A diagnosis of cancer in your pet can be devastating. Fortunately, as with human medicine, treatment options are available and our Oncology team is here to help you make the decisions that will provide the support and help to maximize the quality of your pet’s life. Each case of cancer is unique and we tailor each treatment plan to fit the individual needs of the patient and their family.

Our Team

Kristen Couto, DVM, Practice Limited to Oncology

Dr. Couto is a graduate of The Ohio State University College of Veterinary Medicine, where she also obtained a Bachelor of Science degree in Biology.  She completed a Small Animal Medical and Surgical Internship at North Carolina State University before moving to the West Coast for a Medical Oncology Residency at the University of California, Davis.  Dr. Couto has done research in the field of lung tumors and lymphoma of the gastrointestinal tract, and has a special interest in the human-animal bond and helping families through every aspect of a cancer diagnosis and treatment.

In her free time, Dr. Couto enjoys exploring Northern California, hiking and spending time getting to know her new town of Winters. She has two dogs (Gob, a puggle/pit-bull mix, and Sophia, a black lab mix) and two cats (Moo and Oink) that she also enjoys spending time with.


Carlos Rodriguez, Jr., DVM, PhD, DACVIM (Oncology)

Dr. Rodriguez attended the University of Illinois at Urbana-Champaign for his veterinary degree (DVM) followed by an internship at Virginia-Maryland Regional College of Veterinary Medicine. He then did a residency in Medical Oncology at the University of California at Davis followed by a PhD in biochemistry at the University of Texas Houston Health Science Center. He served as a lecturer in the Medical Oncology Service at the Veterinary Medical Teaching Hospital at UC Davis from 2003 to 2015. Since that time he has worked in numerous private practice facilities around the country including Vista.


Kriste Sein, RVT

Brittney Underwood, RVT

Patrice Johnson