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

Bio coming soon.

Dr. Natasha Elloway

General Dentist

Dr. Natasha Elloway was raised in Northern California on an 11-acre walnut farm with many animals and a bubbling creek! She received her BS in biology from Pacific Union College and her Doctor of Dental Surgery from Loma Linda University School of Dentistry. She joined the practice in 2019 and enjoys hearing each patient’s personal story and journey. Dr. Elloway enjoys connecting with patients and restoring their oral health and beautiful smile to help transform their lives for the better.

Outside of the office, Dr. Elloway likes cooking and eating plant-based meals. She also loves the outdoors and enjoys road biking, hiking, volleyball and basketball, SCUBA diving, and traveling to explore new cultures and food!

Dr. Nareg Alexandrian


Bio coming soon.

Dr. Jane Caballero


Dr. Jane Caballero, DDS, earned her BS in biological sciences from the University of Southern California. She then completed a general practice residency at the University of California, Los Angeles and the pediatric dentistry program at the University of Illinois at Chicago. Serving as a pedodontist, Dr. Caballero has a passion for children’s health and giving care to those less fortunate. She has been awarded the American college of dentist award as well as the academy of operative dentistry award.

Dr. Rojin Erfan


Dr. Rojin Erfan, DDS, was raised outside of Washington, D.C. She graduated from University of Maryland, Baltimore College of Dental Surgery with honors. Dr. Efran’s commitment to excellence in dentistry drove her to successfully complete a General Practice Residency at Bronx-Lebanon Hospital, which is a hospital-based program in an underserved area of the South Bronx of New York. It was during her GPR that she realized her passion for endodontics. She then pursued her dream of becoming an endodontist at New York University School of Dentistry, where she served as the sole chief resident of the largest endodontics program in the world. In addition to being the largest program, the endodontics residency at NYU boasts the most prestigious and well-known faculty. Dr. Efran was trained with cutting-edge technology by world famous endodontists. In addition, she has completed outreach in Kathmandu, Nepal and Mahias, Maine.

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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.