Muir Station Smiles

Muir Station Smiles Children's Dentistry & Orthodontics Dr. Espinoza is a native of the Bay Area, growing up in the city of San Mateo.

Dr. Ruben Espinoza is a pediatric dentist who strives to offer the highest quality of care for children in a warm and caring atmosphere, and fully attentive to the patient's needs. He’s a strong believer in early preventative measures and education to facilitate positive attitudes towards establishing and maintaining a good oral health. He attended the University of California, Berkeley where he r

eceived his bachelor's degree in molecular and cell biology - Go Bears! His dental degree was then obtained from the University of California, San Francisco. A native of the Bay area, Dr. Michael Simontacchi-Gbologah was raised in Alameda. He attended Howard University in Washington D.C., where he graduated Phi Beta Kappa, Summa Cum Laude, earning his Bachelors of Science in Chemistry, while serving as captain of Howard’s Division 1 soccer team. In 2008, he earned his Doctorate of Medical Dentistry at the prestigious University of Pennsylvania, School of Dental Medicine. He continued on at the University of Pennsylvania, serving as Chief Resident during his post-doctoral Orthodontic residency and received his Orthodontic specialty certificate in 2010. In his spare time he enjoys spending time with family and friends, mountain biking, hiking, and being active. He is dedicated to his profession and passionate about working with his patients. His goal as a clinician is not only to create beautiful, functional and healthy smiles, but also to build mentorships with his patients and serve as a positive and uplifting voice in their lives. .

Happy Labor Day! ☀️ We hope all of our little patients and their families are having a fun, safe, and smile-filled long ...
09/07/2026

Happy Labor Day! ☀️
We hope all of our little patients and their families are having a fun, safe, and smile-filled long weekend! 😁 💙

It’s ! 🎉🪥 Consider this your friendly reminder to help those little smiles floss today — and every day! Healthy habits ...
09/04/2026

It’s ! 🎉🪥
Consider this your friendly reminder to help those little smiles floss today — and every day! Healthy habits start young.

Two minutes, twice a day! 🪥✨ A simple habit that helps keep little smiles healthy and strong. 😁
09/02/2026

Two minutes, twice a day! 🪥✨ A simple habit that helps keep little smiles healthy and strong. 😁

Baby teeth may be temporary, but their job is important! 🦷✨ Taking care of them supports healthy eating, speech developm...
08/31/2026

Baby teeth may be temporary, but their job is important! 🦷✨ Taking care of them supports healthy eating, speech development, and helps pave the way for permanent teeth.

Keep those little smiles healthy from the very start! 💙

Brush, floss, smile, repeat! 😁 Making dental care part of the daily routine helps keep those growing smiles happy and he...
08/25/2026

Brush, floss, smile, repeat! 😁 Making dental care part of the daily routine helps keep those growing smiles happy and healthy.

Someone tell the Tooth Fairy it’s her big day! 🧚 🦷 Happy National Tooth Fairy Day to all of our little smile superstars!...
08/22/2026

Someone tell the Tooth Fairy it’s her big day! 🧚 🦷 Happy National Tooth Fairy Day to all of our little smile superstars! ✨

New school year, healthy smile habits! 🎒 🦷 Here’s to keeping those little smiles bright and happy all year long.
08/18/2026

New school year, healthy smile habits! 🎒 🦷 Here’s to keeping those little smiles bright and happy all year long.

Little athletes, big smiles! ⚽ 🏀 🏈Don’t forget the mouthguard before heading to practice or game day. It’s a simple way ...
08/13/2026

Little athletes, big smiles! ⚽ 🏀 🏈
Don’t forget the mouthguard before heading to practice or game day. It’s a simple way to help protect growing smiles from unexpected bumps and hits!

Growing smiles deserve a great start! 🌟Did you know children should have their first orthodontic evaluation by age 7? Ea...
08/11/2026

Growing smiles deserve a great start! 🌟
Did you know children should have their first orthodontic evaluation by age 7? Early checkups can help ensure healthy development and a lifetime of confident smiles.

Happy National Align Your Teeth Day!

A healthy smile starts at home 🦷💙This National Fresh Breath Day, help your child build great brushing habits: ✨ Brush tw...
08/06/2026

A healthy smile starts at home 🦷💙
This National Fresh Breath Day, help your child build great brushing habits:
✨ Brush twice a day
✨ Brush for 2 minutes
✨ Don't forget the tongue!

Small habits today help create healthy smiles for years to come!

Address

582 Center Avenue
Martinez, CA
94553

Opening Hours

Monday 9am - 6pm
Tuesday 9am - 6pm
Wednesday 9am - 5pm
Thursday 9am - 5pm
Friday 9am - 5pm

Telephone

(925) 626-0111

Website

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