At Bierie Dental, our attitude sets us apart. All members of our team enjoy their jobs and take pride in the healthy atmosphere they help create. We appreciate spending time together at and outside of work. That friendly culture has kept three of our people here for over 30 years, and it’s what makes your dental experience unlike any other.

The Bierie Dental team is dedicated to excellence and works together in every way* to make you feel like part of the team.

* Except football. NFL scrub days are the only time we’re divided.

Get to know the people who make your dental visits so great.



Dr. Michael Bierie

Dr. Michael Bierie was born and raised in Dubuque Iowa, and is privileged to have had the opportunity to return home to serve his community.  Dr. Mike received his DDS from Creighton University School of Dentistry in 1995. In order to gain more expertise, Dr. Mike completed a 2-year residency at the University of Colorado.

After completing his residency, a unique opportunity was available to Dr. Mike, the privilege of joining his father, Dr. Dave Bierie in his already established and successful practice. Since his return to Dubuque, Dr. Mike has thoroughly enjoyed the opportunity to serve and give back to his community.

Dr. Mike is currently a member of the American Dental Association, Iowa Dental Association, and Dubuque District Dental Society. Dr. Mike has served as the President of the Dubuque District Dental Society, and as a Delegate for Dubuque County at the Annual Iowa Dental Association Meeting. He also participates in the Sealant Program coordinated by the Dubuque Visiting Nurses Associations.

Dr. Mike remains dedicated to offering the best possible care for his patients and in order to do so remains avidly committed to continuing education courses. He has completed numerous courses and studies with the Seattle Institute for Advanced Dental Education.

Outside of work, Dr. Mike enjoys spending time with his wife and their chickens. He enjoys all things outdoors, especially hiking, boating and golf. In spite of his love of dentistry, Dr. Mike is also a passionate hockey fan and along with his wife, billeted for the Dubuque Fighting Saints for many years.


Dr. Luke Hemann

Dr. Luke Hemann  grew up in Osage IA, a small town about 2 hours north west of Dubuque. Dr. Luke developed his strong work ethic early on by working many hours on his family farm raising cattle.

As a native Iowan, Dr. Luke has been a diehard (Dr. Luke’s own words) Iowa Hawkeye fan since birth. He grew up never missing a Hawkeye football game and never dreamed of going to college anywhere else. He graduated from University of Iowa with a degree in business management with a minor in chemistry.

Dr. Luke graduated and received his D.D.S. from the University of  Iowa College of Dentistry. While at Iowa, Dr. Luke received the National Award for Outstanding Student from the American Academy of Craniofacial Pain. Dr. Luke is currently a member of the American Dental Association, Iowa Dental Association, and Dubuque District Dental Society.

Dr. Luke joined the Bierie Dental Team in 2012 after returning from his honeymoon. Dr Luke and his wife, have 3 energetic boys who keep them very busy along with their rescue dog, Charlie.




Amy has enjoyed working as a Registered Dental Hygienist with the Bierie Dental Team for over 30 years and remains passionate about the field of dentistry. Amy received her Associate in Applied Science Degree in Dental Hygiene from Hawkeye Community College in Waterloo.

Amy is active at Resurrection Parish and her favorite pastimes are spending time with her husband and three adult children. She also enjoys kayaking, reading, hiking, and cheering for the Fighting Irish and Iowa Hawkeyes.


Krista is a Registered Dental Hygienist who started working with the Bierie Dental team in early 2011 to cover another team member’s leave. Krista became such a valuable member of the team that in 2012 she was asked to join the Bierie Dental Team full-time.

Krista graduated with an Associate of Applied Science Degree in Dental Hygiene from Hawkeye Community College and has been in the dental field since 2006. She graduated with high honors and received the Colgate Student Total Achievement Award for excellence in academics and patient care.

Krista resides in Dubuque with her husband and 2 daughters. She enjoys watching her oldest do gymnastics, chasing around her toddler, fitness, and spending time with her family and friends especially outside in the sun. Originally from Wisconsin, she is a HUGE Green Bay Packer fan… Go Pack Go!


Erica became a team member at Bierie Dental in 2009. Erica graduated with an Associate in Applied Science degree in dental hygiene from Hawkeye Community College in Waterloo. She graduated with honors and scored in the top 5% in the nation on her dental hygiene boards. Erica enjoys getting to know her patients and educating them about their oral health. She takes great pride in her work and is very passionate about dentistry.

Erica enjoys spending time with her husband and two sons. She enjoys watching her boys play hockey and other sports. In her limited free time, she loves to travel, shop online, and cheer for the Iowa Hawkeyes.


