Phone Icon
Request an Appointment
Appt Icon Pin Icon Phone Icon
This is only here because throws a warning otherwise, display none in css

Armand Begian DDS, General Dentist
Columbia University, NY College of Dental Medicine

Ashkhan Tirgari DDS, Pediatric Dentist 

Dr. Ashkan Tirgari attended Palos Verdes High School, graduating in 1992. He earned his Bachelor of Science degree in Biology in 1998, and his Doctor of Dental Surgery degree in 2002. Dr. Tirgari then attended Boston University for his Pediatric Specialty, graduating in 2015. He is a member of the American Dental Association (ADA), the American Academy of Pediatric Dentistry (AAPD) and the Santa Barbara-Ventura County Dental Society. Dr. Tirgari does oral health presentations in both L.A. and Ventura County, and outreach work throughout Ventura County and Armenia.

Dr. Tirgari is married, and a proud father of his new born son. His hobbies include oil painting, jazz and classical music, and basketball, especially the Lakers.

Columbia University College of Dental Medicine

Patricia Nanda DMD, Pediatric Dentist 

Dr. Patricia McClory Nanda completed her dental training at Harvard University and received her Pediatric Specialty Certificate at UCLA as well as her Masters Degree in Public Health at UCLA. As a Board-Certified Specialist in children’s dentistry, Dr. Patricia Nanda takes pride in providing comprehensive oral healthcare to children of all needs at Sugarbug Dental.

Dr. Nanda lives in Mandalay Bay and loves being an active member of the surrounding communities. She participates in local volunteer events in Ventura County and values the relationships with children, parents, and other healthcare professionals that her career provides. Dr. Nanda loves spending time with her husband, Vikrum, an orthodontic specialist, and their two sons, Neil and Sean. She loves life as a mother and enjoys running, biking, and yoga at the Oxnard Beach Park and Channel Islands Harbor.

She is currently on the American Academy of Pediatric Dentistry Council of Continuing Education, a select committee that designs accredited programs for the country’s pediatric dentists to keep their knowledge and skills up to date within the field. She has contributed to pediatric and public health research and has published articles related to improving children’s oral health through prevention and outreach.

Diplomat of the American Board of Pediatric Dentistry

Negar Sadeghein DDS, Pediatric Dentist 

Dr. Negar Sadeghein was raised in sunny Southern California. She attended the University of California Irvine and graduated with a B.S in Biology with high honors. Inspired by a family of dentists, Dr. Sadeghein attended University of Southern California for her DDS and graduated in 2014. Dr. Sadeghein was elected into the dental honor society Omicron Kappa Upsilon, an honor given to only 10% of her graduating class. Dr. Sadeghein developed a passion for pediatric dentistry while doing outreach in underserved areas around the U.S and in foreign countries such as Nepal and Kenya. She completed her pediatric dental residency at New York University College of Dentistry. Dr. Sadeghein is one of a few board-certified specialists in pediatric dentistry. She is an active member of the American Academy of Pediatric Dentistry, the American Dental Association, and the California Dental Association.

When asked what her favorite part of being a pediatric dentist is, Dr. Sadeghein said “Being able to build long-term relationships with children and their families to help them have healthy smiles. I want to provide a playful, comforting and enjoyable environment so children are able to understand that going to the dentist can be fun.”

Outside of dentistry Dr. Sadeghein enjoys spending time with her family and friends. She loves traveling, reading, cooking and watching basketball (Go LAKERS). She recently married her husband who is also a dentist. Both Dr. Sadeghein and her husband hope to serve communities locally and internationally, sharing their dental skills with those in need.

Vikrum Nanda DMD, MS, Orthodontist

Dr. Vikrum Nanda completed his dental training at Harvard University and received his Orthodontic Specialty Certificate and Masters in Oral Biology at UCLA. He is a Board-Certified Orthodontist and comes from a long line of orthodontists, including his grandfather, granduncle, mother and sister. With his family members as role models, he is continuously driven to provide his patients with the highest quality of care. He believes that a functional bite and beautiful smile can lead to a lifetime of improved confidence, self-esteem and oral health.

Dr. Nanda is a member of the American Association of Orthodontics (AAO) and the California Dental Association (CDA). He believes in the importance of using the latest technology and evidence-based methods in his field and has published many research articles, including a study he developed on 3D imaging in orthodontics. His grandpa and granduncle were two of the first orthodontists in the USA to pioneer biomechanics in the orthodontic specialty. As such, Dr. Nanda excels in treating all ages gently and effectively with short treatment times. “We use Invisalign, braces, expanders, and/or other appliances to create smiles that will last.”

