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Our Veterinarians

You’ve come to the right place to meet our proud team of outstanding veterinarians!

Dr. Stuart Dalton, Veterinarian, Owner

Stuartandshadow Dr. Dalton was born and raised in Louisville, Kentucky surrounded by dogs, horses, snakes, turtles and whatever else he and his two brothers could catch. He earned his first bachelor’s degree in Geology from Brown University in Providence, Rhode Island in 1985. His first, second and third careers involved outdoor education, environmental consulting and contract archeology. For a final career path, he discovered veterinary medicine because it combined his love of animals, science, problem solving and helping others. To qualify for veterinary school, he earned his second bachelor’s degree in Biology from the University of Louisville in 1993. Dr. Dalton graduated from the University of Minnesota College of Veterinary Medicine in St. Paul in 1998 and has been employed at White Bear Animal Hospital since 1999. Dr. Dalton proudly purchased White Bear Animal Hospital in January of 2010.

Areas of veterinary interest for Dr. Dalton include pain management, dentistry, behavior, practice management, client education and community outreach.

Professional Associations

  • American Animal Hospital Association AAHA
  • American Veterinary Dental Society AVDS
  • American Veterinary Medical Association AVMA
  • International Veterinary Academy of Pain Management IVAPM
  • Minnesota Veterinary Medical Association MVMA
  • Fear Free Certified Professional

When outside of the veterinary hospital, Dr. Dalton enjoys indoor rowing, scuba diving, triathlons (swimming, biking and running), mountain climbing, traveling, reading, watching movies, working in the yard and keeping up with his three children.

When not at work, Dr. Dalton shares his home with his wife, three children, three cats named Roxy, Kyo and Calypso (Caly) and Emma, a deaf Australian Cattle Dog.

Dr. Dalton in the community and in the news

  • Check our Dr. Dalton’s first podcast with Pheasants Forever’s Bob St. Pierre and Andrew Vavra by clicking HERE. They enjoyed discussing a wide range of topics for bird dog owners as well as for dog owners in general, including preventing tick-borne diseases, knee injuries, what to have in your dog’s first aid kit, toxins, arthritis, and much, much more.
  • Dr. Dalton was interviewed for the article Fido, Fit as a Fiddle in the September 2016 issue of White Bear Lake Magazine.
  • Member of the Board of Directors for the Animal Emergency and Referral Center of Minnesota from February 2016 to present, BOD President March 2018 to present.
  • Interviewed on the Fan Outdoors  program on KFAN 100.3 FM local sports radio, April 11, 2015, click here to listen (the interview starts just before the “T”)
  • Featured Panelist at the Center for Ethical Business Cultures Business Ethics Panel Discussion – Doing It Right Matters, Ethics and Values in Small to Mid-Sized Companies, March 21, 2013.
  • Featured Panelist at the BBB/University of St. Thomas Business Ethics Summit, February 20, 2013.
  • Dr. Stuart Dalton was featured in the first ever University of Minnesota College of Veterinary Medicine Alumni E-newsletter article in January 2013. Click here to read the article.
  • The Scoop on Poop! Dr. Dalton shared some insights with service dog owners, as well as every pet owner on this often overlooked topic in the newsletter ‘PawPADs Unleashed.’
  • Ramsey/Washington County Suburban Cable Commission – The Government Television Network – Channel 16 – Lake Area Beat – Dr. Dalton has been interviewed on a variety of pet issues:

2018 Summer Pet Safety

2016 Summer Pet Safety

Summer Pet Safety

Fireworks Safety

Winter Pet Safety

  • Golden Valley Patch – Golden Valley Pet Owner Dubs Vet ‘Miracle Man.’ An assistance dog is alive and well thanks to the kind efforts of a veterinarian.
  • White Bear Press – Pesky insects aren’t just a country problem anymore.

Dr. Gwen Zupancich – Associate Veterinarian


Dr. Zupancich grew up on a farm near Clark, South Dakota, where she was active in 4-H and spent many hours playing with the dogs and barn cats. She knew going into college that she would like to work in the medical field, but did not decide on veterinary medicine until her last year at Augustana. She earned her bachelor’s degree in Biology from Augustana College in Sioux Falls, South Dakota in 1997, then went on to the University of Minnesota College of Veterinary Medicine, earning her DVM in 2001. She has been proud to be a part of White Bear Animal Hospital since June of 2001.

Dr. Zupancich currently sees appointments at our veterinary hospital four days per week as well as every third Saturday. Her special areas of interest include feline medicine and ultrasound diagnostics. Dr. Zupancich lives in Roseville, Minnesota with her husband and three boys.

On her days off she stays busy at home caring for her kids. Her hobbies include bike riding, boating, downhill skiing, cooking and reading. Her pets include two beagle mixes named Snoopy and Woodstock.

Professional Associations

  • American Animal Hospital Association AAHA
  • American Veterinary Medical Association AVMA
  • Minnesota Veterinary Medical Association MVMA
  • Fear Free Certified Professional

Dr. Kim O’Callaghan – Associate Veterinarian

photo courtesy of Denny Warner Photography

Dr. Kim O’Callaghan is a lifelong Minnesotan and went to the University of Minnesota for both her undergraduate and veterinary training. She has been interested in caring for animals from a young age and knew she wanted to be a veterinarian in grade school. She graduated from the Univ. of M.N. College of Veterinary Medicine in 1994 and spent much of her career as a relief veterinarian, including a six-month contract at the Univ. of M.N. Veterinary School in their Primary Care service. Dr. O’Callaghan joined the White Bear Animal Hospital team in July 2017.

Her areas of interest are preventive medicine, nutrition, pain management, helping families care for geriatric pets, diagnostic imaging, and working with canine athletes. Outside of work she enjoys activities such as Nordic skiing, biking, hiking, camping, and traveling. She also volunteers as a sled dog trail veterinarian at races in Minnesota, Michigan, and Maine.

Professional Associations

  • Minnesota Veterinary Medical Association, MVMA
  • American Veterinary Medical Association, AVMA
  • International Sled Dog Veterinary Medical Association ISDVMA
  • American College of Veterinary Radiology Ultrasound Society ACVR
  • American College of Veterinary Radiology CT / MRI Society ACVR
  • Fear Free Certified Professional

Dr. Matt Winter – Associate Veterinarian

Dr. Matt Winter joined White Bear Animal Hospital in January 2019. He grew up in Lake Elmo, MN. Matt is a graduate of the University of Minnesota . Dr Winter’s areas of interest are surgery and internal medicine. Matt has a Golden Retriever named “Rally.” His hobbies include being outdoors, hunting and fishing, and Frisbee golf.

White Bear Animal Hospital