the Inland Empire, has built a distinguished career in dentistry, rooted in her deep academic background and passion for enhancing smiles. A proud alumna of UCLA, she excelled in her studies, earning a bachelor’s degree in biology, which laid the foundation for her career in the dental field. Her educational journey didn’t stop there, as she continued to pursue her aspirations in San Francisco. At the University of the Pacific, Dr. Shen achieved a significant milestone by earning her dental degree, equipping her with the knowledge and skills necessary to excel in her profession.

Having joined Smiles West in 2023, Dr. Shen brings over a decade of invaluable clinical experience in general dentistry. Her dedication and expertise are evident in her passion for improving patients’ lives, not just through dental health, but also by boosting their confidence through smile-enhancing care.

In her personal time, Dr. Shen enjoys the skill of cooking and baking, activities she loves sharing with her family. Additionally, she loves to explore new cuisines. This balance of professional dedication and personal passions highlights her holistic approach to life and work, making her a cherished member of our team.

Dr. Jara

Dr. Javier Jara

General Dentist

Born in Barranquilla, Colombia, and raised there until moving to the U.S. at the age of 20 to join his family, Dr. Jara has always valued community and family ties. This is evident in both his professional and personal life. Professionally, he finds immense joy in working for the community, helping patients with their dental needs, and especially enjoys seeing his patients gain confidence through their smiles. 

Dr. Javier Jara began his journey in the dental field after graduating from Universidad Estatal de Guayaquil in 1982. His passion for continuous learning led him to complete courses in orthodontics, implantology, and prosthodontics, further enhancing his expertise. Though not affiliated with any specific organizations, Dr. Jara’s commitment to his profession is unwavering. He joined our practice in April 2023, bringing with him a wealth of knowledge and a deep enthusiasm for dental health.

Outside of work, Dr. Jara cherishes spending time with his family, including his two children, 18-year-old Olga and 12-year-old Joshua, and their pet dog. His hobbies include going to the gym and running in the park, activities that reflect his commitment to a healthy, balanced lifestyle. For Dr. Jara, the teamwork at his practice and the daily interactions with patients are the highlights that make every day fulfilling and enjoyable.

Dr. Aminian 3

Dr. Leyli Aminian

General Dentist Specializing With Children

Dr. Leyli Aminian was born and raised in Tehran, Iran. At the age of 16, she moved to Paris, France. Then, at 19 years of age, she moved to Los Angeles, California. 

In 1990, Dr. Leyli earned her Bachelor of Arts in chemistry from Whittier College, graduating with honors. In 1994, she earned her Doctor of Dental Surgery from USC.

Joining our practice in 2011, Dr. Leyli has been passionate about many aspects of dentistry including giving function, creating aesthetics, and repairing a tooth which is in pain or severely damaged. She enjoyed seeing patients happy and pain-free. It’s the biggest reward when she is able to see a patient follow home care instructions and experiences successful treatment. 

Dr. Leyli’s goal is to help and touch as many human lives as possible, especially underprivileged children. Outside of the office, she enjoys fitness classes, yoga and traveling.

Dr. Azizollah Maghen

Oral & Maxillofacial Surgeon

Dr. Azizollah Maghen attended the Harvard School of Dental Medicine and the University of California, San Francisco’s Medical School where he completed his maxillofacial surgery residency (Golden Key and Order of Omega). As his patient, you can expect comprehensive care, and to be treated with compassion and without abandonment. Each patient even receives his mobile number after each visit. Dr. Maghen is a member of the American Association of Oral and Maxillofacial Surgeons, the California Association of Oral and Maxillofacial Surgeons, the American Board of Oral and Maxillofacial Surgery and the CDSA.

Outside of the office, he loves volunteering to lecture at the UCLA School of Dentistry. His favorite TV show is Suits, and his favorite vacation spot is anywhere that is 80 degrees. He is happily married with two children and a dog.

Dr. Avo Babian


Bio coming soon.

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    Our Stance on COVID-19

    We understand that this is an unprecedented time for many patients with the coronavirus still being an active concern. However, more than ever before, your oral health plays a crucial role in your overall health. The mouth is the gateway to the body, but when common oral infection and disease take hold, it impacts your immune system! This can make you more susceptible to becoming sick in the future. Your best defense is good oral health, and maintaining your regular dental appointments makes that possible. We are following all CDC guidelines to provide our patients and team with a healthy and safe environment to provide life changing dental care.