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39 Years
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Emergency
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Your Trusted Santa Clara Dentist for Comprehensive Care
David R Delong, DDS has been serving the Santa Clara community for over 30 years, providing comprehensive dental care rooted in advanced technology and personalized attention. Our practice prioritizes patient comfort and long-term oral health through a blend of preventive, restorative, and cosmetic services. Dr. DeLongs expertise in implant dentistry and Invisalign, combined with a dedicated team, ensures tailored solutions for families across Silicon Valley.

We emphasize transparent communication, financial flexibility with DenVantage, and a commitment to exceeding expectations at every visit. Our focus on early detection, such as oral cancer screenings, and partnerships with patients to maintain hygiene reflect our holistic approach to dental wellness.
Services
General Dentistry Cosmetic Dentistry Dental Implants Invisalign Emergency Dentistry Teeth Whitening Porcelain Veneers Family Dentistry Oral Cancer Screenings Periodontal Therapy
Details
  • Year established: 1987
Highlights and features
  • We offer 30+ years of experience in family and cosmetic dentistry.
  • Our team utilizes advanced technology for precise diagnostics and treatment.
  • Certified Invisalign provider with expertise in smile transformations.
  • Personalized care with a focus on patient education and preventive health.
  • DenVantage in-office plan ensures accessible care without insurance.
What people say
Excellent staff Quick and efficient Best dentist Welcoming environment No wait times
Services
General Dentistry
Our general dentistry services focus on maintaining optimal oral health through exams, cleanings, and restorative treatments. We address cavities, gum disease, and preventive care using digital X-rays and intraoral imaging. Patients benefit from tailored advice on home care and dietary habits to prolong dental wellness.
Cosmetic Dentistry
Cosmetic dentistry transforms smiles with veneers, whitening, and crowns. We correct discoloration, misalignment, and gaps using minimally invasive techniques. Our team prioritizes natural aesthetics, ensuring results blend seamlessly with your facial features and lifestyle needs.
Dental Implants
Dental implants restore missing teeth with permanent, stable solutions. We use titanium posts and porcelain crowns for durability and aesthetics. Implants prevent bone loss and maintain facial structure, offering a long-term alternative to bridges or dentures.
Invisalign
Invisalign straightens teeth discreetly with custom clear aligners. Ideal for adults and teens, this orthodontic solution addresses crowding and spacing without metal brackets. Treatment plans use 3D imaging to map gradual tooth movement over months.
Emergency Dentistry
Emergency dentistry provides prompt relief for tooth pain, fractures, or knocked-out teeth. We prioritize same-day appointments to minimize discomfort and prevent complications. Treatments include temporary fillings, splinting, or root canals to stabilize oral health.
People
David R. DeLong
Dentist
Dr. DeLong graduated from USC School of Dentistry in 1987 and has practiced in California for 30+ years. He specializes in cosmetic and implant dentistry, prioritizing patient comfort and community care in Santa Clara.
Indira Torres
Office Manager
Indira Torres, a San Jose native, has 20+ years in dental assisting. Fluent in Spanish, she joined our team to streamline patient benefits and treatment understanding while fostering a welcoming environment.
Cathy Dang
Dental Assistant
Cathy Dang, raised in San Jose, has been our RDA since 2013. Her focus on patient comfort and family-centered care ensures a stress-free experience during procedures and routine visits.
Marrysa Reyes
Dental Hygienist
Marrysa Reyes, a 2020 Foothill College graduate, builds trusting relationships through personalized hygiene care. She emphasizes preventive strategies and patient education to support long-term oral health.
Questions
What dental services do you offer?
We provide general, cosmetic, and restorative dentistry, including implants, Invisalign, teeth whitening, and emergency care.
Do you accept patients without dental insurance?
Yes! Our DenVantage in-office plan offers affordable coverage for uninsured patients.
Are emergency dental appointments available?
Yes, we prioritize same-day care for urgent issues like tooth pain or injuries.
How can I schedule an appointment?
Call us at (408) 243-5141 or request an appointment online through our website.
What areas do you serve?
We welcome patients from Santa Clara, San Jose, Sunnyvale, and Cupertino.
Does Dr. DeLong offer Invisalign treatment?
Yes, Dr. DeLong is a certified Invisalign provider for discreet teeth straightening.