200+ Reviews "Best dentist our family has ever had" →The dentist that truly cares for you
Dr. Niko and the Parthenon Dental team bring 20 years of expertise, modern technology, and genuine warmth to every visit. San Ramon's trusted family dentist.
Trusted Memberships & Certifications
What We Do
Everything your smile needs, under one roof
From routine checkups to advanced procedures, our San Ramon office has you covered.
Family Dentistry
Comprehensive care for every age — kids, teens, adults, and seniors. Cleanings, exams, and preventive care.
Cosmetic Dentistry
Teeth whitening, bonding, and smile makeovers to help you feel confident and look your best.
Invisalign®
Gold Pro Provider. Straighten your teeth discreetly with clear aligners — no metal braces needed.
Dental Implants
Permanent, natural-looking replacements for missing teeth. Restore your smile and your confidence.
Porcelain Veneers
Custom-crafted shells that transform the shape, color, and alignment of your teeth instantly.
Same-Day Crowns
Advanced CEREC technology lets us design and place your crown in a single visit. No temporaries.
Meet Dr. Niko
A dentist who feels like family
Dr. Nikolas Stathopoulos believes great dentistry starts with a genuine relationship. When you visit Parthenon Dental, there's no rushing and no pressure — just a clear plan from a team that truly knows you.
Certified in Invisalign, laser dentistry, and Lumineers, Dr. Niko combines advanced training with a warm, personal approach. He's active in the San Ramon, Danville, and Alamo communities, and his office reflects the welcoming, family-first culture he's built over two decades.
UCSF Trained
20+ years experience
Family Friendly
Ages 3 and up welcome
Same-Day Care
Emergency appointments
Se Habla Español
Bilingual team
Invisalign Gold Pro
2025 Certified Provider
Our Team
More than just your dental team
We're real people with real passions. Click a team member to see their personality.
Voula Stathopoulos
Chief Financial Officer
Hover the photo to see what makes Voula unique outside the office.
Community Events
More than a dental office — your neighbors
We love being part of the San Ramon, Danville, and Alamo communities. Join us at our upcoming events!
Free Community Dental Screening
Join us for complimentary dental check-ups for the whole family. Meet Dr. Niko and the team!
Back-to-School Smile Day
Get your kids ready for school with free fluoride treatments and oral hygiene kits.
Senior Wellness & Dental Health Fair
Special event focused on dental health for seniors, with refreshments and giveaways.
Patient Stories
Real patients, real smiles
200+ five-star reviews from families across the Tri-Valley.
"Kind, professional, and always on time."
Sheree D.
Google Review
"Goes above and beyond — glad he's our family dentist."
John Z.
Google Review
"A big teeth nerd who's enthusiastic about healthy smiles."
Taco The Cat
Google Review
"State of the art office with an incredibly soft touch."
B. Viola
Google Review
"Best dental experience my family has ever had."
Sarah M.
Google Review
"Finally a dentist I'm not afraid of!"
Michael R.
Google Review
"Kind, professional, and always on time."
Sheree D.
Google Review
"Goes above and beyond — glad he's our family dentist."
John Z.
Google Review
"A big teeth nerd who's enthusiastic about healthy smiles."
Taco The Cat
Google Review
"State of the art office with an incredibly soft touch."
B. Viola
Google Review
"Best dental experience my family has ever had."
Sarah M.
Google Review
"Finally a dentist I'm not afraid of!"
Michael R.
Google Review
Ready to meet your new dentist?
Schedule your visit today — same-day appointments available for new patients and emergencies.