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Dr. Michael Hayman - Owner, D.V.M.

Michael Hayman, DVM, is originally from Mequon, WI. Dr. Hayman summered in the Lakeland area for over 25 years before returning to practice veterinary medicine in 1989. Dr. Hayman graduated from University of Wisconsin – Madison School of Veterinary Medicine in 1989. He became a partner with Dr. Race Foster, Dr. Marty Smith and Dr. Theuerkauf at Foster Smith Animal Hospital in 1991. Besides practicing high quality medicine he has a strong interest in orthopedic surgery and reproductive medicine. In his free time, Dr. Hayman spends time with his wife and two children enjoying all the Northwoods has to offer. 

Dr. David Theuerkauf - Owner, D.V.M.

David Theuerkauf, D.V.M., is originally from Menominee, MI, where he grew up in a large family working on the family farm.  He attended Michigan State University, receiving his Doctor of Veterinary Medicine degree in 1985.  He worked in a busy small animal clinic in Detroit for 1½ years before deciding to move to the Northwoods and join Dr. Race Foster and Dr. Marty Smith at Foster Smith Animal Hospital.  He became a partner in the business in 1987 and has loved the Northwoods that he calls home for the past 30 years.  Dr. Theuerkauf enjoys the many facets of small animal practice with particular interests in ophthalmology cases, soft tissue surgery and internal medicine.

Dr. Theuerkauf has been married to his wife, Audrey, since 1987 and they have 3 children, Wesley, Brian and Carly.  He and his wife have been very proud of their children’s athletic and academic achievements and they especially enjoy raising their family in the Northwoods Area.

Dr. Theuerkauf has been very active with the community, helping coach youth hockey for the Lakeland Hawks and Northern Wisconsin Blizzards as well as help at the Lakeland Thunderbird Hockey games.  He is a member of the Minocqua Lions Club and has served as the Lions President.  He also served on the board of directors of the Northwoods Wildlife Center, and continues to provide services for the center when injured wildlife are in need.  Dr. Theuerkauf enjoys time with his family and houseful of pets.

Dr. Matt Brock - Associate, D.V.M.

Matthew Brock, D.V.M., is originally from Vesper,  Wisconsin but has been coming to the Northwoods  for over 15 years, where his parents own a cottage.  Dr. Brock received his bachelor degree in dairy science from the University of Wisconsin River Falls in 2013. He then moved to the island of Saint Kitts and Nevis, in the Caribbean, where he did his pre-clinical training before finally moving to Madison Wisconsin to finish his fourth year of clinical training. Dr. Brock received his Doctor of Veterinary Medicine degree from Ross University School of Veterinary Medicine in May of 2018. Dr. Brock has an interest in Small Animal surgery, dentistry as well as internal medicine.

While away from the hospital, Dr. Brock enjoys producing maple syrup with his family. When the trees are not producing syrup he enjoys all the Northwoods has to offer including hunting, fishing and following his favorite sports team the Milwaukee Brewers and Green Bay Packers.


Wendy H. - Hospital Administrator

Karen S.- Manager/Registered Veterinary Nurse

Lisa M. - Inventory Manager

Laura F.- Bookeeping/Accounting

Registered Veterinary Nurse Team

Angie T.- Minocqua

Deb L. - Eagle River

Holly K.- Minocqua

June L..- Minocqua/Manitowish Waters

Katie C.- Minocqua

Veterinary Assistant

Eric H.- Minocqua


Client Service Team

Angie H.- Minocqua

Deb L.-  Eagle River

June L.-  Manitowish Waters

Krisi L.-  Boarding Care Manager/ Minocqua

Lesley R.-  Minocqua

Liz M.-  Boarding/-Eagle River/Minocqua

Sharon Z.-  Eagle River/Minocqua


Dedra D.- Eagle River

Jan R.- Minocqua

Pam K. - Manitowish Waters

Animal Caretaker/Boarding Team

Alyssa R.-Eagle River

Amanda W.-Eagle River

Ayla M.- Minocqua

Brittany S. - Minocqua

Char B.- Manitowish Waters

Cora M.- Minocqua

Miranda M. - Minocqua

Olivia C.-Minocqua