Timothy Bell, DVM

Dr. Timothy Bell is a graduate of Colorado State University School of Veterinary Medicine earning his DVM in 1991. Since graduating he has practiced continuously in the State of California.

Dr. Bell was born in Africa and spent most of his early life in Zambia and England. He attended high school in Canada and the USA before obtaining a BA in Third World Politics at Colorado College in Colorado Springs.

His passion for all animals was evident from an early age with childhood interests in African wildlife. This passion remains with him today. In addition to providing the highest level of services to his patients and clients, Dr. Bell assists local animal groups and is active in donating time to causes sponsoring sterilization of cats and dogs in North County.

Tim is married to Michelle, a Registered Veterinary Technician, and is the proud father of three children, Josh, Kylie and Trevor. Dr. Bell and his family have three dogs, two cats, a parrot, a rat and a bunny. His interests include photography, scuba diving and Triathlon/Ironman competitions.

Serena Swan, DVM

Serena Swan grew up on the Central Coast of California and was very active in 4-H and FFA. This spurred her love of animals and ultimately led her to decide on veterinary medicine as a career. After high school, Serena took a silver engraving class in Texas and, after a lot of practice, blossomed into a silversmith making belt buckles, conchos, and jewelry. She worked on the Work Ranch in San Miguel, CA while attending Cuesta College and Cal Poly in San Luis Obispo. During that time she met her husband, Ted Swan and together they embarked on a journey to Saint George’s University in Grenada, W.I. to pursue her dream of becoming a veterinarian. Serena is ecstatic to be able to call Paso Robles her home once again and to continue to get to enjoy the beautiful California coast. She looks forward to helping all of the wonderful pets in Paso Robles and the surrounding areas. In her spare time, she enjoys riding her horses and getting to spend time with her loved ones.

Kristine Kelso, DVM

Dr. Kelso received her Bachelor of Science degree in Animal Science from Cal Poly, SLO in 2003. After working a few years as an RVT in San Diego, she moved to Scotland to attend University of Glasgow’s School of Veterinary Medicine. While at Glasgow, Dr. Kelso was able to participate in veterinary projects which took her to India to help a non-profit shelter treat the overwhelming population of street animals in Ahmedabad, and to North Cyprus to aid in sea turtle conservation and research. Dr. Kelso graduated in 2011 with her Bachelors in Veterinary Medicine and Surgery (BVMS) (the UK equivalent of the DVM degree) with a distinction in small animal clinical studies and was inducted into the Royal College of Veterinary Surgeons (MRCVS).

After graduation, Dr. Kelso then completed an internship with Pennsylvania Specialty and Emergency Associates in Plymouth Meeting, PA. This internship focused heavily on emergency medicine and critical care as well other specialties such as internal medicine, cardiology, and radiology. Upon conclusion of her internship, Dr. Kelso moved back to San Diego where she worked in a progressive small animal hospital until moving with her family back to the beloved central coast.

Dr. Kelso joined the team at North County Animal Hospital in 2018, where her professional interests include radiology/ultrasound, critical and geriatric care, and a great appreciation for the bond that families form with their pets.

Outside of the hospital, Dr. Kelso spends loves to spend her time with her husband, Chris, their son Joseph, and their beloved pets. She enjoys camping/hiking, swimming, sailing, traveling, and community volunteering.

Christina Biren-Fetz, DVM

Dr. Biren-Fetz was raised in the Central Valley of California. Her love of animals was apparent as a child; she would bring home any and all pets to the dismay of her father. This love of animals lead to her interest in Companion Animal Medicine with a special interest in the bond shared between people and their pets. Dr. Biren-Fetz studied Biology at the University of California, Santa Cruz, graduating in 2008. She then attended the University of California, Davis, receiving a Certificate in Animal Science in 2012. While working as a veterinary assistant, Dr. Biren-Fetz realized she desires to pursue a career in Veterinary Medicine. She was admitted to the inaugural class at Midwestern University College of Veterinary Medicine in Glendale, Arizona, receiving her Doctor of Veterinary Medicine in 2018.

Dr. Biren-Fetz is excited to be back in California and on the beautiful Central Coast to start her career in Veterinary Medicine. She enjoys a variety of outdoor sports including running, hiking, swimming, waking boarding and is an avid skier. Dr. Biren-Fetz shares her home with two cats, Charlie, and Chaz (The Charleses). She looks forward to getting a dog soon.


Practice Manager


Registered Veterinary Technician


Lead Technician/Manager




Veterinary Assistant


Room Tech/Veterinary Assistant


Veterinary Assistant

Anna Lisa

Veterinary Assistant


Kennel/Veterinary Assistant


Veterinary Assistant


Kennel/Veterinary Assistant




Tech Assistant




Kennel/Veterinary Assistant