Karen Oberthaler, Veterinary Specialist

VMD, DACVIM (Oncology)

Oncology Department

Dr. Karen Oberthaler is a board-certified veterinary oncologist and a diplomate of the American College of Internal Medicine in Oncology.

Dr. Oberthaler graduated magna cum laude from the School of Veterinary Medicine at the University of Pennsylvania in 2002. Following graduation she completed a rotating internship in Small Animal Medicine and Surgery at the Animal Medical Center in New York City in 2003.  She then returned to Philadelphia for an Oncology residency at the University of Pennsylvania, which she completed in 2006.  Dr. Oberthaler also obtained her undergraduate degree in Bioengineering from the University of Pennsylvania.

Prior to moving to Colorado, Dr. Oberthaler was a practicing oncologist in New York City and Miami for 13 years until joining VCA's Veterinary Specialists of Northern Colorado in March of 2019.  Her clinical interests include lymphoma, osteosarcoma, mast cell tumors, hemangiosarcoma, and bladder cancer.  Additionally, she is interested in cancer prevention and palliative care.
Dr. Oberthaler

Contact Us


In case of Emergency

Call the hospital immediately.

Veterinary Services for Your Pet

Your pet can enjoy comprehensive preventive and wellness care veterinary services for every stage of life, from puppy or kitten through adult and the senior years. We invite you to explore our services to learn more and help keep your pet happy and healthy!
Learn More

Connect with us

          Connect to our Google Plus page          Connect to our Yelp page          Connect to our Instagram page

Loading... Please wait