Doctors and Staff

The doctors and staff at the El Sobrante Veterinary Hospital are committed to treating you and your pet individually and personally; with kindness and respect; and with the goal of providing the best care possible, either at our hospital or through careful referral.

Patricia Bacchetti

Dr. Patricia Bacchetti was born on a farm in the Central Valley. She decided right after high school that being a veterinarian would be a fun and rewarding job.  That’s still true to this day.  Pat did her undergraduate and graduate work at UC Davis,  receiving her DVM in 1979.    She and Dr. Kathleen Brennan have happily owned the El Sobrante Veterinary Hospital since 1986.   Professional interests are medicine and dermatology. Pat has 4 kitties at home, in addition to the racoons, skunks, possums, deer, and the foxes that share her garden. Her 19-year-old son is away at college. She is an avid bird watcher, and enjoys  travel, photography, and being outdoors.






Kathleen Brennan

Dr. Brennan grew up in a Navy family and lived in many places in the United States and in Japan. She attended UC San Diego for her undergraduate degree in chemistry, and UC Davis for her DVM. She also completed an internship in Small Animal Medicine and Surgery at UC Davis. Kathleen enjoys doing surgery at the El Sobrante Veterinary Hospital, and also likes seeing medical cases after surgery. Kathleen shares her home with 2 Welsh Corgis and 4 cats. She has a passionate interest in photography, and also enjoys going to the gym, yoga, hiking, and travel.






Andrea White

Andrea has been working with animals all of her life. She’s been working as a veterinary technician  since 1999.  She’s been at El Sobrante Veterinary Hospital since 2001, and  is our chief phelobomist, and is the vet tech queen of the hospital.  Andrea is also our resident Animal Whisperer.  She was born locally, and lives with 4 dogs and 3 cats. As her major outside interest, she rides dressage and 3-day events with her 2  horses Fame and Primo.





Monte Martinez 


Monte has been a part of El Sobrante Veterinary Hospital for over 17 years and is passionate about the health and well being of animals.  As a proud pet owner of three cats, Monte understands the happiness that pets bring into the lives of their owners and he is committed to working with the families of their furry patients to find creative solutions to often difficult pet health dilemmas.  With a caring smile and upbeat attitude, Monte provides excellent customer service and is open to feedback and suggestions to ensure that clients have the best possible veterinary experience. Monte is a long time residents of the San Pablo/ El Sobrante area. It is well known that Monte is a Star Wars collectibles and films enthusiast and has been so since early childhood.  He also has a love of cartoons, movies, and loud music, and more recently zombies and Giants baseball. He views the crew at El Sobrante Veterinary as a family and is grateful to be surrounded by equally committed veterinary professionals and staff.




Kelli Wigfield

Kelli was born and raised in Pinole, and started coming to El Sobrante Veterinary Hospital as a youngster with her mom and dad.   After high school, she graduated from Western Career College with a degree in veterinary technology, and began working for El Sobrante Veterinary Hospital in July 2010. You will find her greeting and rooming clients, caring for boarding and hospitalized animals, assisting the doctors with diagnostics and monitoring patients. Kelli lives in a truly multi-pet household:  2 dogs, 6 cats, leopard geckos, turtles, and whoever else wonders by.  She also likes to go to San Francisco Giants games.