Orange Grove Dental
Orange Grove Dental

Let Us Introduce Ourselves

The dental practice team at Orange Grove Dental is proud to provide you with expert consultation and treatment.



Our Doctors

Dr. Estelle Hweiwan Liou

Pediatric Dentist


A 2000 licensed graduate of USC Pediatric Dentistry Program, and residency at Children's Hospital of Los Angeles. Dr. Estelle Hweiwan Liou has been practicing at Orange Grove Dental for the past twelve years.  She specializes in Children's Dentistry including oral sedation. She have successfully completed over 36,000 oral sedation cases.  She is board certified in Pediatric Dentistry and utilizes the latest techniques in digital radiology. 


Dr. Estelle Hweiwan Liou is a diplomat of the American Board of Pediatric Dentistry, active member of California Society of Pediatric Dentistry, USC/Pediatric Dental Alumni, Chinese American dental association and frequently attend continue educations worldwide. Fluent in Mandarin and Taiwanese.


She enjoys her 8 year-old daughter's company. Loves children, animals, music, dancing and environmental issues.



Dr. Andy Wong

General Dentist


A general dentist graduated from Tufts University. 

With over years of experience, Dr. Andy has great clinical skill and patience. He is also fluent in Mandarin. Very warm and positive personality. Dr. Andy was the chairman of Chinese Dental Association for one year. He enjoys spending time with his growing family.


Dr. George Hong-Yu Kao

General Dentist


Dr. Kao received her dental degree from New York University in 1997. He had a private clinic for near 20 years. Great clinical skills. He likes to visit his families when he has vacation.


Dr. Catrina Rodriquez

General Dentist


A general dentist with over 10 years of experience, Dr. Rodriquez has great clinical skill and good communication. She likes to play batmintons with her friends.




Dr. Jessica Tsai



She is a dentist anesthesiologist who is trained in a wide range of anesthesia techniques helpful to dental practices. She provides the comfort and safety of monitoring, sedation and general anesthesia for dental patients treated in surgery centers and private offices. Having completed a hospital residency at Loma Linda University, Dr. Tsai has advanced training in clinical pharmacology and emergency care. This allows her to competently assess and manage the risks inherent to dental anesthesia and to provide treatment for both adult and pediatric populations. 

   After receiving a Bachelor of Science degree from UCLA in Neuroscience (Cum Laude), Dr. Tsai continued at UCLA to complete her dental education. She graduated with honors and achieved top board scores. After several years in private practice, Dr. Tsai continued her education with residency training in Anesthesiology at the School of Dentistry of Loma Linda University in Southern California. Here she was trained in all modalities of medical anesthesiology, with a focus in caring for pediatric and adult patients with special needs and complex medical conditions. She is certified in Basic Life Support, Pediatric Advanced Life Support and Advanced Cardiac Life Support with the American Heart Association. 

   Dr. Tsai is a member of American Society of Dentist Anesthesiologists, International Anesthesia Research Society, American Dental Association, California Dental Association, and Western Los Angeles Dental Society.



Our Staff

  • Ruth P. : General Manager
  • Nancy C. : Back Office Manager
  • Brian K.: IT officer
  • Nancy W. Assisting Manager
  • Jacqueline C.: Registered Dental Assistant
  • Rhia P. : Dental Assistant

Make an Appointment


Welcome to our website!



909 6230583



909 3974007





Orange Grove Dental

1524 N Orange Grove Ave

Pomona, CA 91767


Feel free to use our contact form.


Consultation hours

Monday: Closed

Tuesday: 9:30A-6P

Wednesday: 9:30A-6P

Thursday: 9:30A-6P

Friday: 9:30A-5P

Saturday: 9:30A-2P (3 per month)

Sunday: Closed


Outside our regular business hours, please note our emergency care information.


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