Melissa joined the Bierie Dental Team as a part time Registered Dental Hygienist in 2002, relocating from Central Iowa.  She received her Associate in Applied Science Degree in Dental Hygiene from the Des Moines Area Community College, graduating with honors. Prior to becoming a dental hygienist, she earned her Associate in Business degree and worked several years in the dental field as a business administrator.

Melissa enjoys spending her free time with her husband and four children. She also enjoys running, hiking and creative activities. With an entrepreneurial spirit, she is currently building two businesses, one as a child portrait photographer and another as a stationery business owner.


Theresa graduated from Dental Hygiene School in 1984 from St Petersburg Junior college in St. Petersburg, Florida.  She joined the Bierie Dental team in the fall of 2021 and with her extensive dental experience quickly become a valued member of the team.

Theresa and her husband Darryl live on a farm just outside of Guttenberg where they raise Red Angus Beef. They have 2 adult children and just became grandparents in November of 2021. They are expecting their second grandchild in March of 2022.  Theresa enjoys running, yoga and loves to cook.



Kristi is a graduate of Northeast Iowa Technical Institute’s Dental Assisting Program. She holds both a CDA and RDA dental assisting license. Kristi started her dental career working as a dental assistant at Bierie Dental and has been an integral member of the team ever since.

Kristi strives to make patients feel at ease and make their dental visits comfortable. She enjoys sharing her extensive dental knowledge with patients and is dedicated to making sure they are educated about their treatment choices.

In her free time Kristi enjoys spending time with her husband and their family — especially with her 5 little grandchildren.  She also greatly enjoys quilting. A native Wisconsinite, Kristi enjoys watching the Badgers and Packers.



Emma is a graduate of Northeast Iowa Community College’s Dental Assisting Program. She spent her last clinical rotation here at Bierie Dental and knew it was a great fit for her so, upon graduation Emma decided to become a full- time member of the Bierie Dental Team. With her warm personality and strong work ethic, and willingness to learn new things, she has become a valued member of the team.

Emma enjoys spending her free time with family, friends and her Cavachon Oakley. She also enjoys  traveling, outdoor activities and keeping up with the latest trends.



Kathy is a graduate from Northeast Iowa Community College’s Dental Assisting Program. She has 30+ years of dental assisting experience. Her decision to join the Bierie Dental team was influenced by the healthy and happy work atmosphere here at Bierie Dental. She is a professional that loves all aspects of dentistry and providing care and compassion to our patients.

Away from the office Kathy enjoys time with her husband and 2 adult children. Her most precious moments are spent with her granddaughter.

Kathy has an amazing sense for detail that extends further then dentistry. She has a keen eye for interior design and is an accomplished doll house builder. She loves all craft ideas and is always working on a project.


Bierie Dental : Specialized Dental services for the entire family, located in Dubuque, Iowa


…coming soon.




Erin became a member of the Bierie Dental team in 1999. Born and raised in Pittsburgh, Pennsylvania, Erin received bachelor’s degrees in psychology from Clarion University and in nursing from Creighton University. Given her diverse background, it is not surprising that Erin has taken on many different roles since joining the Bierie Dental team.

Erin spends her free time with her husband and their chickens. She also enjoys doing yoga, loving polar bears, and cheering on the Dubuque Fighting Saints, the Pittsburgh Penguins, and the Pittsburgh Steelers.


Kathy joined Bierie Dental in February of 2022.  She has a background in both dental assisting and dental business administration and is a natural fit for the team.

Kathy enjoys spending time with her husband and two boys.   She especially loves gardening and watching her sons at their school activities.


Heather joined the Bierie Dental team in June 2019, as the Insurance Coordinator. Her extensive dental & insurance experience she has been a tremendous asset to the team. Heather graduated from the Dental Assisting Program at Northeast Iowa Community College and has been involved in the dental field for over 24years.

Heather’s dental knowledge & background as a Registered/Certified Dental Assistant make her invaluable for dealing with dental insurance companies.  Solving problems is one of Heathers biggest strengths and  she enjoys being able to help patients navigate & understand the complicated workings of insurance.

In Heathers free time she enjoys spending time with her husband, her 3 grown daughters & her dog Charli.  She also enjoys riding their Harley, catching a St. Louis Cardinals game, camping, fishing, hiking & watching a good movie or snuggled in with a good book.

Your smile is a valuable resource.
Renew it today!

Call 563.556.3213 to schedule your appointment.