Sangkyu Han, D.D.S., M.S.


Board Certified Orthodontist

4.5 out of 5 (140 reviews)
See detailed Patient Ratings & Comments below
Request an Appointment

About Me

"I get the most satisfaction, as an orthodontist, when I see a patient smile happily, with higher self-esteem and confidence, as the braces are coming off."


  • University of Minnesota, M.S.
  • University of Minnesota, D.D.S.
  • College of Natural Science, Seoul National University

Professional Associations

  • American Dental Association
  • Diplomate of the American Board of Orthodontics
  • American Association of Orthodontists
  • Wisconsin Dental Association
  • Wisconsin Society of Orthodontics


4660 W. College Ave
Appleton, WI 54913
(920) 730-0345
Appleton - North
2115 E. Evergreen Drive
Appleton, WI 54913
(920) 734-2345
N1737 Lily of the Valley Drive
Greenville, WI 54942
(920) 757-0100


As a service to our patients we will provide an estimate of costs prior to services rendered. All co-payments or other out-of-pocket expenses will be due at time of service. Dental Associates will submit all claims directly to the patient's insurance company. The insurance company will determine the benefit reimbursement. Any remaining balance is the patient's responsibility.

Please visit our Dental Insurance We Accept page for more details

Ratings & Reviews

press-ganey.jpgPress Ganey Patient Satisfaction Survey Results

Our Patient Rating scores represent an average of all responses from actual Dental Associates patients randomly surveyed by nationally-recognized patient experiences firm Press Ganey. Learn more about our dentist reviews.

Responses are measured on a scale of 1 to 5, with 5 being the best score.

Wait time at clinic


Doctor's explanation of condition/problem


Doctor spoke using clear language


Time doctor spent with me


Doctor's concern for questions & worries


Caring shown by doctor


Doctor's exam/treatment thoroughness


My confidence in doctor


Likelihood of recommending doctor


Patient Reviews

Patient comments are gathered from our Press Ganey Patient Satisfaction Survey and displayed unedited in their entirety. Patients are de-identified for confidentiality and patient privacy.

May 17, 2018
I was kind of scared when they said they were going to take my heyrex out! and they kind of made me less scared.
April 27, 2018
was very pleased with how he explained everything
April 17, 2018
We have had a wonderful experience with Dr. Han. He has explained all treatment options, what to expect, pros/cons, etc. with myself as the parent and with Benjamin. He has been kind & praises Benjamin for the good efforts my son is making.
April 2, 2018
I take very good care of my teeth - very minimal cleaning needed.
January 28, 2018
Dr Han is the most caring Dr I have ever had! He is very concerned about my dental care and things going on in my personal life.
October 22, 2017
Dr. Han is excellent and always does great work.
July 18, 2017
Dr Han is a super orthodontist and I have complete trust in his choices for my treatment.
May 7, 2017
Dr Han is so good with my daughter.
April 4, 2017
All of the dentists and orthodontists I had are amazing and very nice.
March 20, 2017
Dr. Han is WONDERFUL!!