Meet The Team

Skill and compassion go hand in hand when providing exceptional patient care. As a dental professional, I stay up to date on the latest advancements in dentistry in order to provide the most current treatment options for my patients. As a doctor, I recognize that my patients are unique individuals who have placed a great deal of trust in me and my team. That is just one reason why I value each and every patient relationship.

I appreciate the time you’ve taken to visit this site and find out more about this dental practice, my team, and the many services we can provide to help you achieve optimum oral health.


David Sun, D.D.S., M.S., DICOI

Diplomate Implantologist

Dr. Sun graduated from University of Southern California. He has over 30 years dental experience and over 20 years Implant Dentistry experience. He has placed over ten thousands dental implants during the past years earning him the unique title as a Diplomate Implantologist in the International Congress of Oral Implantologists. Dr. Sun has a good sense of humor and swift hand skills that allow him to perform dental procedures quickly and painlessly. He has been earning his patients through his positive attitude, kindness, and honesty. He is a member of American Dental Association, California Dental Association, and International Congress of Oral Implantologists. His hobbies include swimming, basketball, and golf. Besides English, Dr. Sun is fluent in Mandarin, his native language.

Bo Young Kang, D.D.S.

General Dentist

Dr. Bo Kang is from South Korea but grew up in New York most of her life. She did her undergraduate studies at Binghamton University in New York where she received her Bachelor of Arts degree in Biology.

She then attended Stony Brook University in New York and obtained her Doctor of Dental Surgery (DDS) in 2001. She continued on to complete her postgraduate studies at Stony Brook University and earned an Advanced Education in General Dentistry (AEGD) degree. During her residency, she participated in the Oral Cancer Program where she expanded her knowledge and got hands on experience at the local hospital.

Dr. Kang has been practicing for over 15 years as a general and cosmetic dentist and is fluent in both English and Korean.

She treats patients of all ages and enjoys all aspects of dentistry. Her goal is to treat all patients as she would her own family members and making everyone feel special and comfortable. She is a provider of both Invisalign (Clear Braces) and Six Month Smiles (Short Term Orthodontics).

In her spare time, she enjoys cooking for her friends and she tries to stay fit by exercising.

Irene Tam D.D.S., M.S.


Dr. Tam graduated magna cum laude with a major in Microbiology and a minor in Dance from UC San Diego.  She continued her education at UCLA School of Dentistry, where she received her dental degree graduating summa cum laude.  With a strong interest in refining her skills and knowledge in Periodontics, she decided to continue her training at UCLA School of Dentistry for an additional three years, completing a residency in Post Graduate Periodontics and Dental Implant Surgery.  

Dr. Tam is a Diplomate of the American Board of Periodontology.  A Diplomate is a periodontist who has made significant achievements beyond the mandatory educational requirements of the specialty and who is certified by the American Board of Periodontology.

Dr. Tam has served as clinical faculty for the UCLA School of Dentistry and the Dental Hygiene Program at Pasadena City College. Dr. Tam also spends time lecturing for various dental study groups for continuing education for dentists. 

Besides English, Dr. Tam speaks Cantonese.  In her spare time, Dr. Tam enjoys dancing, baking, and crafts.

Cindy Zhang, B.D.S.

General Manager

Cindy has been working with Dr. Sun for 13 years, first as an assistant and now as a general manager. She graduated from Dentistry of China Medical University. She received Certificate of Advanced Training from the Prosthodontics & Orthodontics Program at Dentistry of China Medical University. She manages Arcadia, Diamond Bar, and Irvine offices and can answer any questions you have about dental treatment and concerns in both English and Mandarin.

Yvette Vargas

Arcadia Office Manager

Yvette has been with Dr. Sun for over 10 years. She has a bright and bubbly personality and treats all patients like family. She specializes in insurance billing and can answer any questions you have about your dental treatment.

In her spare time, she enjoys spending time with her family.

Pilar Donato, RDA

Back Office Supervisor

Pilar has been Dr. Sun's assistant for 12 years. She treats all our patients with care and compassion and puts them at ease through surgeries and procedures. Working along side Dr. Sun for many years, Pilar knows all about implants, braces, and other dental procedures. When she is not helping patients, she enjoys spending time with her family, including her two kids. Besides English, she is also fluent in Spanish.