Schedule a Zoom or Phone Appointment by Calling the Clinic at 503-267-8888 or Schedule Online Through The Clinic Site. Thank you!

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Certified Cat Behaviorist and Veterinarian with Formal Study in Animal Behavior at Oxford and Harvard University: We’ve Helped Thousands of Cat Owners Solve Their Cat’s Aggression, Urination, Defecation, and Vocalization Behavior Issues in Over 30 Countries. 

View hundreds of testimonials and solved case studies.


STEP ONE:  Choose Your Feline Behavior Wellness Consultation Program

  • Important Update: We are currently scheduling Zoom and phone appointments with the doctor and behaviorist through November 3oth.  For urination or defecation issues, participate in our feline study and receive the reduced Zoom consult fee through October 30th.  Scheduled cat owners can also participate in Mieshelle’s upcoming National Geographic cat behavior show production.

The Importance of Gene-encoded Behavior: The Doctor and Behaviorist Team Apply the Sciences of Wild Felid Genetics, Psychology, Biology, and Feline Learning and Memory to Effectively Solve Your Cat’s Behavior Issues Long Term.

Founder of the the first cats exclusively behaviorist practice in the United States and in over 30 countries, Mieshelle Nagelschneider studied animal behavior at Oxford University and the University of Edinburgh Royal School of Veterinary Studies, and her animal behavior experience at Harvard University (read more here) has enabled her to help cat owners understand the science behind their cat’s behavior.  The first “Cat Behaviorist” in the U.S., she is the award-winning international author of New York Times acclaimed feline behavior science book published in 4 languages by Random House Publishing.  Watch Mieshelle on Discovery Channel, Nat GeoWILD’s Animals Doing Things With Howie Mandel and as National Geographic cat behavior documentaries and published works long time cat behavior expert and researcher for the 37 species of wildcats (including your domestic house cat).  Mieshelle is also the the new cat behaviorist for Discovery Channel’s (China) show, My Cat From Hell.

Recipient of the “Gold Purr Award” and the “2020 Business Award for Exemplary Businesses and People in the Field of Animal Behavior”.