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
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.
Your dental hygienist is an absolute pleasure!! She is always friendly and makes me feel very comfortable….I was in and out very quickly!!! Great experience every time I come in for an […]
Sandra H.
I’ve had such a pleasant experience with Dr. Stephen. He’s very friendly and always makes sure you’re comfortable. He also does a really good job at a fast pace making sure […]
Michelle C.
I like going to gentle dental because everyone is friendly
Jadyn G.
The staff is extremely helpful, kind, and informative. Whether it’s my first time or hundredth time they make sure all of your concerns are met before I leave.
Rochelle S.
Staff is always courteous and works diligently
Annmarie M.
Friendly and professional people there…Fast service….
Shelley K.
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.
Very pleasant staff and doctors. Good treatment and service.
Rochelle E.
The care i recieve is top notch and the professionalism of all the staff is outstanding…
Margaret W.
The receptionist was very friendly and professional. Toni my hygienist is the best!
Tonya B.
Staff was respectful and friendly with prompt service
Annmarie M.
The employees are very friendly! The treatment and the care is always good!
Linda M.
Great place!!!! Toni is great and very friendly!
Alonzo J.
Prompt service, always polite
Levette R.
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.
The dentist took the time to assure that I did not experience any pain. He explained everything he was going to do before he did it. The entire staff is very friendly
Cardella C.
Great staff. Shows care and understanding.
Portia D.
Everyone is very nice the doctor is very gentle an amazing!
Kristin K.
Every one here is so nice and professional. Any fear I may have had was alleviated almost immediately.
Cynthia J.
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
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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.

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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
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