Niki Liu, Office Manager

Niki will be able to help you with all your questions regarding your dental needs, scheduling and insurance benefits. She is super friendly and dedicated to making sure you get what you need. She was born in Taiwan and came to the States for her college studies. She speaks fluent English and Mandarin. When she's not in the office, she's at home entertaining her twins.

Corrina Cheng, Patient Care Coordinator

Corrina is incredibly upbeat and professional. She loves the chance to connect with people here in the office. And shealways tracks down the answers to whatever questions you throw at her. She was a flight attendant in her previous life traveling around Asia. She loves traveling, enjoys good food and loves a good concert. Her last concert was Lady Gaga, which she confesses was way too weird and loud for her.

Stellar Si, Hygienist

Stellar is a simple, happy, and kind hygienist who cares about patient's oral health My hobbies are cooking and watching foreign Soap Opera. Before becoming a Dental Hygienist, I have been a Dental Assistant for about 7 years. Working with dentists in providing dental care has given me many aspects in providing better care to patients. Through my previous work experience, I have learned many things including ways to educate patients in better home care. I feel privilege to be a part of the team to provide excellent service to patients.

Olga Tikhokhod, Hygienist

In 2005 I graduated from SJVC, Visalia, CA from the dental hygiene program and enjoy very much working in the dental field. I have attended, and continue to enjoy many courses to increase my level of care for my patients. I love working with people, and provide the best dental hygiene services in a relaxed, caring environment.

My goal is to educate and provide information so that my patients can improve their oral health, thus contributing to the well-being of their general health. As a professional, my calling is to serve people, develop lasting relationships by promoting health, wellness through the provision of dental hygiene care.

I enjoys traveling, spinning class, going to the movies and spending time with my family and friends. I am also fluent in English, Ukrainian and Russian.

Terri Louie, Hygienist

I love my job!! I truly care about people. I feel very lucky to be part of the awesome Sweet Tooth Care team. I enjoy teaching people how to keep a healthy happy mouth.

I was born and raised in the Bay Area. I went to college at UC Davis in the early 1980's. I graduated from UCSF in 1986 and received a bachelors degree in public health and dental hygiene. I have 3 amazing children. Oldest will be graduating from college in May 2011. Second child is a freshman in college. My youngest is a sophomore in high school.

My hobbies are being with my children, shopping and helping people. My other interests include Chinese martial arts, painting, drawing, cooking and baking. I speak English and Cantonese fluently.

Jing-Zhi Liu, Dental Assistant

Jing-Zhi was a practicing nurse at China for 8 years before she moved to the U.S. Now, she has joined our clinic to assist Dr. Nien with patient care. Jing and Dr. Nien has been together since the clinic first opened, and they have became an incredible team.

Sophia Ng, Dental Assistant

Sophia has been with the clinic for more than 5 year now. She assists the hygenists during procedures and makes sure our patients are comfortable. She's super attentive to the patient's needs.