Pediatric Dentistry

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Orthodontics

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Comfort & Confidence

About Us

South OC Pediatric Dentistry & Orthodontics offers a coordinated approach to pediatric dental care and orthodontics in Mission Viejo. Our focus is simple: provide the right care at the right time, while helping children feel comfortable and confident at every visit.

Dental chairs

A Child-First

Approach to Care

We believe great pediatric dental and orthodontic care should be patient-first, not procedure-first. From a child’s earliest dental visits through orthodontic treatment, our recommendations are based on what supports healthy growth, development, and long-term oral health.

Prevention and guidance before treatment whenever possible

Calm, supportive visits that reduce fear and anxiety

Clear communication with both children and parents

Conservative orthodontic recommendations based on individual needs and timing

Individualized care that supports healthy growth and development

Google
Norma Martin
2 days ago
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Excellent dentists and friendly and professional staff! Just love this place!
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Erika E
3 days ago
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Dr John is the best. Higy recommend him
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Susan Hong
3 days ago
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Dr. Wu and his staff always provide excellent service and care. My daughter has been his patient for many years now, and we trust the expertise and experience that Dr. Wu has shown. He takes the time to explain things and provides the best course of action. He is personable, friendly and honestly cares for all his patients. We highly recommend him!
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E. HN.
4 days ago
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Dr. John De Lorme is very knowledgeable and explained my son’s dental concerns with tactful detail, kind support, and encouragement. Thank you for your excellent service.
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John Kim
9 days ago
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I am a dentist that no longer practices general dentistry. So I wanted to find someone that would care for my kids like I would. I have been taking my two kids to Dr. Sam Wu since they were tiny and I can honestly say that he is the best. He is so good with kids and his care is top notch. Thank you Dr. Wu!
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Macarena Oh
11 days ago
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My review is long overdue! This place is awesome! Everyone is so kind and patient with the little ones. My toddler did not want to lay down and open her mouth but the doctor and team gave me ideas on how we can approach this and it was successful! They have the prize wall and the photo booth which are so cool for the little ones! My little one also loves the big fish tank. Office is very clean as well. This is definitely the place to bring your children to. We love it!
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Norma Martin
15 days ago
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This office is terrific! Love how thorough the dentists are in explaining. Everyone is always so polite too!
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Tareq Anabtawi
17 days ago
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excellent orthodontist who genuinely cares about his patients. Professional, attentive, and compassionate. Highly recommend!
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E. HN.
17 days ago
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My grandmother passed away 7 months ago, and in a vision, she told me that I am getting a cavity and to rinse with fluoride, so I brushed and used fluoride and….no cavities. Thank you, Nanay. South OC Dentistry is really good. They are efficient but take the time to slowly and carefully explain how to use dental tools for good hygiene.
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tavleen bhatia
18 days ago
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Was here with my 6 year old. Staff was amazing and so sweet. My 6 yr old felt at ease the whole time and Dr Delorme was thorough, kind, friendly and amazing with him.
Google
Bryce Evans
22 days ago
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Dr. Wu and his staff were wonderful to me and my boy. They were kind, patient, and super knowledgeable. They go above and beyond to make you feel comfortable and at home. If you are looking for a dentist for your baby, come here. Hands down. Also the office is beautiful and the fish tank is really cool too.
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Rachel Tonick
24 days ago
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We’ve had such a great experience! My daughter recently needed several fillings, and he made the entire process so easy and comfortable for her. He’s incredibly patient, attentive, and caring, and really takes the time to make sure she feels at ease. He does excellent work, and we’re so grateful to have found him. Highly recommend!
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Aaron Howard
25 days ago
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This was a very good doctors office
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Allison Anderson
26 days ago
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We love Dr. Carter! He and his staff are friendly, warm and know how to put every nervous patient at ease. So grateful for this office, their treatment and result. This is our second kiddo in braces! 😁 and we are happy!
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Madeline Donoghue
27 days ago
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Dr Sam goes above and beyond with caring for my 14 yr old boy (one with ASD) & 10 yr old boy. We are more than grateful for his care! His staff and he go above and beyond to make sure both boys get excellent care. For the first time ever, my son w/ ASD was able to have X-rays done without being under general anesthesia! The true team effort of extra staff support, knowledge about what can suppress shallow gag reflexes, understanding how to communicate to Luke & preciseness all just came together for the goal of full teeth X-rays! It was such a fantastic moment! We were all so proud of him, & I think he was proud of himself too. We’ve tried all his life and yesterday was the day! Thank you ALL!!

Conservative

Evidence-Based Treatment

Our approach is guided by one question: what is truly necessary for this child? That often means:

Monitoring before treating when appropriate

Preventive care to reduce future problems

Minimally invasive treatment when needed

Planning that considers long-term growth and development

Families often tell us they value the calm environment, the time we take to explain things, and an approach that is never pushy or overwhelming.

A smiling family

Long-term Connection

Care That Grows With Your Family

Many of our patients grow up with us, and that continuity shapes the way we provide care. Seeing the same team at each visit creates familiarity and consistency. Over time, that allows us to understand each patient beyond their chart and provide care that reflects their history, development, and individual needs.

This long-term connection allows for more thoughtful care. Instead of focusing on a single visit, we are able to follow development over time, guide habits as they form, and make decisions with a deeper understanding of each patient’s needs.

Two Specialties

Pediatric & Orthodontic Specialists Working Together

Our pediatric and orthodontic offices are located near each other in Mission Viejo, making it easy to access both specialties when needed.

Before treatment begins, cases are discussed together so both specialists can help determine the right timing and most conservative plan for care. This helps families make confident decisions and often prevents unnecessary treatment.

Not every child needs early orthodontic treatment, and not every concern needs immediate intervention. Having two specialists working together helps us keep recommendations thoughtful and individualized.

Our Specialists

Meet Our Doctors

Dr. John De Lorme, DDS

Dr. John De Lorme

Dr. John De Lorme is a Diplomate of the American Board of Pediatric Dentistry who completed his pediatric dental residency at Harvard School of Dental Medicine and Boston Children’s Hospital. He is known for creating positive experiences for children and helping families feel comfortable and informed throughout treatment.

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Dr. Sam Wu, DDS

Dr. Sam Wu

Dr. Sam Wu is a Diplomate of the American Board of Pediatric Dentistry who completed his pediatric dental residency at Harvard School of Dental Medicine and Boston Children’s Hospital. He has a strong passion for community care and leads annual medical and dental mission trips to countries including Mexico, Honduras, Guatemala, and El Salvador.

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Dr. Chris Carter, DDS

Dr. Chris Carter

Dr. Chris Carter provides orthodontic care for children, teens, and adults, with a focus on smile aesthetics and overall facial balance. He practiced general dentistry for five years before specializing in orthodontics.

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Mission Viejo, CA

Dental and Orthodontic Care

Whether your child needs preventive care or early orthodontic guidance, our team is here to provide thoughtful care built around trust, comfort, and long-term health.

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