Trusted Dentist – Ashwaubenon, WI
Get to Know Dr. Mark Letter

We are excited to welcome Dr. Mark Letter back to our practice as a visiting practitioner! He will be providing the quality care you have become accustomed to here at our practice on a part-time basis and is looking forward to meeting everyone and even seeing some familiar faces!
Dr. Letter is a native of Brookfield, Wisconsin. After graduating from Brookfield East High School, he earned a degree in Psychology from Marquette University. He then spent the next three years employed with St. Mary’s Psychiatric Hospital as a Counselor of Adolescent Patients; working with patients ranging in age from six to eighteen. It was during this time at St. Mary’s that Dr. Letter chose to pursue a dental career and enrolled in the Marquette University School of Dentistry. He continued to work at St. Mary’s Hospital while attending dental school until he graduated in 1987. Upon dental school graduation, Dr. Letter began his dental career as an associate dentist right here at Brodhagen Dental Care while also working as a Clinical Instructor in a Hygiene Clinic.
In 1993, Dr. Letter relocated to Kewaunee and purchased a practice from Dr. Grady. Dr. Letter continues to operate his practice in Kewaunee, providing the best quality dental care possible. Dr. Letter believes in the importance of continuing education and remains active in organized dental associations and study groups. His affiliations include: WDA (Wisconsin Dental Association), ADA (American Dental Academy) and the local BDKDS (Brown Door Kewaunee Dental Society.)
Dr. Letter met his wife, Laura, during his early years as a dentist in Green Bay. He and Laura have four children and he enjoys volunteering & voting. He also spent 5 years as a Chairperson on a Board of Trustees for the Green Bay Diocese.