Our Veterinarians

Dr. Chris Bleifuss

Dr. Chris Bleifuss grew up in central Missouri and received his DVM degree from the University of Missouri College of Veterinary Medicine in May of 1982. On July 21, 1985, he established Kronenwetter Veterinary Care as a typical practice of the time taking care of farm animals, primarily dairy cows and horses, along with pets of all shapes and sizes. In 1991, Kronenwetter Veterinary Care transitioned into a strictly small animal practice. Dr. Chris enjoys a wide variety of interests outside of veterinary medicine and surgery. He is married with three grown children, along with dogs, cats, and a couple snakes, including the clinic’s 20 year old boa constrictor named Rose.


Dr. Paul Reifenrath

Dr. Paul was raised in the suburban Milwaukee area with an older sister and two younger brothers. He received a Bachelor of Science degree in Fisheries Management and Biology from University of Wisconsin – Stevens Point in 1983. In 1984, he entered a graduate program in Physiology at University of Wisconsin – Milwaukee. Dr. Paul received a Doctor of Veterinary Medicine from University of Wisconsin – Madison in 1990 and became a Veterinarian. He has been practicing in the Wausau area since 1990 and at Kronenwetter Veterinary Care since 1994. Dr. Paul is married, has one daughter and an over-friendly, allergic yellow lab named Jasper. Dr. Paul’s passions include mountain biking and fly-fishing for muskies and small mouth bass. His other interests include cross country skiing, bow hunting for deer, grouse hunting, fly tying, reading, music and travel.

Dr. Nikki Wills

Dr. Nikki Wills received her Doctor of Veterinary Medicine from the University of Wisconsin-Madison School of Veterinary Medicine in 2001. In 2012, she completed training in small animal acupuncture at the Chi Institute in Reddick, FL. Dr Nikki joined Kronenwetter Veterinary Care in 2005. Dr. Nikki grew up in Amherst, WI. A love of horses and all animals was the motivation behind pursuing a career as a veterinarian. After veterinary school, Dr. Nikki moved back to Amherst where she currently lives with her husband, horses, cats, cockatoo and some chickens.

Dr. Lisa Radwan

Dr. Lisa Radwan holds a Bachelor of Science in Biochemistry and a Doctorate in Veterinary Medicine from North Carolina State University. She founded her own mixed animal practice in rural Oconto County and practiced there for 18 years. After she sold her practice, she practiced in New Zealand for 18 months, but then returned to the Midwest to work at a holistic vet practice in Glendale and then at the Central Wisconsin Animal Emergency Center. Dr. Lisa’s has a special interest in integrative medicine and has been providing her patients with an integrative approach to veterinary medicine since 1997. She is certified in: Veterinary acupuncture, Chinese herbs, Veterinary Chiropractic Care and has completed coursework in animal rehabilitation therapy.

Dr. Erica Esser

Dr. Erica Esser graduated from the University of Wisconsin School of Veterinary Medicine in 2008. Since then she has worked with a full menagerie of species, including dogs, cats, horses, cattle, alpacas, wild black bears and captive deer. She has been practicing in central Wisconsin since 2007. Dr. Erica grew up in Chicago and southern Wisconsin (feeling much more at home in Wisconsin!) and then left the midwest to attend Cornell University for college earning a Bachelor of Science in Animal Science and Natural Resources. Her personal mission statement as a veterinarian is to continuously learn, keeping up with the latest science and putting her knowledge to work for you and your pets! When she isn’t working, Dr. Erica is happily sharing all of her favorite activities with her daughter and dog Moki. You may run into them on the cross country ski trails, in their garden, or biking to the farmer’s market.