The Downtown Dental Group

Welcome to Dr. Michael Costello and Associates, now Grant Park Dental, and The Downtown Dental Group SC. Our expert, professional staff wants you to feel comfortable and confident about your dental health. We are a family dentist that specializes in restorative dentistry for all ages, cosmetic dentistry and implants. Emergencies are welcome. We accept all major credit cards and should the need arise, we work with Care Credit .

A Wisconsin native, Dr. Costello graduated from Marquette University Dental School in 1981. Upon graduation he worked for Dr. Thomas Haddican and Dr. William DeMakes. In 1984, he purchased Dr. DeMakes’s practice.

Dr. Costello is a member of the American Dental Association, Wisconsin Dental Association, Greater Milwaukee Dental Association as well as the Pierre Fauchard Academy. He is a Preceptor to Marquette University Dental School and received the 2003 Wisconsin Dental Association Presidential Award of Honor.

Dr. Costello believes in giving back to the community. His extensive community service includes donating dental service, mentoring at Marquette University School of Dentistry, participating in the Head Start Screening Program, supporting Milwaukee Rowing Club for Juniors, and the Boy Scouts and Cub Scouts of America.

Away from the practice, Dr Costello enjoys spending time with his wife and three children, snowboarding with friends, swimming, biking and reading.