Attention Medi-Cal Dental patients! When arriving for your appointment, please have your Medi-Cal Dental ID Card ready. This is necessary for the coverage of your treatments. More information can be found at https://dental.dhcs.ca.gov/. Thank you!

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. Angela Lau

General Dentist

Dr. Angela Lau, DMD, attended the University of California, San Diego and Midwestern University College of Dental Medicine. She joined Smiles West in 2020 and currently works at the Montebello location. She understands that many people have had bad experiences with dentists in the past, and her goal is to ensure that patients have a great experience, and for them to feel comfortable and leave smiling.

Dr. Lau is a member of the Western Los Angeles Dental Society (WLADS), California Dental Association (CDA), and American Dental Association (ADA).

Outside of the office, she enjoys swimming, hiking, traveling, and snowboarding.

Photo (Kevin Lee)

Dr. Kevin S. Lee

Orthodontist

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).

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Dr. Sarine Wajih Tchiroyan

General Dentist Specializing in Complex Root Canal Treatment

Dr. Sarine Tchiroyan joined our practice in 2021. Born and raised in Lebanon, she attended St. Joseph University of Beirut, earning her Doctor of Dental Surgery degree. She has continued education through endodontics conferences, implant courses, and esthetic courses. She is part of the American Dental Association. 

Dr. Sarine enjoys helping patients feel comfortable during each visit. She loves interacting with patients and getting to know them individually. She also loves finding solutions to the challenges with each patient’s case. She finds joy in helping people and easing any dental pain they may have.  

Outside of the office, Dr. Sarine enjoys pilates, yoga, outdoor activities, and traveling. She also enjoys spending time with her two daughters and son.

Dr. Fariba Matinfar

Periodontist

Dr. Fariba Matinfar, DDS, MS, earned her Doctor of Dental Surgery, Master of Science and periodontal specialty degrees from the University of California, Los Angeles. She loves to help patients have a beautiful, healthy smile and maintain their oral health. Dr. Matinfar is a member of the American Academy of Periodontology, the American Dental Association and the California Dental Association.

Outside of the office, she enjoys spending time with her family, hiking and going to the beach. She looks forward to traveling the world in the future and currently fosters puppies with her family!

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Dr. Jorge Flores

General Dentist

Dr. Jorge Flores, our talented general dentist, was born and raised in Guatemala. He obtained his dental degree from the University of San Carlos in Guatemala. Since beginning his dental journey, Dr. Flores has shown a commitment to expanding his knowledge and skill set. He has attended a series of prestigious continuing education courses, including Bicon implants in Boston, sedation techniques at UCLA, and MIS Implants in Los Angeles. Furthermore, he proudly affiliates himself with the Academy of General Dentistry (AGD). 

Having joined our practice in 2017, Dr. Flores frequently expresses his passion for the dental field, particularly enjoying the challenges that each unique case presents. He finds great fulfillment in offering top-notch dental care, ensuring a seamless patient experience, and cherishes the camaraderie he shares with our team.

Away from the office, Dr. Flores is an enthusiast of the great outdoors. Whether it’s swimming, biking, or engaging in other outdoor adventures, he’s always up for an active escape. He’s also an avid baseball watcher. At home, he is a loving father to two daughters: one of whom has graduated from college in Northridge, while the other is pursuing her PhD in biotechnology. Not to forget, he is also the proud pet parent of two dogs, Hugo and Butterball.

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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.