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We welcome you to our website and invite you to take a look into our Rainbow Kids Dental! We provide quality service treating infants, children, adolescents, and persons with special health care needs.


Our pediatric dental practice was established in 1998 by Samuel S. Lee, DMD. We have a reputation of providing compassionate, gentle care for thousands of children in Middlesex area.


We pledge to make every effort to ensure that you and your child’s visit with us is a comfortable and informative experience.


Our practice has the specialized equipment, and staff to properly address today’s most demanding pediatric dental needs, in a warm and caring environment.

About Us


Years of Experience


Smiling  Children​




Happy Staff


Samuel S. Lee, D.M.D.

Pediatric Dentist​

Dr. Samuel Lee understands the importance of establishing a good oral hygiene regimen early in a child’s life. In 1998, he opened his pediatric dental practice based upon his passion for helping children and adolescents achieve excellent oral care and maintain healthy, beautiful smiles. Dr. Lee obtained his Doctor of Dental Medicine degree at the University of Pennsylvania Dental School and completed additional training in pediatric dentistry at Northwestern University.

Committed to providing the best pediatric care by keeping current with the field of pediatric dentistry, Dr. Lee is an active member of the American Academy of Pediatric Dentistry and participates in numerous hours of continuing education each year. Dr. Lee also performs lectures with the JFK Hospital General Residency Program.

Dr. Lee is dedicated to providing comprehensive and compassionate dental treatment for children while instilling in them a positive attitude toward dentistry and the necessary knowledge to maintain a healthy smile.

Michelle Kim, D.D.S.

Pediatric Dentist

Dr. Kim graduated from the State University of New York at Buffalo, school of Dental Medicine where she earned her Doctor of Dental Surgery in 2001. After completing a one year general practice residency at Metropolitan Hospital Center/ New York Medical College and working a year in private practice, she decided to focus on pediatrics. Dr. Kim completed her two year pediatric dental training at Interfaith Medical Center, NY in 2005.  

Dr. Kim highlights the important of quality care and evidence based practice, supported by current research. She is constantly thinking of new, innovative, and creative ways to interact with her patients and family – most importantly, making dental awareness fun and engaging!

Dr. Kim is committed to giving back to others and enjoys volunteering. She annually provides dental care to Nicaragua, Dominican Republic, and Honduras and plans to continue to participate throughout her career.

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Cassie Park, D.M.D.

Pediatric Dentist

Dr. Cassie Park, DMD is a pediatric dentist committed to providing compassionate and comprehensive care to all infants, children, and adolescents. She obtained her Doctor of Dental Medicine degree from the Rutgers School of Dental Medicine (RSDM) and also completed her two-year pediatric dental residency at RSDM. During her residency, she received her Masters of Dental Science (MDS) for her research on oral health outcomes in children. She also served as Chief Resident in her final year. Now, she is happily working at Rainbow Kids Dental as a pediatric dentist committed to giving all her patients the best evidence-based care. During her free time, she enjoys staying active, baking, calligraphy, and traveling.  

Our Team


Our experienced staff is especially interested in making all our patients feel right at home! We put your needs first to achieve efficient and comprehensive treatment. Our staff is trained and skilled, and we strive to provide energetic and fun-loving service to each patient. Each member of our treatment team is a registered assistant, and our office staff has years of experience in treating patients with the highest level of care. We strive to stay abreast of the latest in technological advances by regularly attending continuing education courses and seminars.

Our Team


3900 Park Ave., Ste. 105

Edison, NJ 08820


Office / 732-452-0100

Fax / 732-452-0178

Our Address
Opening Hours

Monday 10AM – 6PM

Tuesday, Thursday, Friday 9AM – 6PM

Saturday 8AM – 1PM



“Thank you for a wonderful first dental visit!... I loved how everything was explained in a kid-friendly way… warm and gentle and did her work quickly so as not to create anxiety. It worked!”

“Very good experience… Very friendly staff… Very cooperative… Kudos! Keep it up!”


“Visit was very helpful. First time and everyone was very friendly. Learned how to brush my daughter’s teeth. My daughter loves the office and all the toys. Very kid-friendly environment, would recommend to others.”



Happy Clients
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