Come Visit Us in El Monte

At Dr. Lili & Associates, we believe your orthodontic office should be modern, clean, and conveniently located.

Orthodontics El Monte

Trusted Orthodontics
in El Monte

We proudly serve patients of all ages from El Monte and the surrounding communities.

Yoonie Heo, DMD, MS
Dr. Lili & Associates

11008 Main Street, Suite 203
(formerly "Valley Mall")
El Monte, CA 91731

Text Us: (888) 225-6087
Call Us: (844) 757-9799
Email Dr. Lili and Associates
Email Managing Director Gabby Valdovinos


We designed our El Monte orthodontic clinic with a spa-like environment to help you feel relaxed and welcomed. Enjoy our comfortable waiting area where we offer complimentary Wi-Fi and beverages.


At Dr. Lili & Associates, we utilize state-of-the-art digital records, above-standard sterilization techniques, and comfortable treatment chairs.


We have seven locations to better serve Southern California. That means that great orthodontic care is only a few minutes from your home, work, or school.

So Kind and Welcoming

“I had an amazing journey to get my teeth exactly how I wanted them! Every appointment was fantastic and the team is so kind and welcoming. Very affordable too with payment plans.”

Rosalia Z.

Very Pleased

“I have enjoyed my interactions with the team and doctors at Dr. Lili & Associates. I am now 2/3 done with Invisalign clear aligners and I’m very pleased with the progress.”

Dave C.