Dr. Nanda married his dental school sweetheart, Dr. Patricia, our pediatric dentist. After finishing their residency programs at UCLA in 2015, they moved to Oxnard and have enjoyed working together at Sugarbug ever since. They had their first baby in summer of 2017, second in autumn of 2019 and enjoy raising them near the beach on the Channel Islands Harbor.

Diplomat of the American Board of Orthodontics

Nara Choi DDS, General Dentist 

Dr. Nara Choi completed her undergraduate degree at Cornell University in 2002 before attending the NYU School of Dentistry, from which she graduated in 2007. Dr. Choi then completed her residency at NYU Langone Hospital in 2008, and was a Chief Resident there in 2009 overseeing complex surgery and medically compromised patients.

Dr. Choi is married with two children, a 7-year-old girl and a 5-year-old boy. She enjoys running and playing tennis, and frequently volunteers at Oak Park Unified School District. Dr. Choi is also fluent in Korean.

Dr. Sahar Sepidehdam

Dr. Sahar Sepidehdam completed her undergraduate studies at the University of California Los Angeles before attending the University of Southern California School of Dentistry, from which she graduated in 2014. Dr. Sahar continues her education daily through reading articles as well as through continuing education courses. She has received advanced training in pediatric airway management, and is licensed and certified in oral conscious sedation, Pediatric Advanced Life Support (PALS) and Basic Life Support (BLS).

Dr. Sahar Sepidehdam worked as a dental assistant for 12 years prior to becoming a dentist, beginning at age 16 and has practiced as a dentist in Ventura County for five years. Dr. Sahar  is a member of a number of professional organizations, including the American Dental Association (ADA) and the American Academy of Pediatric Dentistry (AAPD), she was also one of USC’s Mobile Pediatric Clinic Directors, and received the Exceptional Staff Award in 2014, for providing dental care to thousands of children at schools across southern California.

Dr. Sahar Sepidehdam’s goal as a dentist is to be positive influence in children’s lives, and to empower them and their parents to take pride in their smiles and their oral health. She is a firm believer of Dental Public Health Awareness, and providing this service to her community is a very important part of her life. In her spare time Dr. Sahar can often be found in the local community teaching the importance of good oral hygiene habits, nutrition and disease prevention to both children and parents with local community organizations.

Dr. Sahar Sepidehdam was born in Oxnard and raised in Ventura County, and continues to live close to her family. Dr.  Sahar Sepidehdam’s hobbies include oil landscape painting, cooking, dancing and music. Staying healthy is at the top of her priorities, and she maintains a daily workout regimen.

Behzad Danesh M.S., DDS
University of Southern California (USC) School of Dentistry

Dr. Danesh graduated from the Herman Ostrow School of Dentistry at USC in 2016 and has been practicing dentistry in this area since graduation. He did his undergraduate work at UCLA and earned his bachelor’s degree in biological sciences while studying pre-dental courses. He completed a Master of Science in global medicine at the Keck School of Medicine at USC. Dr. Danesh continues to learn on a daily basis and as a doctor, and it is his goal to stay current with the latest technologies and treatment procedures. He is a member of the American Dental Association, the California Dental Association, the Armenian Dental Association of California and the Alpha Omega Dental Fraternity.

Dr. Danesh offers a wide variety of treatments to adult and pediatric patients alike. Some of those treatments include surgical extractions, dental fillings, crowns, pulpectomies and pulpotomies, root canal procedures, aesthetic procedures and surgical dental implants. He is very passionate about his career and his patients. He is very friendly and loves to make patients smile. He also enjoys educating patients and addressing their concerns so that they will feel comfortable about their treatment plans. His goal as a dentist is to utilize his knowledge and skills in the dental field to not only alleviate patients’ oral conditions, but to promote overall health.

On the weekends, Dr. Danesh loves to spend time with his wife and family. He enjoys skiing, exercising, hiking and trying out new restaurants. He loves to watch tennis, soccer, and basketball, and is a fan of the LA Lakers.

Steven Mascagno, DDS

Dr. Mascagno earned his Bachelor of Science in biology from the University of California Santa Barbara and graduated from the University of Southern California with his Doctor of Dental Surgery in 1971. From there he served a pediatric residency from 1973 to 1976 when he became certified in cleft palate rehabilitation and hospital dentistry. He has been practicing pediatric dentistry in Oxnard, California, since 1984 and continues to broaden his knowledge base and skill set by working with the California Society of Pediatric Dentistry and attending the Pediatric Dental Research Conference. He is also a member of the American Dental Association®. As a dentist he strives to break down the old notions of the dentist being scary and help children become lifelong patients who are comfortable and even excited to visit the office.

Dr. Mascagno has one son who is an underwater construction diver and a daughter who teaches English in foreign countries. Away from the office he looks forward to playing tennis and surfing.