OC Splendid Smiles

Our friendly dentist and team believe in providing comprehensive treatment plans and conservative dentistry to improve your smile.

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OC Splendid Smiles is committed to helping you and your family improve your oral health and achieve beautiful smiles for a lifetime. When you visit our dentist and team, you can rely on us to help you understand your oral health and treatment options and provide you with personalized care. We offer a full range of treatments to meet your needs and will work one-on-one with you to help you achieve your smile goals. Call today to make an appointment with Dr. Marianne Tanios and learn more about complete dental care in Lake Forest, California! We look forward to meeting you soon!

New Patient Special

For only $79, you can receive a comprehensive dental exam with digital X-rays.

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Why We Are Unique


Here at OC Splendid Smiles, we are dedicated to providing you with high-quality, individualized dental care that can meet all your oral health needs. Dr. Tanios and our team are committed to helping you enjoy a healthy smile for a lifetime. Call today to schedule your personal consultation!

Dr Marianne Tanios

Comfortable Environment

We maintain a welcoming, comfortable atmosphere to help you feel at home in our office.

Dr Marianne Tanios

Patient-Centered Care

Your oral health, smile and comfort are always our highest priorities. Call to learn more!

Our Financial Options


OC Splendid Smiles offers several financial options to work with your budget and help you receive the quality dental care you need to enjoy a healthy smile. Call today to speak find out more! Our team will be happy to provide you with information and help you schedule an appointment.

Dr Marianne Tanios

Affordable Dentistry

Our goal is to provide you with dental care that is both high quality and affordable.

Dr Marianne Tanios

Dr. Marianne Tanios


Meet our Trustworthy, Attentive Dentist

Dr. Marianne Tanios enjoys practicing family dentistry and is dedicated to providing each patient she meets with quality, gentle dental care that meets their individual needs. She takes the time to get to know her patients, working closely with them to provide individualized care that will improve their oral health and help them achieve their smile goals. We invite you to call or visit us today to make an appointment with our experienced dentist and find out more about complete dental care Lake Forest, California. We are excited to help you care for your smile!

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Dr Marianne Tanios

Real Patients. Real Experiences.

Read our reviews to see what our patients have to say about their visit to OC Splendid Smiles! We love hearing from our patients, and also invite you to leave us a review of your own after meeting with Dr. Tanios. Give us a call today to schedule your visit!

New Smiles Always Welcome!