Gentle Dental of Collingdale
14-20 MacDade Boulevard, Suite A, Collingdale, PA 19023

Jung Won Seo, DMD  General Dentist

Dr. Jon Seo is an experienced dentist with a high standard of patient care. He provides a wide range of treatment options, including fillings and cosmetic services such as veneers, teeth whitening, Invisalign®, crowns, bridges, and implants. Dr. Seo also provides emergency services such as root canals and extractions.

Dr. Seo earned his Doctorate of Medicine in Dentistry (DMD) from A.T. Still University – Arizona School of Dentistry and Oral Health in Mesa, Arizona. Prior to receiving his DMD, he earned his Certificate in Dental Post Baccalaureate from University of Pacific School of Dentistry and a Bachelor of Science in Biology from San Francisco State University.

Dr. Seo enjoys furthering his knowledge with continuing education courses. He has extensive research experience in his field, most recently being published on Evaluation of Mandibular Symphysis Bone Density in Adolescents of Varying Mandibular Growth Direction Using CBCT.

Dr. Seo is very active in the community, most recently volunteering his time with ClownTown Healing, an organization dedicated to promoting health in the community, and Give Kids A Smile, a program launched nationally by the American Dental Association to provide underserved children with free oral health services.

When he’s not in the office, Dr. Seo enjoys soccer and surfing. Dr. Seo is fluent in Korean.

Read What Our Patients Say
Patient Reviews
The Staff is amazing…I love Ms.Toni…The Best Hygenist Hands Down.
Princess W.
The office staff and the service is very good
Evelyn W.
Staff is friendly and professional.
Hazel O.
The Dentist and staff are professional, knowledgeable and kind. I admit to having moderate to high levels of anxiety when visiting the Dentist. My past experiences in Dental offices have been […]
Shannone N.
Thank you Gentle Dental of Collingdale for stepping up for kids for Give Kids A Smile week! Thank you for helping make sure that all children can get good oral health care to stay healthy!!
Colleen M.
I love gentle dental
Brian H.
Administrative staff & medical staff are all polite, professional, and thorough
Edith K.
The Hygienist, Toni, always makes me feel comfortable when getting dental work and is up front with what I need to do to preserve my teeth. The reception staff, don’t remember her name, was […]
Tonya J.
I have attending Gentle Dental for the past couple years and my experience has always been pleasant and satisfying. Employees are nice and the doctors are great.
Marisol A.
Friendly and professional people there…Fast service….
Shelley K.
They understood the pain I was going through and quickly took care of my problem.
Kareem T.
Had Dr. Au, super friendly and skilled. The staff were friendly and even laughed at my lame jokes. All in all just super stoked about the work I got done.
Bruce J.
Everyone is polite and professional my teeth are polished like a star
Denise L.
cleanliness of facility. The entire staff are very kind and genuinely care about each patient. The hygenists and doctors are very knowledgeable about things in the mouth that are not your average […]
Pamela G.
Nice and skilled professionals were great.
Arreyon K.
Very pleasant staff and doctors. Good treatment and service.
Rochelle E.
The Dentist was very attentive
Sandra H.
Toni is exceptional. She is THE reason I continue to attend your practice.
Thomas W.
Awesome Staff and Dentist. You All Rock!!!!!!(
Lenett H.
First time having this dentist and he was excellent! Very gentle, attentive and thorough! Staff was very friendly and personable! I promised them I wouldn’t be a flight risk!
Yolanda B.
Office Hours
Mon. – 9:00 AM - 5:00 PM
Tue. – 9:00 AM - 5:00 PM
Wed. – 9:00 AM - 5:00 PM
Thu. – 9:00 AM - 5:00 PM
Fri. – 9:00 AM - 5:00 PM
Phone: (484) 427-4663
Fax: (610) 534-4824
Healthcare Financing with
CareCredit
We Accept Most Insurance Plans!
Learn More

We accept most insurance plans and will be happy to help you understand the coverage that you have. We will do our best to see that you receive your maximum insurance benefits for all covered services.

No Insurance? No Worries! See our discounts and offers here

For appointments, call us at: (484) 427-4663 or
Book Appointment
For appointments, call: (484) 427-4663
Office Hours
  • Monday 9:00 AM - 5:00 PM
  • Tuesday 9:00 AM - 5:00 PM
  • Wednesday 9:00 AM - 5:00 PM
  • Thursday 9:00 AM - 5:00 PM
  • Friday 9:00 AM - 5:00 PM
Get in touch:
  • Phone: (484) 427-4663
Our Location