Meet Our Staff

Hop Pham, DMD

DMD: Tufts University School of Dental Medicine, Boston, MA
BS: Medical Microbiology, U.C. Davis
American Dental Association: Board-Certified
California Dental Association: Board-Certified
Santa Clara County Dental Society Member

After practicing in various busy group practices both in Massachusetts and the Bay Area, Dr. Pham wanted to serve patients in a more relaxed, family oriented atmosphere. He opened North Valley Dental under the philosophy that all patients deserve high quality care.

Dr. Pham is a strong advocate for his patients and is constantly improving his knowledge and skills in dentistry through various continuing education coursework. He believes in preventive dental care and always takes time for patient education. He also thrives on getting to know patients on a personal level.

In his spare time, Dr. Pham is actively involved in the community as well as globally. He is on the board of dentists with Journey for Children and has travelled to different parts of the world to provide dental services to the poor and underserved. When he is not in his office, you can find him biking, playing his guitar, practicing Brazilian JiuJitsu and spending time with his family.


Christine Sarmiento, DMD

DMD: Midwestern University, Downers Grove, IL
BS: Biological Sciences, University of San Francisco
American Dental Association: Board-Certified
California Dental Association: Board-Certified

Dr. Christine Sarmiento is a San Francisco native who earned her Doctor of Dental Medicine at Midwestern University in Downers Grove, Illinois. Pursuing a career in dentistry has been her lifelong dream, which she has been fulfilling back home in the Bay Area for the past few years. Dr. Christine is a kind and compassionate practitioner equipped with the skills and knowledge to provide high quality and genuine oral healthcare. She especially loves to focus on cosmetic and pediatric dentistry. She is also very passionate about educating patients and helping put them on the path to excellent oral health.

In her spare time, Dr. Christine loves to travel, bake, and go indoor rock climbing. She is a member of the American Dental Association, California Dental Association, and Santa Clara County Dental Society.

Brithzy Espinoza
Office Manager/DA

Brithzy has been an invaluable member of our practice from its early beginnings. Over the years, she has enjoyed developing lasting relationships with our patients. She has great dedication and it shows through in every aspect of her work. Brithzy is passionate about dentistry and values every opportunity to help people maintain their optimum oral health.

She is Board Certified and has received training in the latest dental technology and OSHA regulations for the comfort and safety of our patients.

Huong V.
Patient Coordinator

Huong's smile is the first one you will see when you enter our office. She thrives in the friendly family atmosphere of our practice and enjoys getting to know our patients on a personal level.

As our expert in the front office, she is always happy to help you with any financial/insurance or scheduling needs.

Betty K., RDH
Registered Dental Hygienist

Bachelor of Science in Biological Sciences, San Jose State University
Bachelor of Science in Dental Hygiene, Unversity of CA, San Francisco

Linda D., RDH
Registered Dental Hygienist

Bachelor of Science in Dental Hygiene, Carrington College


"Welcome! A lot has changed in dentistry over the years. Our advanced dental techniques make dentistry more effective and comfortable than ever before. Our facility is state-of-the-art, yet retains the warmth and comfort our patients love.

We will always be on the leading edge. We will continue growing our expertise and bringing the latest advancements in dentistry to our patients.

One thing, though, will never change: The genuine, friendly and consistent way we care for you. It's what people appreciate about our office and it's why they're more than patients... they're real friends and part of our dental family."

H. Pham, DDS