At Northridge Dental Group, our team works hard to provide exceptional dental care. We strive to offer a wide array of specialized treatments. Whether you need an endodontist, orthodontist, or oral surgeon, we are able to help. Regardless of your needs, Drs. Arami, Ariz, Rezvani, Vaziri, Lo, and Separzadeh will be able to help. Please feel free to contact us today if you would like more information about how our dentists can help you with your dental care in Northridge, California.

Meet Our Dentists


Shahdad Arami, DDS

Dr. Arami is a 1993 graduate of the University of California, Los Angeles School of Dentistry. He also completed his General Practice Residency at UCLA, concentrating on the treatment of phobic and medically compromised patients. He is a member of the American Dental Association and the California Dental Association. He has pursued advanced education in esthetic dentistry and implant dentistry. His caring personality can make even the most nervous patient feel at ease in a dental chair.


Farshid Ariz, D.M.D.

Dr. Ariz is a 1989 graduate of the Boston University School of Dentistry and in 1991, he received his Certification in Advanced Graduate Studies (CAGS) in Periodontics. He is an Assistant Professor and Clinical instructor for the past 25 years at Department of Advanced Periodontics at Ostrow School of Dentistry of the University of Southern California. He has extensive training in Orthopedic Craniofacial Dysfunction and treats patients with Craniofacial pain and TMJ discomfort. He is also treating patients for Obstructive Sleep Apnea, Snoring, daytime drowsiness and patients who are CPAP intolerant.
Dr. Ariz is a Diplomate of the American Board of Craniofacial Pain (ABCP) and Diplomate of the American Board of Craniofacial Dental Sleep Medicine (ABCDSM).
Dr. Ariz currently lectures in academia and presents at educational meetings. He is involved in TMJ & Sleep Therapy Research for non-surgical therapy treatment to improve quality of life.
His expertise includes Periodontal therapy, Esthetic Implant Surgery, and Cosmetic Periodontal Plastic Surgery.
Dr. Ariz is a member of:
-American Academy of Periodontology
-American Academy of Craniofacial Pain
-American Academy of Sleep Medicine
-American Academy of Dental Sleep Medicine
-American Academy of Osseointegration


Dr. Sahar Rezvani

Dr. Sahar Rezvani graduated from Indiana University School of Dentistry in 2010 after earning her Bachelor of Science from UCLA. Since graduating, Dr. Rezvani has continued her education by completing at least one or two continuing education courses every month. Dr. Rezvani has been a member of the American Dental Association since 2010 and is also a member of the San Fernando Dental Association, Spears Dental Study Club, and California Dental Association. In her free time, she enjoys painting, drawing, and hiking.


Ali Vaziri, DDS

Dr. Vaziri is a 1991 graduate of UCLA School of Dentistry and received his certificate of Advanced Endodontics in 2006 from USC School of Dentistry. He is Board Eligible Endodontist and a member of the American Association of Endodontics, the American Dental Association, and the California Dental Association. Dr. Vaziri has taught general and emergency dentistry in the past at both UCLA and USC Schools of Dentistry.


Henry Lo, DDS

Dr. Lo graduated from the University of Southern California School of Dentistry with honors and was a recipient of the Outstanding International Student Award. He obtained his training in Oral and Maxillofacial Surgery at U.S.C. and the Los Angeles County U.S.C. Medical Center.

He furthered his post-residency experience by pursuing a two-year surgical fellowship at the Pacific Clinical Research Foundation in San Diego. Dr. Lo became board certified by the American Board of Oral and Maxillofacial Surgery in 1993. He is a fellow of the American Association of Oral and Maxillofacial Surgeons and the California Association of Oral and Maxillofacial Surgeons. He is a member of the American Dental Association and the California Dental Association.

Dr. Lo has published research articles in peer-reviewed journals such as the Journal of Oral and Maxillofacial Surgery and the Journal of Oral and Facial Pain. In addition to English, Dr. Lo also speaks fluent Chinese (Cantonese).


Dr. Raphael Separzadeh

WebDr. Raphael Separzadeh is a specialist in Orthodontics and Dentofacial Orthopedics. He is dedicated in providing an individualized experience and the highest quality of care in orthodontics for all ages. He also continues to bring the latest advancements in orthodontics to benefit his patients.

Dr. Separzadeh attended the University of California, Los Angeles (UCLA) and received a Bachelors of Science degree in Psychobiology, graduating Magna Cum Laude, obtaining Departmental Honors in Psychobiology, and elected to Phi Beta Kappa honors society. He then continued his education at UCLA receiving his Doctorate of Dental Surgery (DDS) from The UCLA School of Dentistry, where he graduated in the top 10% of his class. Dr. Separzadeh decided to pursue a specialty in his dental training, attending a 30-month residency in Orthodontics at Saint Louis University, where he received his Orthodontic Certificate and Masters of Science in Dentistry (MSD).

Dr. Separzadeh has a motto, to give back to his surroundings and community. He conducted a year-long fellowship in Cleft Lip and Palate at Cardinal-Glennon Children’s Hospital in Saint Louis, MO. In addition, he volunteers his time and provides dental care at various organizations including the Boys and Girls Club of America, Latin American Dental Services, and South Central Care.


Meet Our Team

From the moment you enter our practice, Drs. Arami, Ariz, Rezvani, and Separzadeh will work to give you exceptional dental care, and our team will do anything we can to help. Our dentists and team are devoted to helping you achieve any of your dental goals, no matter how complicated. If you like to learn more about how our dental care in Northridge, California, can help you, please feel free to contact us at Northridge Dental Group today.

Check back soon to meet our team!