Complete New Patient Package
$99 $350 value
- Comprehensive Oral Exam
- Full Digital X-Rays
- Professional Cleaning
- Treatment Plan & Consultation
Experience exceptional dental care in a modern, comfortable environment. Serving Lake Forest, Mission Viejo, and Laguna Hills since 2024.
23731 El Toro Rd. Unit D, Lake Forest, CA 92630
Use it or lose it: most dental plans reset Dec 31. left.
Open Monday to Friday · 4.6 on Google (176 reviews)
A general, cosmetic, implant, and oral surgery team practicing under one roof on El Toro Road — your full-service Lake Forest dentist office.
General Dentist
Dr. Eugene Chang
Columbia University DDS, Harvard implant training, Pinhole Surgical Technique® certified
Oral & Maxillofacial Surgeon
Dr. Austin Burnett
Implants, IV sedation, and facial surgery specialist
Endodontics
Dr. Brian Quesnell
Provides root canal care at our Lake Forest office.
From dental implants and oral surgery to gum care and smile makeovers, the Mountainside Dental Lake Forest team handles complex care under one roof.
We offer both Invisalign and Clarity Aligners on El Toro Road. Researching the differences? Use the right guide for your question:
How clear aligner treatment works in general — what to expect from any modern aligner brand.
Read the clear aligners guide →Treatment process, cost in Orange County, and provider details for Invisalign.
See our Invisalign page →3M Clarity Aligners — how they compare to Invisalign and when patients choose them.
Read the Clarity Aligners guide →Specifically researching aligner cost and timing in Lake Forest? See our Lake Forest aligner cost & treatment time page.
$99 $350 value
FREE
$299 $599 value
4.6 on Google, 176 reviews.
We’ve had an amazing experience here. The entire staff is caring, understanding and compassionate. I feel very lucky to have found this practice!
Best dental office I’ve ever been to and im here to stay. The staff is so nice and detailed in their work . They are honest and ethical.
Today I bring my daughter there, Doctor was so nice and patient! This is the first time my daughter didn’t scream in the dental clinic, and I never expect that she can have a beautiful tooth like that !That was so perfect!
I had deep cleaning and they were patient friendly and professional. The facility was clean and well kept.😄
Fantastic doctor, staff, and personnel . All caring, very professional, and having very modern equipments and very clean office.
It was my first time to be helped by Registered Dental hygienist Devin Michelson, and I can say he is the absolute best, caring and professional human being. Thank you Devin. The 5 star are for you.
The dentist Shideh A. and the office manager provided courtesy and professional services. Nice office.
I had a very good experience. The staff really take good care of you and the service is great. I highly recommend this location!
They have a very professional team They did a quick and excellent orthodontics for me And I am very happy with my new teeth 😬 I want to say thank you to Dr Sam and Dr. Afzali 🌹
My experience at Lifetime Dental was excellent, the staff are friendly and professional. The expertise of my dentist was outstanding, how she identified my problem and how to fix it. I highly recommend Dr. Afzali !
Dedicated professionals ensuring your comfort and care
Connie
Office Manager
Legita
Dental Assistant
Chelsea
Registered Dental Hygienist
Kathy
Front Office
Experience dentistry in a state-of-the-art, welcoming environment































We accept most PPO insurance plans and offer flexible payment options
We accept most PPO plans. No HMO plans accepted.
We accept multiple forms of payment:
Financing is through CareCredit, Cherry and Sunbit. Ask the front desk which fits your treatment.
Insurance and financingThe Lake Forest membership plan covers cleanings, exams and X-rays for one monthly fee, from $36 a month for adults.
23731 El Toro Rd. Unit D
Lake Forest, CA 92630
| Monday | 8:00 AM - 5:00 PM |
|---|---|
| Tuesday | 8:00 AM - 5:00 PM |
| Wednesday | 8:00 AM - 5:00 PM |
| Thursday | 8:00 AM - 5:00 PM |
| Friday | 8:00 AM - 2:00 PM |
| Saturday | Closed |
| Sunday | Closed |


Yes. We welcome new patients at our Lake Forest office. Call 949-881-4928 or use the appointment form on this page to get started.
We accept most PPO plans and no HMO plans. Plans we work with include Aetna, Ameritas, BCBS, Cigna, Delta Dental, Guardian, Humana, MetLife, and United Healthcare. Call our Lake Forest office to verify coverage for your specific plan.
Our Lake Forest location is open Monday through Thursday from 8 AM to 5 PM and Friday from 8 AM to 2 PM. We are closed on weekends.
Yes. Emergency care is one of our services at the Lake Forest office. Call us first thing in the morning at 949-881-4928 to ask about same-day availability for tooth pain, broken teeth, or other urgent issues.
Yes. Invisalign is listed in our specialty orthodontics services at the Lake Forest office. Call to schedule an Invisalign consultation.
Yes. Dental implants are among our restorative services at the Lake Forest office. Dr. Eugene Chang has Harvard implant training and Pinhole Surgical Technique certification.
We are at 23731 El Toro Road, Unit D, Lake Forest, CA 92630. Free patient parking is available and the office is wheelchair accessible.
We accept cash, checks, credit cards, and financing through CareCredit, Cherry and Sunbit. CareCredit has no-interest promotions if you pay in full on time, and Cherry has 0% APR plans for patients who qualify.
Yes. Our Mountainside Dental Savings Plan at the Lake Forest office is available for patients without dental insurance, with current pricing on our membership plans page. It includes two professional cleanings, two exams, routine x-rays, one emergency exam per year, and 10% off other procedures. A Perio plan for gum disease is also available. Enroll online at member.clerri.com/?slug=XN6Q.
You can book online through our appointment scheduler, call the Lake Forest office at 949-881-4928, or submit the appointment request form on this page.
Booking online takes about a minute. Or call 949-881-4928 and the front desk will sort out the rest.